Description Are you a motivated Cyber Software Engineer with technical hands-on knowledge of mission focused systems Are you an ethical hacker ready to apply your knowledge to National Security Join us at the Leidos Innovations Center, Information and Data Science Division, with a group of highly skilled and innovative individuals and a variety of exciting R&D programs.As a Cyber Software Engineer, you will design and implement sophisticated low-level networking and embedded software systems in support of national security missions. You will work in a dynamic, high-impact environment requiring deep knowledge of network stacks, system internals, and offensive/defensive cyber techniques. As a senior member of the team, you will contribute to architectural decisions and mentor junior engineers.This position will support multiple programs and projects as well as being responsible for building/supervising a core group of software engineers as well as defining and maturing the organization’s software development processes.Primary Responsibilities:Architect and develop software for cyber tools targeting networked and embedded systems in contested environments.Design, develop, and maintain custom tools and frameworks to support reverse engineering, vulnerability analysis, and exploitation efforts.Conduct static analysis, dynamic analysis, and advanced fuzzing techniques on embedded devices and network protocols to identify attack vectors, enhance resilience, and optimize performance.Collaborate with cyber analysts, mission operators, and hardware teams to deploy cyber capabilities, ensure operational security (OPSEC), and support mission execution.Produce technical documentation, mentor junior engineers, and contribute to knowledge transfer within cyber operations teams.Stay ahead of emerging cyber threats, adversarial tactics, and offensive cybersecurity advancements.Lead efforts to develop the Software Development, Integration, and testing processes using state-of-the-art industry best practicesLead, build, mentor, and supervise a group of Software EngineersBasic Qualifications:Bachelor’s degree in computer science, Computer Engineering, Electrical Engineering, or a closely related technical field.Minimum of 8 years of experience, with a significant portion focused on network defense and cyber security for embedded systems; master’s with 6 – 10 years of prior relevant experience. May possess a Doctorate in technical domain.Expertise in computer architecture, memory management, and common vulnerability classes (CWEs).Proven expertise in C and C++ programming and strong proficiency in Rust.Hands-on experience with TCP/IP networking stack development and strong understanding of network protocols and concepts from a security perspective.Deep understanding of operating system internals.Experience developing software interacting directly with hardware components and proficiency with embedded development tool chains.Working knowledge with AI/MLExcellent analytical, problem-solving, and critical thinking skills and ability to work independently on complex tasks and lead technical efforts.Strong technical writing and communication skills.Defining software development processes and mentoring junior software development engineers.Strong understanding of sound software development principles and practices and ability to define software development processes.Ability to obtain and maintain a DoD Secret clearance. (U.S. Citizenship is required)Preferred Qualifications:Experience with wireless protocols (Wi-Fi, Bluetooth, Zigbee, SDR) and their security implications.Experience with Android Mobile Operating Systems and Mobile Networks.Experience developing exploits for various architectures (ARM, MIPS, x86, PPC).Experience with reverse engineering tools (IDA Pro, Ghidra, Binary Ninja, etc.).Knowledge of cryptographic principles and common implementation weaknesses.Experience with hardware-level analysis and attack techniques (e.g., side-channel analysis, fault injection).Contributions to the security community (e.g., published research, CVEs, conference presentations).Experience with developing secure, resilient solutionsExperience with formal methodsExperience with developing/integrating/testing embedded applicationsExperience with P4 programming languageActive DoD Secret clearance is preferredOriginal Posting:May 6, 2025For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above.Pay Range:Pay Range $104,650.00 - $189,175.00The Leidos pay range for this job level is a general guideline onlyand not a guarantee of compensation or salary. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law.

ManTech seeks a motivated, career and customer-orientedSenior Deployment Engineerto join our team in Chantilly, VA. This is an onsite position.Responsibilities include but are not limited to:Configuration and installation of remote customer networks and Site surveysGathering customer requirementsPlacing circuit ordersInterfacing with the customer throughout the deployment processCreate and implement router and switch ConfigurationsCreate and maintain Visio network diagramsTroubleshoot technical issues during deploymentsProvide recommendations to enhance and improve the network and performanceProvide system wide engineering support for network conflicts, troubleshooting, and resolutionUp to 50% travel Conus and infrequent 5-10% OCONUSMinimum Qualifications:Requires Bachelor’s degree in Computer Science, Math or Engineering or equivalent and aminimum of 4 years of related deployment experience; an additional 4 years experience might be substituted for a degree.DoD 8570 IAT Level 2 certification (CCNA Security, GICSP, GSEC, Sec+, CND or SSCP)DoD 8570 computing environment certification within 6 months of hire.Cisco or Microsoft certification.Company training providedStrong network and CISCO backgroundValid US Passport and Driver's License requiredPreferred Qualifications:Experience with Customers SystemsAdvanced knowledge of routing protocols such as BGPClearance Requirements:US Citizenship and an Active Top Secret-SCI clearance adjudicated within the past 6 years.Physical Requirements:Must be able to remain in a stationary position 50%.Needs to occasionally move about inside the office to access file cabinets, office machinery, etc.Often positions self to maintain computers in the lab, including under the desks and in the server closet.Frequently communicates with co-workers, management and customers, which may involve delivering presentations.Must be able to exchange accurate information in these situations.

Who We Are: We're powering a cleaner, brighter future.Exelon is leading the energy transformation, and we're calling all problem solvers, innovators, community builders and change makers. Work with us to deliver solutions that make our diverse cities and communities stronger, healthier and more resilient.We're powered by purpose-driven people like you who believe in being inclusive and creative, and value safety, innovation, integrity and community service. We are a Fortune 200 company, 19,000 colleagues strong serving more than 10 million customers at six energy companies -- Atlantic City Electric (ACE), Baltimore Gas and Electric (BGE), Commonwealth Edison (ComEd), Delmarva Power & Light (DPL), PECO Energy Company (PECO), and Potomac Electric Power Company (Pepco).In our relentless pursuit of excellence, we elevate diverse voices, fresh perspectives and bold thinking. And since we know transforming the future of energy is hard work, we provide competitive compensation, incentives, excellent benefits and the opportunity to build a rewarding career.Are you in Primary Purpose: PRIMARY PURPOSE OF POSITIONThe Sr OT Systems Security Engineer (OTSSE) will support implementation of the Operational Technology (OT) Security Governance program and provide proactive cyber security risk management. The OTSSE will act as a liaison to OT teams, Security Architects and other CISS teams to effectively communicate and lead OT security engineering design specification, architecting and implementing effective OT security solutions. The OTSSE will also assist with vulnerability mitigation plans, incident response, and security event monitoring engineering support. The OTSSE will ensure the implementation of OT security measures in accordance with established procedures to ensure safety, reliability, confidentiality, integrity, availability, authentication, and non-repudiation, and will perform OT security reviews to identify gaps in security design and architecture.Note: This is a hybrid position (in-office with remote flexibility). Employees are required to be in office at least three days per week (Tuesday, Wednesday, and Thursday). This position must sit out of our Baltimore, MD, Newark, DE, Owings Mills, MD or Kennett Square, PA office. This position is NOT eligible for relocation assistance. Primary Duties: PRIMARY DUTIES AND ACCOUNTABILITIESProvide analytical and technical security recommendations to other team members, technical teams, and business clients, including: Provide OT cyber security guidance to leadership. Work with stakeholders to design OT security design specifications and architectures. Provide input to implementation plans and standard operating procedures as they relate to OT cyber security.Develop specific OT cyber security countermeasures and risk mitigation strategies for systems and/or applications.Work closely with technical teams to implement effective security configurations/requirements, including:Analyze and design security measures to resolve OT vulnerabilities, mitigate risks, and recommend security changes to system or system components as needed.Mitigate/correct security deficiencies identified during Factory Acceptance Testing, Site Acceptance Testing, and/or recommend risk acceptance for the appropriate senior leadership. Verify and update security engineering documentation reflecting the application/system security design features. Verify minimum security design specifications are in place for OT assets to support security event monitoring and incident response.Work closely with the R&D and innovation teams to ensure secure implementation of OT systems into production. (Assist with vulnerability mitigation planning, incident response and security event monitoring engineering activities for security and compliance requirementsConduct engagement and provide OT cyber security training to OT personnel Job Scope: JOB SCOPEThe Senior Operational Technology Systems Security Engineer (OTSSE) will work closely (and primarily) with business OT teams, IT/Utility communications, Engineering and OT clients to implement effective security configurations and requirements; provide analytical and technical security recommendations to other team members, technical teams, and business clients; support OT Security Governance efforts; meet with Exelon business clients and management to help specify and negotiate system/network/application security requirements; work with the R&D and innovation teams to ensure secure implementation of OT systems into production; develop OT security solutions to improve security event monitoring and detection with CISS standards; actively participate in relevant industry OT cyber security workgroups and forums; act as a liaison to business OT teams, Security Architect and IT/UComm, and OT stakeholders to effectively communicate and lead OT security engineering design specification, architecting and implementing effective OT security solutions; develop documentation to support ongoing OT security systems operations, maintenance, and problem resolution; advise on vulnerability mitigation plans, and develop security event monitoring solutions to improve incident detection; work with the Security Policy and Risk Office to assist with the identification, analysis, and remediation of Exelon OT cyber security risk Minimum Qualifications: MINIMUM QUALIFICATIONSBachelors Degree in Computer Science, engineering, or a related discipline, and typically 5 or more years of solid, diverse experience in OT/ICS, or equivalent combination of education and work experience. At least 3 years of demonstrated experience in the energy sectorAt least 5 years of demonstrable security engineering or related experience, including: Knowledge of disaster recovery continuity of operations plans Knowledge of Risk Management Framework (RMF) requirements Knowledge of incident response and handling methodologies. Knowledge of network security architecture concepts including topology, protocols, components, and principles Knowledge of authentication, authorization, and access control methods. Knowledge of cryptography and cryptographic key management concepts Knowledge of database systems Knowledge of embedded systems Knowledge of system fault tolerance methodologies Knowledge of how system components are installed, integrated, and optimized Knowledge of ICS supply chain security and risk management policies, requirements, and procedure Knowledge of human-computer interaction principle Knowledge of cybersecurity principles and organizational requirements (relevant to confidentiality, integrity, availability, authentication, non-repudiation) Ability to design architectures and frameworks Skill in applying cybersecurity methods, such as firewalls, demilitarized zones, and encryption Knowledge of network access, identity, and access Knowledge of network protocols such as TCP/IP, Dynamic Host Configuration, Domain Name System (DNS), and directory services Knowledge of network design processes, to include understanding of security objectives, operational objectives, and tradeoffs Knowledge of parallel and distributed computing concepts Knowledge of key concepts in security management (e.g., Release Management, Patch Management) Knowledge of configuration management techniquesComprehensive understanding of change management techniques associated with new technology implementation.Demonstrated experience producing an economic business case.Demonstrated leadership ability.Proven analytical, problem solving, and consulting skills.Excellent communication skills and the proven ability to work effectively with all levels of OT and business management. Preferred Qualifications: PREFERRED QUALIFICATIONSGraduate degree in cyber security, engineering, or related area of expertise.Relevant security certifications (CISSP, CISM, GICSP)At least 3 years of experience as part of an electric utilityAppropriate technical skills and in-depth knowledge of business unit functions and applications, including:Demonstrated experience and subject matter knowledge of SCADA, ICS, Distribution Automation, Smart Grid, DMS, and ECS systems architecture.Demonstrated experience and subject matter knowledge of security vulnerabilities and mitigation strategies for industrial SCADA protocols such as DNP3, IEC-61850, Modbus, Tejas V, CDC 2, Vancomm, etc.Demonstrated experience in security risk assessments, requirements development, secure design analysis, architecture assessment and development, and security testing of applications and systems.Extensive experience developing, evaluating, and implementing OT security architectures, technologies, standards, and practices to secure applications and OT.Demonstrated knowledge and experience in the implementation of governance frameworks and security risk management processes, such as NIST, ISO, ISA99, IEC 62443 guidelines and standards.Demonstrated experience in addressing regulatory compliance for the security requirements in applicable laws and regulations, such as NERC CIP, CFATS, or API 1164.Demonstrated experience and subject matter knowledge in cyber security for applications, web architectures, operating systems, databases, and networks.Knowledge and experience in application security standards, methodologies, and technologies.Solid capability to assess network architectures and operating systems for vulnerabilities and develop appropriate security countermeasures.Solid knowledge and experience with OT security aspects of operating systems, embedded operating systems, Programmable Logic Controllers (PLC), Remote Terminal Units (RTU), and Protection and Control relays.Experience in assessing security applications and systems, such as firewalls, security appliances, IDS/IPS, SSL or TLS, IPSec.Ability to demonstrate analytical skills, technical knowledge, and practical application of cyber and information security principles to business leaders and technical staff. Benefits: BenefitsAnnual salary will vary based on a candidate’s skills, qualifications, experience, and other factors: $102,400.00/Yr. – $140,800.00/Yr. Annual Bonus for eligible positions: 15% 401(k) match and annual company contributionMedical, dental and vision insuranceLife and disability insuranceGenerous paid time off options, including vacation, sick time, floating and fixed holidays, maternity leave and bonding/primary caregiver leave or parental leave Employee Assistance Program and resources for mental and emotional supportWellbeing programs such as tuition reimbursement, adoption and surrogacy assistance and fitness reimbursementReferral bonus programAnd much moreNote: Exelon-sponsored compensation and benefit programs may vary or not apply based on length of service, job grade, job classification or represented status. Eligibility will be determined by the written plan or program documents.

Type of Requisition:RegularClearance Level Must Currently Possess:Top Secret SCI + PolygraphClearance Level Must Be Able to Obtain:Top Secret SCI + PolygraphPublic Trust/Other Required:NoneJob Family:Artificial IntelligenceJob Qualifications:Skills:Artificial Intelligence (AI), Keras, Language Models, PyTorch, TensorflowCertifications:NoneExperience:8 + years of related experienceUS Citizenship Required:YesJob Description:Seize your opportunity to make a personal impact as an Artificial Intelligence and Machine Learning Engineer. GDIT is your place to make meaningful contributions to challenging projects and grow a rewarding career.At GDIT, people are our differentiator. As a Machine Learning Engineer, you will help ensure today is safe and tomorrow is smarter.HOW A MACHINE LEARNING ENGINEER WILL MAKE AN IMPACTDevelop and adapt Large Language Models (LLM) and Natural Language Processing (NLP) methodologies using artificial intelligence and machine learning (AI/ML) frameworks and programming languages to create new capabilities to improve analytic workflows and address key intelligence questions.WHAT YOU’LL NEED TO SUCCEED:Education:Bachelor or Master’ Degree in an IT disciplineExperience: 8+ yearsTechnical skills:Demonstrated experience tuning neural networks, such as LLMs, on custom data sets and applying results to specific use cases.Demonstrated professional or academic experience developing models and ensembles in the AI/ML space, including selecting the best Python libraries for a given task, choosing appropriate pre-processing actions, performing analysis, and assessing model performance.Demonstrated professional or academic experience using Python or R.Demonstrated professional or academic experience with deep learning frameworks such as PyTorch, Tensorflow, or Keras.Demonstrated professional or academic experience and proficiency with SQL to include using common table expressions, set operations, aggregated functions and nested subqueries.Demonstrated professional or academic experience with version control systems such as Github and Jenkins.Demonstrated experience leveraging GPUs for accelerated computing.Security Clearance Level: TS/SCI with PolygraphLocation: McLean, VA, On Customer SiteSkills and abilities desired:Demonstrated professional or academic experience with the HuggingFace Transformers library and hub.Demonstrated experience with cloud computing development and architecture.Demonstrated experience with front-end web development frameworks such as Flask.Demonstrated experience creating machine learning models that conduct text classification and topic modeling in Python using standard machine learning (SciKit Learn-) or deep learning models.Demonstrated experience developing applications for semantic search.Demonstrated professional or academic experience and proficiency with Tableau to produce visualizations and dashboards.Demonstrated academic or professional experience communicating methodological choices and model results.Demonstrated experience with verification and validation test benches.Demonstrated experience with Explainable AI (XAI) techniques.Demonstrated experience with ONNX (Open Neural Net Exchange).US Citizenship RequiredGDIT IS YOUR PLACE:401K with company matchComprehensive health and wellness packagesInternal mobility team dedicated to helping you own your careerProfessional growth opportunities including paid education and certificationsCutting-edge technology you can learn fromRest and recharge with paid vacation and holidays#GDITEnhanced2025#JETThe likely salary range for this position is $158,855 - $214,921. This is not, however, a guarantee of compensation or salary. Rather, salary will be set based on experience, geographic location and possibly contractual requirements and could fall outside of this range.Scheduled Weekly Hours:40Travel Required:Less than 10%Telecommuting Options:OnsiteWork Location:USA VA McLeanAdditional Work Locations:Total Rewards at GDIT:Our benefits package for all US-based employees includes a variety of medical plan options, some with Health Savings Accounts, dental plan options, a vision plan, and a 401(k) plan offering the ability to contribute both pre and post-tax dollars up to the IRS annual limits and receive a company match. To encourage work/life balance, GDIT offers employees full flex work weeks where possible and a variety of paid time off plans, including vacation, sick and personal time, holidays, paid parental, military, bereavement and jury duty leave. To ensure our employees are able to protect their income, other offerings such as short and long-term disability benefits, life, accidental death and dismemberment, personal accident, critical illness and business travel and accident insurance are provided or available. We regularly review our Total Rewards package to ensure our offerings are competitive and reflect what our employees have told us they value most.We are GDIT. A global technology and professional services company that delivers consulting, technology and mission services to every major agency across the U.S. government, defense and intelligence community. Our 30,000 experts extract the power of technology to create immediate value and deliver solutions at the edge of innovation. We operate across 50 countries worldwide, offering leading capabilities in digital modernization, AI/ML, Cloud, Cyber and application development. Together with our clients, we strive to create a safer, smarter world by harnessing the power of deep expertise and advanced technology.Join our Talent Community to stay up to date on our career opportunities and events atgdit.com/tc.Equal Opportunity Employer / Individuals with Disabilities / Protected Veterans

Description Leidos has a new and exciting opportunity for an Automated Test Framework Software Engineer in our National Security Sector's (NSS) Cyber & Analytics Business Area (CABA).Our talented team is at the forefront in Security Engineering, Computer Network Operations (CNO), Mission Software, Analytical Methods and Modeling, Signals Intelligence (SIGINT), and Cryptographic Key Management. At Leidos, we offer competitive benefits, including Paid Time Off, 11 paid Holidays, 401K with a 6% company match and immediate vesting, Flexible Schedules, Discounted Stock Purchase Plans, Technical Upskilling, Education and Training Support, Parental Paid Leave, and much more. Join us and make a difference in National Security!The Automated Test Framework Software Engineer will support the framework of automated tests on multiple environments for a large complex enterprise system. Our agile development teams follow the Behavior-Driven Development (BDD) pattern, where developers are responsible for implementing robust testing leveraging DevOps automation and, where appropriate, the use of test automation commercial tools. Activities supporting this framework include developing, improving and maintaining the BDD framework.This role can work at any of the following locations: Annapolis Junction, MD; Alexandria, VA; Aurora, CO; or San Diego, CA (Campus Point).Responsibilities Include:The Software Engineer will be responsible for DevOps-related activities both individually and as a member of an Agile team. You will be responsible for designing, developing, and maintaining automated test suites and frameworks to ensure the quality and reliability of software applications; troubleshooting and debugging automated tests to identify root causes of failures and ensure test reliability; working closely and collaborating with development teams to identify testable requirements; implementing automated testing solutions and ensuring that the software is testable; writing and executing automated test scripts using various testing tools and frameworks; maintaining clear and concise documentation; tracking issues; managing VMs; and using CI/CD tools and basic system admin experience. You will actively participate in daily stand-ups, Sprint Planning, Program Increment (PI) Planning, and other related team activities.Basic Qualifications:Bachelor’s degree in Computer Science or a related field and at least 8 years of relevant experience. Additional experience may be substituted for a degree.Must have demonstrated experience with Java, including development of unit tests.Must have experience working with Spring libraries, development IDEs (Integrated Development Environments), and working with CI/CD frameworks.Must have experience with software source control and configuration management tools.Must have experience working in Windows and/or Linux operating systems and experience working in a virtualized environment (managing VMs).If not located at the MD location, some short-duration travel may be required to support quarterly PI Planning sessions in MD.Clearance Required: Must have TS/SCI with Polygraph up front.Preferred Qualifications:Experience working with integration test framework.Basic Windows administration experience (i.e. Windows Registry Editor, Services, Task Scheduler, etc.).Experience with task automation such as PowerShell.Experience with knowledge management systems.Experience with Behavior Driven Development (BDD).Experience with the Scrum, Scaled Agile Framework (SAFe) methodology, SAFe Agilest Certification, or experience as a member of an Agile team.At Leidos, the opportunities are boundless. We challenge our staff with interesting assignments that allow them to thrive professionally and personally. For us, helping you grow your career is good business. We look forward to learning more about you – apply today.careers.leidos.com/CONMDCSSKEYCONMDOriginal Posting:May 6, 2025For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above.Pay Range:Pay Range $104,650.00 - $189,175.00The Leidos pay range for this job level is a general guideline onlyand not a guarantee of compensation or salary. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law.

ManTech seeks a Cloud Engineer to help support our current Marine Corps Systems Command, Program Manager Intelligence & Cyber Operations Contract in Stafford, VA.Responsibilities include but are not limited to:SME Responsibilities to transition existing on-premises infrastructure to a cloud architecture.Current Infrastructure could include, but not limited to, physical/virtual servers, workstations, storage, networks, encryption technologies, software, databases, and other unique program of record services.Perform analysis of current infrastructure and business processesWork with current and identify future customers to ensure their mission needs will be met with minimal impact during transition.Focus on integrating the services defined in the MCIEE BlueprintMigrate or re-engineer database design per requirements of analyst toolsMinimum Qualifications:At least 8 years of related Systems Engineering experienceMeet DoD 8570 IAT Level II requirementsExperience with cloud architecture and the entire lifecycle transition to cloud technologyExperience with installing, configuring, operating, and monitoring CI/CD pipeline tools.Knowledge of available cloud services to make informed decisions on SaaS, PaaS, DaaS, and Self-Hosted, or hybrid approach.Must be capable of scripting technologies such as python, bash, PowerShell, and how toautomate creation of cloud environmentMust be familiar with environment auto scaling and load balancing.Preferred Qualifications:AWS and Azure Cloud CertificationsDepartment of Defense Architecture Framework (DoDAF) development may be necessary.Familiar with C2S, S-C2S, AWS, Azure\MSO365 and Marine Corps Private Cloud technologies and dependenciesFamiliarity with FEDRAMP, NIST, RMF, and other process standardsExperience with tools such as git, gitlab, sonarqube, terraform, ansible, and jenkinsClearance Required:Must have an active/current TS/SCI clearance.Physical Requirement: Sedentary Work

Type of Requisition:RegularClearance Level Must Currently Possess:Top Secret SCI + PolygraphClearance Level Must Be Able to Obtain:Top Secret SCI + PolygraphPublic Trust/Other Required:NoneJob Family:Systems EngineeringJob Qualifications:Skills:Linux, Microsoft Windows, UnixCertifications:NoneExperience:10 + years of related experienceUS Citizenship Required:YesJob Description:Seize your opportunity to make a personal impact as a Systems Engineer supporting an information technology enterprise.At GDIT, people are our differentiator. As a Systems Engineer, you will help ensure today is safe and tomorrow is smarter. Our work depends on a Systems Engineer joining our team.REQUIRED SKILLS:Demonstrated experience with server technologies, MVS (multiple virtual storage), Linux, UNIX, and Windows technology and operating systems.Demonstrated experience with Enterprise Information Technology (EIT) and supported utility and security applications.Demonstrated experience setting up and managing servers in Commercial Cloud Enterprise (C2E).Demonstrated experience working in a multi-system and multi-application environment with multiple specialties such as operating systems, e-mail, database platforms, storage technologies, and hardware support.Demonstrated experience working with network requirements to anticipate impact on respective operating systems.Demonstrated experience understanding organizational standards for operating configurations, security constraints, and procedures for managing organization software.Demonstrated experience problem solving, to include independent diagnoses and resolving complex technical problems.Demonstrated experience using analytical planning and organizational skillsDemonstrated experience and understanding of project management techniques to plan and execute projects.Demonstrated experience using strong oral and written communication skills in order to articulate complex technical concepts to both technical and non-technical audiences.Demonstrated experience working independently on routine tasks.Demonstrated experience working as part of a team.Demonstrated experience working with system developers to elicit requirements and engage in joint project planning.Demonstrated experience tracking requirements.Demonstrated experience researching the latest technological developments in the relevant operating systems to identify impact on organization operating systems and to anticipate changes.DESIRED SKILLS:WHAT YOU’LL NEED TO SUCCEED:Education: Bachelor’s degree in Computer Science, Engineering, or a related technical discipline, or the equivalent combination of education, technical certifications or training, or work experience.Experience: 10+ yearsLocation: McLean, VA (On Customer Site)US Citizenship RequiredGDIT IS YOUR PLACE:401K with company matchComprehensive health and wellness packagesInternal mobility team dedicated to helping you own your careerProfessional growth opportunities including paid education and certificationsCutting-edge technology you can learn fromRest and recharge with paid vacation and holidaysThe likely salary range for this position is $152,737 - $206,645. This is not, however, a guarantee of compensation or salary. Rather, salary will be set based on experience, geographic location and possibly contractual requirements and could fall outside of this range.Scheduled Weekly Hours:40Travel Required:Less than 10%Telecommuting Options:OnsiteWork Location:USA VA McLeanAdditional Work Locations:Total Rewards at GDIT:Our benefits package for all US-based employees includes a variety of medical plan options, some with Health Savings Accounts, dental plan options, a vision plan, and a 401(k) plan offering the ability to contribute both pre and post-tax dollars up to the IRS annual limits and receive a company match. To encourage work/life balance, GDIT offers employees full flex work weeks where possible and a variety of paid time off plans, including vacation, sick and personal time, holidays, paid parental, military, bereavement and jury duty leave. To ensure our employees are able to protect their income, other offerings such as short and long-term disability benefits, life, accidental death and dismemberment, personal accident, critical illness and business travel and accident insurance are provided or available. We regularly review our Total Rewards package to ensure our offerings are competitive and reflect what our employees have told us they value most.We are GDIT. A global technology and professional services company that delivers consulting, technology and mission services to every major agency across the U.S. government, defense and intelligence community. Our 30,000 experts extract the power of technology to create immediate value and deliver solutions at the edge of innovation. We operate across 50 countries worldwide, offering leading capabilities in digital modernization, AI/ML, Cloud, Cyber and application development. Together with our clients, we strive to create a safer, smarter world by harnessing the power of deep expertise and advanced technology.Join our Talent Community to stay up to date on our career opportunities and events atgdit.com/tc.Equal Opportunity Employer / Individuals with Disabilities / Protected Veterans

Description Here at Leidos, we care deeply about the growth and development of our people. We are seeking a Chief Software Engineer to support the team.The GEOAxIS system provides Identity, Credential and Access Management for all web applications. GEOAxIS enables online, on-demand, access to NGA GEOINT content based on user’s authoritative attributes/roles. Our Mission is to maintain highly available ICAM services for protecting those critical mission applications across all security domains. The GxNext contract was awarded to Leidos in 2021 and runs until 2031.Responsibilities:Provide technical stewardship for the execution of continuous integration / continuous deployment associated with the programs’ agile development processes and the integration and delivery of architecture and software releases to all Test and Operations instances.Ensure the creation of maintainable, adaptable, scalable, defect-free code using Agile methodology best practices and coding standards (e.g., software reuse, refactoring, continuous integration, continuous development, test automation, secure development, test-driven development, static code analysis, peer/code review.)Guides the implementation of DevSecOps tools and configurations that will satisfy the needs of the program’s agile processes including multiple release trains and release on demand, maximize automated deployments, and facilitate the use of microservices and containerization.Verifies DevSecOps environments are maintained and available to support development, integration, and test efforts.Collaborates with customer and program leadership, Release Train Engineer, Development Lead, and product owners to define / refine development environment needs and with other program technical leads on the maintenance of the development backlog.Coordinate with external stakeholders to understand mission context of requirements, use cases, and needs and the architectures and interfaces where our systems’ services, capabilities, and features will be applied.Organizes and leads technical exchange sessions with consumers and external stakeholders in support of special integration, development, and coordination efforts.Responsible for the architecture of the development, test, and integration infrastructure, successful system integration, end-to-end performance testing, and execution of the system sprint demo.Identifies and implements processes, policies, and configurations to maximize the quality of the software baseline.Supports the investigation and resolution of security vulnerabilities and software defects.Assists in designing solutions to enhance the adoption of the program’s Enterprise identity, credential, and access management (ICAM) services adoption with state-of-the-art capabilities that help achieve IT efficiencies while securing the enterprise.Engages with the customer and other external stakeholders to brief status, design and deliver technical presentations, gather new/updated requirements, identify new development roadmap items, and contribute to enterprise working groups.Ensures delivery of functional code that satisfies the customer-approved success criteria using Agile design and development techniques.Develops innovative technical solutions and documents the solution architecture and design using standard design tools.Proactively and independently identifies, reports, monitors, and mitigates technical risks that may affect development or deployment.Create, maintain, review and providedetailedfeedbackon internal andexternal-facing technical documentation.Assume leadership role in responding to task orders, proposals, and requests for information tied to the program.Requirements/Qualifications:Candidate must have BS degree with 10 to 15 years of professional experience; 8 or more with Masters.4-5 years of experience working in an Agile software development environment as a technical contributor.Experience serving as a technical lead with a large software development team (> 15 developers) comprised of smaller, product focused teams.Active TS/SCI with the ability to obtain a Polygraph.Minimum 3 years of experience in developing ICAM RESTful and/or SOAP services.Experience briefing customers and stakeholders.Excellent written and oral communications skills, to include presentation of technical material to non-technical audiences.Thorough understanding of the Agile software development process (SAFe Agile preferred) and its key processes, milestones, and roles.Demonstrated proficiency with Java, JavaScript, Python, or other modern programming languages.Experience with delivering open standards solutions such as SAML, REST, LDAP, https, JSON.Experience with deploying, configuring, administering, and troubleshooting software (both custom and COTS/FOSS) in a Linux environment.Experience working in a cloud computing environment, such as Amazon Web Services (AWS) or Microsoft Azure.Experience integrating custom code with 3rd party software products/platforms (for example, development of custom plugins for a commercial or open-source product.)Experience with version control systems such as git or Subversion and applying DevSecOps tools for automated deployments, automated testing, secure configurations, and software quality.Experience with Client-side user interface development, HCI, Ozone, Widget Framework, and Microsoft SharePoint 2016 or higher.Candidate must be able to physically be in Chantilly, VA a minimum of 4 days a week to work with the team with occasional meetings in Reston and/or Springfield, VA.All candidates must be US CITIZENS to be considered for the position.Preferred:Active Top Secret/SCI with a Polygraph.Familiarity with one or more common identity and access management protocols/standards, just as PKI, FIDO2, OAuth, SCIM, or OIDC.Prior knowledge of (or experience with) the Oracle Identity and Access Management (IdAM) suite (including OAM and OUD), API Gateways, Apache web servers and/or proxy servers, and application servers is a major plus.Direct experience with multiple of the following and a desire to learn the others:(TLS)Transport Layer SecurityOracle Identity Management software plugins and extensions (Oracle Access Manager, Oracle Unified Directory)PingFederate suite of productsDatabase setup and integration, both relational and NoSQL (Oracle DB, MySQL,CouchDB)Web and Applications Servers (Apache, WebLogic)DevOps automation tools (Ansible, Chef, Puppet)Source control and Agile development tools (Git, Maven, Jenkins, Bitbucket, Jira, Confluence)Analytics and search engines (Elasticsearch, Splunk, Apache Solr)eXtensible Access Control Markup Language (XACML)Artificial Intelligence (AI) and Machine Learning (ML)Scaled Agile Framework (SAFe) certification (e.g. Certified SAFe Agilist,)One or more active cybersecurity, cloud, and/or network product certification (e.g. CISSP, AWS,)Mobile development experience.Original Posting:May 5, 2025For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above.Pay Range:Pay Range $126,100.00 - $227,950.00The Leidos pay range for this job level is a general guideline onlyand not a guarantee of compensation or salary. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law.

ManTech seeks a Test Engineer to help support our current Marine Corps Systems Command, Program Manager Intelligence & Cyber Operations Contract in Stafford, VA.Responsibilities include but are not limited to:Spearhead the design, development, and implementation of innovative test automation frameworks and strategies for complex tactical intelligence collection, processing, anddissemination equipment.Analyze system requirements and design specifications to develop comprehensive test plans, procedures, and cases covering functional, performance, and security aspects.Champion the integration of digital engineering principles and tools into the testing process, including model-based testing, automated test generation, and continuous integration/continuous delivery (CI/CD) pipelines.Establish and maintain traceability between system requirements, test cases, and performance metrics to ensure complete test coverage and provide objective evidence for system acceptance.Conduct various types of testing, including but not limited to integration testing, system testing, regression testing, and performance testing, utilizing both manual and automated techniquesSupport the Engineering Change Proposal process by reviewing proposals, assessing their impact on system testability, and participating in Change Review Board/Configuration Control Board activitiesDevelop and maintain test environments, including hardware, software, and simulated systems, to closely mirror real-world operational scenarios.Minimum Qualifications:Bachelor’s Degree and at least 5 years of related automated test engineering experience. Additional 2 years of experience may be substituted in lieu of degree.Strong understanding of software development lifecycle (SDLC) and testing methodologiesExperience with various testing tools and techniques, including but not limited to Selenium, Cucumber, JMeter, and LoadRunnerFamiliarity with digital engineering principles and tools, such as model-based systems engineering (MBSE) and SysMLExperience in establishing and maintaining traceability between requirements, test cases, and performance metricPreferred Qualifications:Knowledge of DoD/USMC garrison and tactical environmentsExperience with tactical intelligence systems and technologiesFamiliarity with Agile/Scrum methodologiesDAU Engineering (or related field) Level I or higher certificationDoDD 8140/8570 compliance and certificationAgile Scrum Master certificationPrior military intelligence experience (enlisted or officer)Clearance Required:Must have an Active TS/SCIPhysical Requirement: Sedentary Work

Type of Requisition:RegularClearance Level Must Currently Possess:Top Secret SCI + PolygraphClearance Level Must Be Able to Obtain:Top Secret SCI + PolygraphPublic Trust/Other Required:NoneJob Family:Information SecurityJob Qualifications:Skills:Information Security, ISSO, Network EngineeringCertifications:NoneExperience:8 + years of related experienceUS Citizenship Required:YesJob Description:At GDIT, people are our differentiator. As a Cyber Security Project Engineeryou will help ensure the mission is never interrupted. At GDIT, we deliver clarity with supporting the customer, you will be trusted to solve complex IT issues while delivering outstanding customer service.Protect the safety and security of our nation as a Cyber Security Project Engineer and help ensure the mission is never interrupted. At GDIT, we deliver clarity. You’ll apply the latest technology and provide operational support to deliver actionable intelligence for the Intelligence Community. Here, your work will have meaning and impact as you deliver your best every day.WHAT YOU’LL NEED TO SUCCEED:8+ years of related experienceUS Citizenship requiredLocation: Tysons, VA, On-Site at customer locationSecurity Clearance Level: Top Secret/SCI with PolygraphREQUIRED SKILLS AND DEMONSTRATED EXPERIENCE:Demonstrated experience with engineering and operations on global infrastructure.Demonstrated experience as an enterprise level Information System Security Manager (ISSM) or Information System Security Officer (ISSO).Demonstrated experience in network engineering.Demonstrated experience gaining Authority To Operate (ATO) on network infrastructure including controlled interfaces between network infrastructures.Demonstrated experience with information security requirements.Demonstrated experience in standing up and engineering a secure remote access work environment.HIGHLY DESIRED SKILLS AND DEMONSTRATED EXPERIENCE:Demonstrated experience with commercial microelectronic fabrication tools and network infrastructure.Demonstrated experience with engineering and operations on the Sponsor’s global infrastructure.Demonstrated experience with Sponsor’s operational information security requirements.Demonstrated experience gaining Authority To Operate on Sponsor’s network infrastructure.GDIT IS YOUR PLACE:401K with company matchComprehensive health and wellness packagesInternal mobility team dedicated to helping you own your careerProfessional growth opportunities including paid education and certificationsCutting-edge technology you can learn fromRest and recharge with paid vacation and holidays#JET#GDITEnhanced2025The likely salary range for this position is $148,771 - $201,278. This is not, however, a guarantee of compensation or salary. Rather, salary will be set based on experience, geographic location and possibly contractual requirements and could fall outside of this range.Scheduled Weekly Hours:40Travel Required:NoneTelecommuting Options:OnsiteWork Location:USA VA McLeanAdditional Work Locations:Total Rewards at GDIT:Our benefits package for all US-based employees includes a variety of medical plan options, some with Health Savings Accounts, dental plan options, a vision plan, and a 401(k) plan offering the ability to contribute both pre and post-tax dollars up to the IRS annual limits and receive a company match. To encourage work/life balance, GDIT offers employees full flex work weeks where possible and a variety of paid time off plans, including vacation, sick and personal time, holidays, paid parental, military, bereavement and jury duty leave. To ensure our employees are able to protect their income, other offerings such as short and long-term disability benefits, life, accidental death and dismemberment, personal accident, critical illness and business travel and accident insurance are provided or available. We regularly review our Total Rewards package to ensure our offerings are competitive and reflect what our employees have told us they value most.We are GDIT. A global technology and professional services company that delivers consulting, technology and mission services to every major agency across the U.S. government, defense and intelligence community. Our 30,000 experts extract the power of technology to create immediate value and deliver solutions at the edge of innovation. We operate across 50 countries worldwide, offering leading capabilities in digital modernization, AI/ML, Cloud, Cyber and application development. Together with our clients, we strive to create a safer, smarter world by harnessing the power of deep expertise and advanced technology.Join our Talent Community to stay up to date on our career opportunities and events atgdit.com/tc.Equal Opportunity Employer / Individuals with Disabilities / Protected Veterans

Description Leidos has a new and exciting opportunity for a Senior Software Engineer in our National Security Sector's (NSS) Cyber & Analytics Business Area (CABA). Our talented team is at the forefront in Security Engineering, Computer Network Operations (CNO), Mission Software, Analytical Methods and Modeling, Signals Intelligence (SIGINT), and Cryptographic Key Management. At Leidos, we offer competitive benefits, including Paid Time Off, 11 paid Holidays, 401K with a 6% company match and immediate vesting, Flexible Schedules, Discounted Stock Purchase Plans, Technical Upskilling, Education and Training Support, Parental Paid Leave, and much more. Join us and make a difference in National Security! Job Summary:Do you thrive working in small teams that collaborate closely with customers Are you intrigued by offensive cyber vulnerability analysis and reverse engineering (VR/RE) How about offensive cyber tool development Our Offensive Cyber development program is seeking someone with a strong mission focus who is passionate about cyber and new development.The Cyber and Analytics Business Area at Leidos is seeking motivated individuals to work in a dynamic environment with a team of Cyber Engineers in areas of reverse engineering, prototyping, design, software development, integration, and cyber testing to develop capabilities against a wide variety of networking devices.This work will leverage your ability to deconstruct a variety of hardware and software, focusing on network devices and technologies, and developing capabilities to utilize the vulnerabilities discovered.Don't miss the opportunity to take your career to the next level and be part of an innovative and dynamic environment. Apply now!Job Responsibilities/Qualifications: Mission Focus: Our Offensive Cyber development program is seeking a software engineer who is passionate about cyber and new development of offensive cyber vulnerability analysis and reverse engineering (VR/RE).Technical Proficiency: Minimum of eight (8) years of experience programming in Assembly, C, C++, and/or Python. Five (5) years of experience programming cyber tools and/or techniques for the U.S. Government or within the commercial sector. Experience in performing open-source research and vulnerability analysis. Experience utilizing reverse engineering tools such as IDA Pro and Ghidra to analyze firmware of embedded devices. Proficiency in network protocols, routers, and network security.Qualifications: Bachelor’s degree in cyber, computer science, information systems or applicable engineering field and minimum of twelve (12) years of experience in computer science, information systems, or network engineering or a master’s degree in cyber, computer science, information systems or applicable engineering field and minimum of ten (10) years of experience in computer science, information systems, or network engineering.Security Clearance Requirement: Candidates must possess an active TS/SCI clearance to be considered for this role.Desirable Skills: Demonstrated experience programming techniques to evade host and/or network-based intrusion detection systems. Demonstrated experience developing programs to capture, analyze, and interpret raw network traffic. Demonstrated experience with network sockets programming including developing packet-level programs, expert packet-level understanding of IP, TCP, and application-level protocols. Demonstrated ability to develop and deliver briefings, technical presentations, and program documentation to senior program management. Experience developing documentation and reports (analysis reports, test reports, etc.).At Leidos, the opportunities are boundless. We challenge our staff with interesting assignments that allow them to thrive professionally and personally. For us, helping you grow your career is good business. We look forward to learning more about you – apply today!Careers.leidos.comconmdOriginal Posting:April 28, 2025For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above.Pay Range:Pay Range $126,100.00 - $227,950.00The Leidos pay range for this job level is a general guideline onlyand not a guarantee of compensation or salary. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law.

ManTech is seeking a highly skilled and motivated Cyber Detection and Response Analyst to join our dynamic Cyber Incident Response Team. As a key member of the team, you will be responsible for proactively monitoring, detecting, analyzing, and responding to cybersecurity incidents within our large enterprise network. Your expertise in incident detection, analysis, and response will play a vital role in safeguarding our organization's critical assets and ensuring the integrity of our information systems.Responsibilities include, but are not limited to:Incident Detection and MonitoringUtilize SIEM (Security Information and Event Management) systems and other detection technologies to identify and investigate security anomalies.Collaborate with other teams to establish and fine-tune detection rules and alerts.Incident Analysis and InvestigationConduct in-depth analysis of detected incidents to determine the nature, extent, and impact of the cybersecurity threats.Perform forensic analysis, including examining network traffic, log files, and system artifacts, to identify the root cause and potential entry points of incidents.Document incident findings, including the attack methodology, IOCs, and recommended mitigation measures.Collaborate with cross-functional teams, such as network engineers, system administrators, and legal representatives, to gather and analyze relevant information during incident investigationsIncident Response and MitigationExecute the incident response process, following established procedures and protocols, to contain, mitigate, and remediate security incidents.Coordinate with internal teams and external stakeholders to ensure a swift and effective response to incidents, including communication, containment, and recovery activities.Utilize incident response tools and technologies to facilitate the investigation, containment, and eradication of threats.Provide recommendations for remediation actions and improvements to security controls and processes based on incident findings and lessons learned.Threat Intelligence and Vulnerability ManagementStay up to date with the latest cybersecurity threats, vulnerabilities, and industry best practices.Monitor external sources for threat intelligence and emerging trends to enhance the organization's incident detection and response capabilities.Contribute to vulnerability management activities by assessing and prioritizing vulnerabilities and providing guidance on remediation strategies.Reporting and DocumentationPrepare clear and concise incident reports, including detailed timelines, analysis, and recommendations for senior management and relevant stakeholders.Maintain accurate and up-to-date documentation of incidents, investigations, actions taken, and lessons learned.Assist in the development and maintenance of incident response playbooks, procedures, and guidelines.Basic Qualifications:2+ years of experience in Cybersecurity, Information Technology , Computer Science or other relevant technical field; experience can be any combination professional experience, internships , lab work or coursework.Experience with one or more of the following: SIEM systems, network security tools, log analysis tools, cybersecurity principles, incident detection, analysis, and response methodologies, operating systems, network protocols, and security technologies.DoD 8570 IAT-II required (can be obtained after hire)Security Requirements: Active/Current TS/SCI with polygraph

Type of Requisition:RegularClearance Level Must Currently Possess:Top Secret SCI + PolygraphClearance Level Must Be Able to Obtain:Top Secret SCI + PolygraphPublic Trust/Other Required:NoneJob Family:Systems EngineeringJob Qualifications:Skills:DevOps, DevSecOps, Git, Kubernetes, LinuxCertifications:NoneExperience:3 + years of related experienceUS Citizenship Required:YesJob Description:Ensure the safety and security of our nation as a Systems Engineer (DevOps) at GDIT.Our work depends on the Systems Engineer (DevOps) joining our team to support the deployment of systems and capabilities centered on our comprehensive motion imagery software suite. The DevOps Engineer will support operations of a non-internet accessible on-prem hybrid environment built primarily on Kubernetes.HOW A DEVOPS ENGINEER WILL MAKE AN IMPACT: The candidate will be expected to provide an array of skills within DevOps discipline.Development and/or scripting skills (e.g., Bash, Python, Java, C#, etc)Linux OS experienceSystems engineering experienceSource code management tools (Git, Subversion, etc) and artifact repositories (Nexus/Atifactory, container registries, etc)Experience with automation tools such as Ansible, Jenkins, Rundeck, etcExperience with build/packaging tools such as Gradle, Maven Poetry, etcWHAT YOU’LL NEED TO SUCCEED: The position requires an active TS/SCI with Polygraph security clearanceThe position requires two (2+) years of related DevOps engineering experienceBachelor’s or Technology degree in Engineering or a related specialized area/field, OR equivalent four (4) years job-related experience OR Master's degree with three (3+) years of job-related experience.Demonstrated experience employing DevSecOps principles, including strict configuration management, configuration-as-code, and continuous deliveryDemonstrated experience in building, securing, and operating containers in a dynamic environmentExperience working in a Kubernetes-based environment, including: 1) A basic understanding of how Kubernetes works 2) Experience using and/or administering Kubernetes clusters 3) Experience building and deploying workloads using HelmKnowledge of container and Linux host networkingExperience with Apache KafkaExperience with Elastic stackExcellent organizational, coordination, interpersonal and team building skillsProven problem-solving skills in complex environmentsThe position is on customer siteGDIT IS YOUR PLACE:401K with company matchComprehensive health and wellness packagesInternal mobility team dedicated to helping you own your careerProfessional growth opportunities including paid education and certificationsCutting-edge technology you can learn fromRest and recharge with paid vacation and holidays#OpportunityOwned #GDITCareers #WeAreGDIT #JETThe likely salary range for this position is $182,750 - $247,250. This is not, however, a guarantee of compensation or salary. Rather, salary will be set based on experience, geographic location and possibly contractual requirements and could fall outside of this range.Scheduled Weekly Hours:40Travel Required:NoneTelecommuting Options:OnsiteWork Location:USA VA McLeanAdditional Work Locations:Total Rewards at GDIT:Our benefits package for all US-based employees includes a variety of medical plan options, some with Health Savings Accounts, dental plan options, a vision plan, and a 401(k) plan offering the ability to contribute both pre and post-tax dollars up to the IRS annual limits and receive a company match. To encourage work/life balance, GDIT offers employees full flex work weeks where possible and a variety of paid time off plans, including vacation, sick and personal time, holidays, paid parental, military, bereavement and jury duty leave. To ensure our employees are able to protect their income, other offerings such as short and long-term disability benefits, life, accidental death and dismemberment, personal accident, critical illness and business travel and accident insurance are provided or available. We regularly review our Total Rewards package to ensure our offerings are competitive and reflect what our employees have told us they value most.We are GDIT. A global technology and professional services company that delivers consulting, technology and mission services to every major agency across the U.S. government, defense and intelligence community. Our 30,000 experts extract the power of technology to create immediate value and deliver solutions at the edge of innovation. We operate across 50 countries worldwide, offering leading capabilities in digital modernization, AI/ML, Cloud, Cyber and application development. Together with our clients, we strive to create a safer, smarter world by harnessing the power of deep expertise and advanced technology.Join our Talent Community to stay up to date on our career opportunities and events atgdit.com/tc.Equal Opportunity Employer / Individuals with Disabilities / Protected Veterans

ManTech is seeking a Cloud Software Engineers to join our team in the Ft. Meade, MD area. In this role, you will develop, maintain, and enhance complex and diverse Big-Data cloud systems based upon documented requirements.Responsibilities include, but are not limited to:Design and develop software solutions using Kubernetes.Collaborate with team members to determine best practices and client requirements for software.Develop high-quality software design and architecture.Identify, prioritize and execute tasks in the software development life cycle.Develop tools and applications by producing clean, efficient code.Automate tasks through appropriate tools and scripting.Review and debug code.Perform validation and verification testing.Collaborate with internal teams and vendors to fix and improve products.Document development phases and monitor systems.Minimum Qualifications:Bachelor's Degree from an accredited college or university in Computer Science or related discipline from an accredited college or university is required Or 4 additional years of experience may be substituted in lieu of a degree.3 years of experience in software development/engineering in programs and contracts of similar scope, type, and complexity.Strong programming skills in one or more languages (e.g. Go, Python, Java)Familiarity with CI/CD pipelines and GitOps principlesHands-on experience with container technologies (Docker, containerd) and orchestration tools (Kubernetes, Helm).Certification requirements:One or more of the following is required or must be able to obtain one:AWS Certified Solutions Architect AssociateAWS Certified SysOps AdministratorAWS Certified Solutions Architect ProfessionalAWS Certified DevOps Engineer ProfessionalCertified Kubernetes Application DeveloperCertified Kubernetes AdministratorClearance Requirements:Must have current/active TS/SCI w PolygraphPhysical Requirements:Must be able to remain in a stationary position 50%.Constantly operates a computer and other office productivity machinery, such as a calculator, copy machine and computer printer.The person in this position frequently communicates with co-workers, management, and customers, which may involve delivering presentations.

Type of Requisition:RegularClearance Level Must Currently Possess:Top Secret SCI + PolygraphClearance Level Must Be Able to Obtain:Top Secret SCI + PolygraphPublic Trust/Other Required:NoneJob Family:Systems EngineeringJob Qualifications:Skills:Enterprise Technologies, SIEM Tools, Splunk (Inactive)Certifications:NoneExperience:2 + years of related experienceUS Citizenship Required:YesJob Description:SIEM Team – Splunk Systems EngineerDeliver simple solutions to complex problems as a SIEM Team – Splunk Systems Engineer at GDIT. Here, you’ll tailor cutting-edge solutions to the unique requirements of our clients. With a career in application development, you’ll make the end user’s experience your priority and we’ll make your career growth ours.At GDIT, people are our differentiator. As a SIEM Team – Splunk Systems Engineer you will help ensure today is safe and tomorrow is smarter. Our work depends on Systems Engineer joining our team.The Digital Services SIEM Team requires an experienced Splunk System Administrator to system engineer to perform all aspects of Splunk Enterprise and ITSI administration, maintenance, and operation of global enterprise solution used for complex Splunk applications, dashboards and reports. Duties include: monitoring Splunk infrastructure system health and data feeds; install, and configuration of Splunk Indexers, Forwarders, Deployment Servers and Search-Heads; onboarding new data; supporting cybersecurity and operations teams and driving complex Splunk dashboard deployments/reports and working side by side with the customers to solve their unique problems across a variety of use casesHOW A SYSTEMS ENGINEER WILL MAKE AN IMPACT Ensure the Splunk infrastructure functions properly with PKI-based authentication, corporate authorization services, firewalls, and SSL/TLS communications. Contribute to development and ongoing improvement of industry best practices and standards for maintaining data analytics enterprise technologies. Assist with installing, testing, and deploying hotfixes/patches for Splunk app/product releases to manage enterprise vulnerabilities. Assist with development of knowledge articles, documentation, and work instructions used by the Splunk, server, desktop and Information System Security teams, and Tier 2/3 Help Desk technicians.WHAT YOU’LL NEED TO SUCCEED: Education: Bachelor of Arts/Bachelor of Science Required Experience: 2+ years of related experience Security Clearance Level: TS/SCI w/Poly Required Skills and Abilities: Experience managing user authentication within Splunk to include Role and Attribute Based Access Controls (RBAC\ABAC), authentication with Lightweight Directory Access Protocol and Active Directory (LDAP\AD), and managing access via HEC tokens is highly preferred. Experience implementing and managing Apps within Splunk is highly preferred. Preferred Skills: Experience reviewing network, host and firewall security logs, experience with using scripting languages such as CSS, HTML, JavaScript, Python, and shell scripting to automate tasks and manipulate data, experience managing integrations with technical add-ons with a relevant experience integrating DBConnect, Experience with Splunk Machine Learning Toolkit (MLTK), solid knowledge of RMF, Trellix ePO, NESSUS, SCAP, and vulnerability scanning is highly preferred, expert understanding in data analytics, Hadoop, MapReduce, visualization is a plus, programming experience PowerShell or Python is a plus, Experience using ServiceNow ticketing system, broad operations or development experience is a plus, Strong organization, communication, and collaboration skills and be customer-focused and results oriented. Location: On Site US Citizenship Required 40 hours/week; Day-shift, M-F work hours; available for after hours on call. DoD 8750 Minimum: Security+ OR Network+ CertificationGDIT IS YOUR PLACE: 401K with company match Comprehensive health and wellness packages Internal mobility team dedicated to helping you own your career Professional growth opportunities including paid education and certifications Cutting-edge technology you can learn from#GREENWAY#ITPolyMDThe likely salary range for this position is $102,000 - $138,000. This is not, however, a guarantee of compensation or salary. Rather, salary will be set based on experience, geographic location and possibly contractual requirements and could fall outside of this range.Scheduled Weekly Hours:40Travel Required:Less than 10%Telecommuting Options:OnsiteWork Location:USA MD Annapolis JunctionAdditional Work Locations:Total Rewards at GDIT:Our benefits package for all US-based employees includes a variety of medical plan options, some with Health Savings Accounts, dental plan options, a vision plan, and a 401(k) plan offering the ability to contribute both pre and post-tax dollars up to the IRS annual limits and receive a company match. To encourage work/life balance, GDIT offers employees full flex work weeks where possible and a variety of paid time off plans, including vacation, sick and personal time, holidays, paid parental, military, bereavement and jury duty leave. To ensure our employees are able to protect their income, other offerings such as short and long-term disability benefits, life, accidental death and dismemberment, personal accident, critical illness and business travel and accident insurance are provided or available. We regularly review our Total Rewards package to ensure our offerings are competitive and reflect what our employees have told us they value most.We are GDIT. A global technology and professional services company that delivers consulting, technology and mission services to every major agency across the U.S. government, defense and intelligence community. Our 30,000 experts extract the power of technology to create immediate value and deliver solutions at the edge of innovation. We operate across 50 countries worldwide, offering leading capabilities in digital modernization, AI/ML, Cloud, Cyber and application development. Together with our clients, we strive to create a safer, smarter world by harnessing the power of deep expertise and advanced technology.Join our Talent Community to stay up to date on our career opportunities and events atgdit.com/tc.Equal Opportunity Employer / Individuals with Disabilities / Protected Veterans

ManTech seeks a motivated, career and customer-oriented Senior Network Engineer to join our team in Reston, VA. This is an onsite position.The Senior Network Engineer will work with Network and Systems Engineers to design, build, monitor, maintain, and upgrade all program networks to ensure data is consistently available and flowing properly.Responsibilities include but are not limited to:Designing, building, monitoring, maintaining, and upgrading all program networks and communications linksAnalyzing networks and communications links to identify and resolve architecture, provider, environment, or other issuesImplementing and maintaining effective tools to evaluate/analyze data movement and ensure data integrity throughout the networkWorking with engineering teams to troubleshoot integration issues and to maximize network and system performanceEstablishing appropriate network monitoring and early warning mechanisms to proactively identify potential issues before they impact operationsMonitoring and evaluating network performance and recommending improvementsPerforming performance testing and tuning for all network and Cloud infrastructuresMinimum Qualifications:10+ years of relevant experience serving as a Network Engineer or performing similar technical dutiesStrong experience with network hardware configuration and maintenance in large-scale environmentsStrong experience with relevant networking and firewall technologies such as Cisco and Palo AltoStrong network administration experience in areas such as DNS, routing, firewall configuration, scripting and automationStrong Cloud experience, including remote management, with technologies such as AWSStrong experience performing Tier 2-4 network troubleshooting and resolving issuesPreferred Qualifications:Prior experience managing and maintaining complex networks used to transport data worldwideAbility and willingness to travel overseas if requiredClearance Requirements:Must have an active/current TS/SCI w/ polygraphPhysical Requirements:Must be able to be in a stationary position more than 50% of the timeMust be able to communicate, converse, and exchange information with peers and senior personnelConstantly operates a computer and other office productivity machinery, such as a computerThe person in this position needs to occasionally move about inside the office to access file cabinets, office machinery, etc.

Type of Requisition:RegularClearance Level Must Currently Possess:Top Secret SCI + PolygraphClearance Level Must Be Able to Obtain:Top Secret SCI + PolygraphPublic Trust/Other Required:NoneJob Family:Systems EngineeringJob Qualifications:Skills:Enterprise IT, Leadership, Systems EngineeringCertifications:CompTIA - Security+ - CompTIAExperience:8 + years of related experienceUS Citizenship Required:YesJob Description:GDIT is your place. Make it your own by discovering and leading new ways to apply the latest technology securely and expertly. Our work depends on a Systems Engineering Services Lead joining our team to support Government activities in Sterling, VA or Annapolis Junction, MD.At GDIT, we foster a people-focused and customer-centric environment in delivering Infrastructure & Network Engineering Services. As a Systems Engineering Service Lead supporting Government, you will be trusted with enabling the customer to meet strategic goals for designing, engineering, and modernizing core enterprise IT services.In this role, a typical day will include:Managing systems professionals directly or through subordinate managers while offering leadership, coaching, and trainingActing as advisor to employees in meeting schedules and resolving technical problemsDeveloping schedules and performance requirements that encompass budget responsibilitiesEnhancing information systems by identifying information systems technology opportunities and developing application strategies for enterprise integrationManaging all information systems policies and proceduresWhat You Will Need:Active TS/SCI clearance and ability to obtain and maintain a CI poly.Must meet DoD 8570 IAT Level II requirements including one of the following: Security+ CE, CND, SSCP, GSEC, GICSP, CySA+, or CCNA Security.Bachelor’s Degree or equivalent 8+ years of experience or an equivalent combination of education and years of experience.Demonstrated experience managing IT engineering professionalsDemonstrated experience with Service Strategy, Design, and TransitionSystems Engineering experience with Infrastructure & Network Engineering, e.g., Load Balance & Traffic Management, Infoblox, Enterprise Monitoring, Identity &Access Management (IDAM), and Identity, Credential, & Access Management (ICAM).Translate requirements into measurable and sustainable solutions within the existing application frameworksExperience with engineering service lifecycle responsibilityAbility to solve problems creatively and effectivelySolid active listening, and communication skillsAbility to work independently and collaborate remotelyGDIT IS YOUR PLACE: Full-flex work week to own your priorities at work and at home 401K with company match Comprehensive health and wellness packages Internal mobility team dedicated to helping you own your career Professional growth opportunities including paid education and certifications Cutting-edge technology you can learn from Rest and recharge with paid vacation and holidaysThe likely salary range for this position is $161,500 - $218,500. This is not, however, a guarantee of compensation or salary. Rather, salary will be set based on experience, geographic location and possibly contractual requirements and could fall outside of this range.Scheduled Weekly Hours:40Travel Required:Less than 10%Telecommuting Options:OnsiteWork Location:USA MD Annapolis JunctionAdditional Work Locations:USA VA SterlingTotal Rewards at GDIT:Our benefits package for all US-based employees includes a variety of medical plan options, some with Health Savings Accounts, dental plan options, a vision plan, and a 401(k) plan offering the ability to contribute both pre and post-tax dollars up to the IRS annual limits and receive a company match. To encourage work/life balance, GDIT offers employees full flex work weeks where possible and a variety of paid time off plans, including vacation, sick and personal time, holidays, paid parental, military, bereavement and jury duty leave. To ensure our employees are able to protect their income, other offerings such as short and long-term disability benefits, life, accidental death and dismemberment, personal accident, critical illness and business travel and accident insurance are provided or available. We regularly review our Total Rewards package to ensure our offerings are competitive and reflect what our employees have told us they value most.We are GDIT. A global technology and professional services company that delivers consulting, technology and mission services to every major agency across the U.S. government, defense and intelligence community. Our 30,000 experts extract the power of technology to create immediate value and deliver solutions at the edge of innovation. We operate across 50 countries worldwide, offering leading capabilities in digital modernization, AI/ML, Cloud, Cyber and application development. Together with our clients, we strive to create a safer, smarter world by harnessing the power of deep expertise and advanced technology.Join our Talent Community to stay up to date on our career opportunities and events atgdit.com/tc.Equal Opportunity Employer / Individuals with Disabilities / Protected Veterans

ManTech seeks a motivated, career and customer-oriented Oracle Cloud Engineer to join our team in Herndon, Virginia. The Oracle Cloud Engineer will be tasked to design, implement, and maintain cloud-based solutions on Oracle Cloud Infrastructure (OCI) supporting a high priority mission at one of our National Intelligence Customers. In this role, you will work closely with architects, DevOps, and database teams to optimize Oracle cloud environments, ensure security and scalability, and support mission-critical applications.Responsibilities include but are not limited to:Design & Deploy: Architect and deploy scalable and secure solutions onOracle Cloud Infrastructure (OCI).Automation & Optimization: ImplementIaC (Infrastructure as Code)using Terraform, Ansible, or OCI Resource Manager to automate cloud provisioning.Database & Storage Management: Manage Oracle Cloud databases (Autonomous DB, Exadata, Oracle RAC) and storage solutions (Object Storage, Block Volumes).Networking & Security: ConfigureVCNs, subnets, load balancers, and security listsfor cloud applications.Monitoring & Performance Tuning: Use OCIMonitoring, Logging, and Performance Hubto optimize cloud resources and troubleshoot performance bottlenecks.Disaster Recovery & High Availability: Designbackup, replication, and failoverstrategies for critical workloads.Cloud Cost Optimization: Monitor resource utilization and implementcost-saving strategiesto optimize OCI spending.Compliance & Security: Ensure compliance with industry security standards (NIST 800-53) and implement best practices forIAM policies and access controls.Minimum Qualifications:7+ yearsof hands-on experience with a Cloud Service Provider (CSP) orOracle Cloud Infrastructure (OCI).Proficiency in deploying and managing OracleAutonomous Database, Oracle Exadata, and Oracle Cloud VM instances.Expertise inTerraform, Ansible, or OCI Resource Managerfor infrastructure automation.Strong understanding ofnetworking concepts (VCNs, Load Balancers, VPN, FastConnect).Experience withOracle Identity and Access Management (IAM)and security policies.Hands-on experience withLinux environments, scripting (Bash, Python), and CI/CD pipelines.Knowledge ofcloud monitoring toolssuch as Oracle Cloud Monitoring, Prometheus, or Grafana.Preferred Qualifications:Hands-on experience working with and developing on OCI, particularly 2 years of consulting experience preferred.Oracle Cloud Certifications(e.g., Oracle Cloud Infrastructure Architect Associate/Professional).Experience withmulti-cloud environments (AWS, Azure, GCP, OCI) and hybrid cloud solutions.Background inDevOps, Kubernetes, or containerized deployments on OCI or another cloud provider.Strong knowledge ofOracle Database Administration (DBA)and SQL performance tuning.Clearance Requirements:Must have a current/active TS/SCI w/PolygraphPhysical Requirements:Must be able to remain in a stationary position 50% of the time.Needs to occasionally move about inside the office to access file cabinets, office machinery, etc.Frequently communicates with co-workers, management, and customers, which may involve delivering presentations. Must be able to exchange accurate information in these situations.

Type of Requisition:RegularClearance Level Must Currently Possess:Top Secret SCI + PolygraphClearance Level Must Be Able to Obtain:Top Secret SCI + PolygraphPublic Trust/Other Required:NoneJob Family:Systems EngineeringJob Qualifications:Skills:Software Applications, Virtualization, VMware VDICertifications:CompTIA Security + certified (DoD 8570 IAT Level II) - CompTIAExperience:15 + years of related experienceUS Citizenship Required:YesJob Description:VDI Systems EngineerDeliver simple solutions to complex problems as a VDI Systems Engineer Expert at GDIT. Here, you’ll tailor cutting-edge solutions to the unique requirements of our clients. With a career in application development, you’ll make the end user’s experience your priority and we’ll make your career growth ours.At GDIT, people are our differentiator. As a VDI Systems Engineer Expert you will help ensure today is safe and tomorrow is smarter. Our work depends on Systems Engineer Expert joining our team.HOW A SYSTEMS ENGINEER EXPERT WILL MAKE AN IMPACT Designs and defines system architecture for new or existing computer systems Handle escalated user issues from service desk/desktop support teams Demonstrates high responsiveness for technology issues, security compliance and SLA attainment Drives problems to root cause through partnership with engineers, ensuring knowledge is captured for future events Designs, plans and implements high-availability core infrastructure systems Develops Software configuration management standards and performs data de-identification and provisioning Documents and tracks hardware and software configuration, migration, testing and deployment solutions Have a strong background in Citrix, XenDesktop, Desktop Delivery Controllers(DDC's), VMWARE, ESXi, Windows Operating Systems Ideal candidate would have experience working in large scale infrastructure User support of enterprise level environment hosting hundreds of thousands virtual desktops published via Citrix XenDesktop with VMware as hypervisorWHAT YOU’LL NEED TO SUCCEED: Education: Bachelor of Arts/Bachelor of Science Required Experience: 15+ years of related experience Required Technical Skills:Citrix Virtual Apps and DesktopsWindows ServerVMwareNetworkingActive DirectoryPowerShellHyper-VSecurity best practicesPerformance tuningTroubleshooting Security Clearance Level: TS/SCI w/Poly Required Skills and Abilities:Strong Windows troubleshooting abilityProven expertise in managing and optimizing Citrix VDI environments.Strong understanding of networking, storage, and virtualization concepts.Excellent problem-solving and analytical skills.Ability to work independently and as part of a team.Ability to work on call Certification: DoD 8570 IAT Level II certified Location: On Site US Citizenship RequiredGDIT IS YOUR PLACE: 401K with company match Comprehensive health and wellness packages Internal mobility team dedicated to helping you own your career Professional growth opportunities including paid education and certifications Cutting-edge technology you can learn from#GREENWAY#ITPolyMDThe likely salary range for this position is $161,158 - $186,300. This is not, however, a guarantee of compensation or salary. Rather, salary will be set based on experience, geographic location and possibly contractual requirements and could fall outside of this range.Scheduled Weekly Hours:40Travel Required:Less than 10%Telecommuting Options:OnsiteWork Location:USA MD Annapolis JunctionAdditional Work Locations:Total Rewards at GDIT:Our benefits package for all US-based employees includes a variety of medical plan options, some with Health Savings Accounts, dental plan options, a vision plan, and a 401(k) plan offering the ability to contribute both pre and post-tax dollars up to the IRS annual limits and receive a company match. To encourage work/life balance, GDIT offers employees full flex work weeks where possible and a variety of paid time off plans, including vacation, sick and personal time, holidays, paid parental, military, bereavement and jury duty leave. To ensure our employees are able to protect their income, other offerings such as short and long-term disability benefits, life, accidental death and dismemberment, personal accident, critical illness and business travel and accident insurance are provided or available. We regularly review our Total Rewards package to ensure our offerings are competitive and reflect what our employees have told us they value most.We are GDIT. A global technology and professional services company that delivers consulting, technology and mission services to every major agency across the U.S. government, defense and intelligence community. Our 30,000 experts extract the power of technology to create immediate value and deliver solutions at the edge of innovation. We operate across 50 countries worldwide, offering leading capabilities in digital modernization, AI/ML, Cloud, Cyber and application development. Together with our clients, we strive to create a safer, smarter world by harnessing the power of deep expertise and advanced technology.Join our Talent Community to stay up to date on our career opportunities and events atgdit.com/tc.Equal Opportunity Employer / Individuals with Disabilities / Protected Veterans

ManTech seeks a motivated, career and customer-oriented Security Engineer to join our team in Herndon, VA. We are seeking a highly skilled Security Engineer to design, implement, and maintain secure environments that align with compliance standards in support of a high priority mission at one of our National Intelligence Customers. This role requires an individual with a strong technical foundation in cybersecurity, a deep understanding of federal security frameworks, and a proactive approach to protecting mission-critical systems.Responsibilities include but are not limited to:Implement and maintain cybersecurity solutions across classified and unclassified environments.Perform risk assessments, vulnerability scans, and system hardening in compliance with NIST 800-53 and RMF.Support the preparation and submission of security documentation for Authority to Develop (ATD) and Authority to Operate (ATO) under IC guidelines.Collaborate with system owners, ISSOs, ISSEs, ISSMs, engineers, and auditors during security assessments and continuous monitoring.Monitor and respond to security incidents, performing root cause analysis and remediation.Integrate security controls into DevSecOps pipelines and cloud architectures (AWS, Azure, GCP or Oracle).Support development and implementation of security policies, plans, and SOPs.Stay current on evolving federal cybersecurity directives, threats, and compliance requirementsMinimum Qualifications:Bachelor’s degree in Cybersecurity, Computer Science, Information Systems, or 4+ years of equivalent experience in a related field7+ years of experience in cybersecurity or related IT security roles.Experience with NIST Risk Management Framework (RMF), FedRAMP, or DoD Cybersecurity Maturity Model Certification (CMMC).Hands-on experience working in air-gapped cloud environments.Knowledge of system/network security principles and incident response practices.Experience supporting the Intelligence Community.Preferred Qualifications:DoD 8570.01-M IAT Level II or III certification (e.g., Security+, CISSP, CEH, CISM).Knowledge of STIGs, SCAP tools, and secure system baselining.Hands-on experience with security tools (e.g., ACAS, Splunk, Tenable, Palo Alto, CrowdStrike, or similar).Scripting or automation experience (Python, Bash, PowerShell) to support security operations.Clearance Requirements:Must hold an active TS/SCI with PolygraphPhysical Requirements:Must be able to remain in a stationary position 50% of the time.Needs to occasionally move about inside the office to access file cabinets, officemachinery, etc.Frequently communicates with co-workers, management, and customers, which mayinvolve delivering presentations. Must be able to exchange accurate information inthese situations.

Type of Requisition:RegularClearance Level Must Currently Possess:Top Secret SCI + PolygraphClearance Level Must Be Able to Obtain:Top Secret SCI + PolygraphPublic Trust/Other Required:NoneJob Family:Systems EngineeringJob Qualifications:Skills:Operating Systems (OS), VMware, VMware VDICertifications:CompTIA Security + certified (DoD 8570 IAT Level II) - CompTIAExperience:2 + years of related experienceUS Citizenship Required:YesJob Description:VDI Systems EngineerDeliver simple solutions to complex problems as a VDI Systems Engineer at GDIT. Here, you’ll tailor cutting-edge solutions to the unique requirements of our clients. With a career in application development, you’ll make the end user’s experience your priority and we’ll make your career growth ours.At GDIT, people are our differentiator. As a VDI Systems Engineer you will help ensure today is safe and tomorrow is smarter. Our work depends on Systems Engineer joining our team.HOW A SYSTEMS ENGINEER WILL MAKE AN IMPACT Designs and defines system architecture for new or existing computer systems Handles escalated user issues from service desk/desktop support teams Demonstrates high responsiveness for technology issues, security compliance and SLA attainment Drives problems to root cause through partnership with engineers, ensuring knowledge is captured for future events Develops Software configuration management standards and performs data de-identification and provisioning Documents and tracks hardware and software configuration, migration, testing and deployment solutions Be able to attain a strong background in Citrix, XenDesktop, Desktop Delivery Controllers(DDC's), VMWARE, ESXi, Windows Operating Systems Experience working in large scale infrastructure User support of enterprise level environment hosting hundreds of thousands virtual desktops published via Citrix XenDesktop with VMware as hypervisorWHAT YOU’LL NEED TO SUCCEED: Education: Bachelor of Arts/Bachelor of Science Required Experience: 2+ years of related experience Required Technical Skills: Strong Windows troubleshooting ability Security Clearance Level: TS/SCI w/Poly Required Skills and Abilities: Strong ability to independently problem solve Location: On Site Certification Required: DoD 8570 IAT Level II certified US Citizenship RequiredGDIT IS YOUR PLACE: 401K with company match Comprehensive health and wellness packages Internal mobility team dedicated to helping you own your career Professional growth opportunities including paid education and certifications Cutting-edge technology you can learn from#GREENWAY#ITPolyMDThe likely salary range for this position is $102,000 - $138,000. This is not, however, a guarantee of compensation or salary. Rather, salary will be set based on experience, geographic location and possibly contractual requirements and could fall outside of this range.Scheduled Weekly Hours:40Travel Required:Less than 10%Telecommuting Options:OnsiteWork Location:USA MD Annapolis JunctionAdditional Work Locations:Total Rewards at GDIT:Our benefits package for all US-based employees includes a variety of medical plan options, some with Health Savings Accounts, dental plan options, a vision plan, and a 401(k) plan offering the ability to contribute both pre and post-tax dollars up to the IRS annual limits and receive a company match. To encourage work/life balance, GDIT offers employees full flex work weeks where possible and a variety of paid time off plans, including vacation, sick and personal time, holidays, paid parental, military, bereavement and jury duty leave. To ensure our employees are able to protect their income, other offerings such as short and long-term disability benefits, life, accidental death and dismemberment, personal accident, critical illness and business travel and accident insurance are provided or available. We regularly review our Total Rewards package to ensure our offerings are competitive and reflect what our employees have told us they value most.We are GDIT. A global technology and professional services company that delivers consulting, technology and mission services to every major agency across the U.S. government, defense and intelligence community. Our 30,000 experts extract the power of technology to create immediate value and deliver solutions at the edge of innovation. We operate across 50 countries worldwide, offering leading capabilities in digital modernization, AI/ML, Cloud, Cyber and application development. Together with our clients, we strive to create a safer, smarter world by harnessing the power of deep expertise and advanced technology.Join our Talent Community to stay up to date on our career opportunities and events atgdit.com/tc.Equal Opportunity Employer / Individuals with Disabilities / Protected Veterans

ManTech seeks a motivated, career and customer-oriented Windows Cloud Systems Engineer to join our team in Herndon, VA The Windows Cloud Systems Engineer will be responsible for engineering, supporting, and troubleshooting various Windows and Microsoft technologies, as well as automating processes and managing Azure environments.Responsibilities include but are not limited to:Engineer, support, and troubleshoot Microsoft Azure Active Directory and Group Policy, Microsoft Defender, including reporting and patching, and Windows 10 (and higher) desktop operating systems, including developing new build and deployment methods for Windows workstations.Support and troubleshoot Windows Server 2019 technologies.Conduct and review Rapid 7 scans.Automate tasks and configuration items using PowerShell.Support and troubleshoot desktop applications, including Microsoft 365 products and classification management tools.Document all new system changes and ensure existing documentation is current, as well as monitor and administer the Azure Virtual Desktop environment.Provide support to Tier 1 and Tier 2 personnel on user issues, including application assistance, network troubleshooting, and other user-related tasks.Minimum Qualifications:Bachelor’s degree in computer science or related field with 6+ years of experience in the Information Technology fieldExperience with core Microsoft Windows platforms, services, and tools, including:Windows 10 (and up) Desktop Operating SystemsWindows 2019 (and up) Server Operating SystemsActive DirectoryGroup PolicyDNS, DHCPMicrosoft PowerShell scriptingStrong verbal communication and documentation skills.Excellent troubleshooting skills.Preferred Qualifications:Experience with Agile Methodology.Familiarity with Terraform.Experience with Visual Studio Code and Git.Knowledge of KQL/SQL Queries.Experience with DevOps practices.Certifications: Microsoft AZ-900 and MS-900.Clearance Requirements:An active TS/SCI with PolygraphPhysical Requirements:Use hands to operate a computer and other office productivity machinery, such as a calculator, copy machine, and computer printer.The person in this position needs to occasionally move about inside the office to access file cabinets, office machinery, etc.Constantly positions self to maintain computers in the lab, including under desks and in server closets.

Type of Requisition:RegularClearance Level Must Currently Possess:Top Secret SCI + PolygraphClearance Level Must Be Able to Obtain:Top Secret SCI + PolygraphPublic Trust/Other Required:NoneJob Family:Software EngineeringJob Qualifications:Skills:Computer Programming, Design, Documentations, Software Applications, Software ProgramCertifications:NoneExperience:15 + years of related experienceUS Citizenship Required:YesJob Description:Designs software tools and subsystems to support software reuse and domain analyses and manages their implementation. Manages software development and support using formal specifications, data flow diagrams, other accepted design techniques and Computer-Aided Software Engineering (CASE) tools. Estimates software development costs and schedule. Reviews existing programs and assists in making refinements, reducing operating time and improving current techniques. Formulates and defines specifications for software applications or modifies and maintains existing applications using engineering releases and utilities from the manufacturer. Responsible for program design, coding, testing, debugging and documentation. Instructs, directs, and checks the work of other task personnel. Responsible for quality assurance review and evaluation of existing andnew software products.Analyze any newly identified vulnerabilities and deficiencies within the IC GovCloud security tool suite; perform gap analysis.As a result of the gap analysis and at the direction of the Government, research and evaluate commercial products capable of eliminating the vulnerability or deficiency within the security tool suite.Conduct analysis of alternatives and present findings of analysis results to the Government in a ckage for the Government's evaluation and Government's selection of a solution.Collaborate and coordinate with ancillary organizations to procure, deliver, dispose, and track and new HW/SW required for solution implementation.Prepare Configuration Plans, SW enhancement plans, engineer solutions to easily interface with GUI and/or web front-end interfaces.Define, design, and incorporate interfaces to retrieve data from various scanning tools.Design, validate, and implement access controls as part of the systems and service solutions.Enhance, modify, and test COTS/GOTS and any applicable hardware to ensure interoperabilityand compatibility with existing IC GovCloud architecture; prepare Engineering Change Proposalsapplicable to any implemented system configuration change.Define, coordinate, and schedule testing, integration, implementation, and deployment activitieswith dependent external interface devices/owners.Deploy security solutions across the IC GovCloud. Install hardware and implement requiredsoftware to ensure fully functional computer environment.Upon direction of the Government prepare and conduct security tool instruction/training withregards to newly deployed tool capabilities and functions for authorized users of the IC GovCloudsecurity tool suite.Continuously monitor the health and status of security tool suites through IT systemmanagement. Maintain, upgrade, refresh, and update to maintain full operational capacity.Conduct database administration to monitor, report, and repair any degradation of the health and status of the systems and tools within the NISIRT.Qualifications:Fifteen (15) years experience in the computer science or software engineering disciplines inprograms and contracts of similar scope, type and complexity is required.Bachelor’s degree in Computer Science or related discipline from an accredited college or university is required. Four (4) years of additional SWE experience on projects with similar software processes may be substituted for a bachelor’s degree.GDIT IS YOUR PLACE: 401K with company match Comprehensive health and wellness packages Internal mobility team dedicated to helping you own your career Professional growth opportunities including paid education and certifications Cutting-edge technology you can learn from#SWDevPolyMDThe likely salary range for this position is $183,498 - $241,500. This is not, however, a guarantee of compensation or salary. Rather, salary will be set based on experience, geographic location and possibly contractual requirements and could fall outside of this range.Scheduled Weekly Hours:40Travel Required:NoneTelecommuting Options:OnsiteWork Location:USA MD Annapolis JunctionAdditional Work Locations:Total Rewards at GDIT:Our benefits package for all US-based employees includes a variety of medical plan options, some with Health Savings Accounts, dental plan options, a vision plan, and a 401(k) plan offering the ability to contribute both pre and post-tax dollars up to the IRS annual limits and receive a company match. To encourage work/life balance, GDIT offers employees full flex work weeks where possible and a variety of paid time off plans, including vacation, sick and personal time, holidays, paid parental, military, bereavement and jury duty leave. To ensure our employees are able to protect their income, other offerings such as short and long-term disability benefits, life, accidental death and dismemberment, personal accident, critical illness and business travel and accident insurance are provided or available. We regularly review our Total Rewards package to ensure our offerings are competitive and reflect what our employees have told us they value most.We are GDIT. A global technology and professional services company that delivers consulting, technology and mission services to every major agency across the U.S. government, defense and intelligence community. Our 30,000 experts extract the power of technology to create immediate value and deliver solutions at the edge of innovation. We operate across 50 countries worldwide, offering leading capabilities in digital modernization, AI/ML, Cloud, Cyber and application development. Together with our clients, we strive to create a safer, smarter world by harnessing the power of deep expertise and advanced technology.Join our Talent Community to stay up to date on our career opportunities and events atgdit.com/tc.Equal Opportunity Employer / Individuals with Disabilities / Protected Veterans

ManTech seeks a motivated, career and customer-oriented Hardware Engineer to join our team in Ft. Meade, MD. This is a full time position with 5 days being onsite. This position is part of a team that provides engineering and Information Technology services to provision, manage, sustain, innovate, modernize, refresh, reengineer, and secure the Nuclear Command and Control (NC2) and Non-NC2 cryptographic production infrastructure.Responsibilities include but are not limited to:Analyzing hardware specifications and system/subsystem requirements to conceive and document a practical design for hardware components to include servers, network devices, transmission media, storage devices, user interface devices, and special processors.Ensuring problems with operational hardware have been properly identified and solutions satisfy user’s requirements while preparing functional requirements and specification for hardware acquisitionsDeveloping hardware installation schedules based upon set-up, integration, and test timeliness while assisting with preparing installation guides, field test procedures, and troubleshooting guides.Conduct site surveys, assesses and documents current site network configuration and site-unique requirements, preparing engineering plans and site installation Technical Design Packages, configuring computers, communications devices and peripheral equipmentResponsible for scheduling requested evaluations submitted from vendors, receiving, unpacking, and setting up submitted commercial equipment for evaluation and setting up appropriate tools and sensors to support evaluations.Minimum Qualifications: Bachelor’s degree in communications engineering, Computer Engineering, Computer Science, Electrical Engineering, Information Systems, Mathematics, or related discipline from an accredited college or university and 7 years of experience as a Hardware Engineer analyzing complex hardware systems for SIGINT solutions. is required.Five (5) years of additional hardware engineering experience may be substituted for a bachelor’s degree.Experience with VHDL, Vilinx, Vivado or similar tools/technologies is requriedClearance Requirements:Must have a current/active TS/SCI w/ PolygraphPhysical Requirements:Must be able to remain in a stationary position for extended periods of time. Needs to occasionally move about inside the office to access file cabinets, office machinery, etc. Constantly operates a computer and other office productivity machinery, such as a calculator, copy machine and computer printer. Must be able to move vendor equipment

Type of Requisition:RegularClearance Level Must Currently Possess:Top Secret SCI + PolygraphClearance Level Must Be Able to Obtain:Top Secret SCI + PolygraphPublic Trust/Other Required:NoneJob Family:Systems EngineeringJob Qualifications:Skills:Complex Systems, System Designs, System Requirements, Systems EngineeringCertifications:NoneExperience:9 + years of related experienceUS Citizenship Required:YesJob Description:Systems Engineer SeniorTransform technology into opportunity as a Systems Engineer with GDIT. A career in enterprise IT means connecting and enhancing the systems that matter most. At GDIT you’ll be at the forefront of innovation and play a meaningful part in improving how agencies operate.At GDIT, people are our differentiator. As a Systems Engineer you will help ensure today is safe and tomorrow is smarter. We are looking for someone who analyzes user’s requirements, concept of operations documents, and high level system architectures to develop system requirements specifications. Analyzes system requirements and leads design and development activities. Guides users in formulating requirements, advises alternative approaches, and conducts feasibility studies. Provides technical leadership for the integration of requirements, design, and technology. Incorporates new plans, designs and systems into ongoing operations. Develops technical documentation. Develops system architecture and system design documentation. Guides system development and implementation planning through assessment or preparation of system engineering management plans and system integration and test plans. Interacts with the Government regarding Systems Engineering technical considerations and for associated problems, issues or conflicts. Ultimate responsibility for the technical integrity of work performed and deliverables associated with the Systems Engineering area of responsibility. Communicates with other program personnel, government overseers, and senior executives.HOW A SYSTEMS ENGINEER WILL MAKE AN IMPACTManage system requirements and derived requirements to ensure the delivery of production systems that are compatible with the defined system architecture(s) – Department of Defense Architecture Framework (DoDAF), Service-oriented Architecture (SOA), etc.Assist with the development of system requirements, functional requirements, and allocation of the same to individual hardware, software, facility, and personnel componentsParticipate in an Integrated Product Team to design new capabilities based upon evaluation of all necessary development and operational considerationsDefine the methods, processes, and evaluation criteria by which the systems, subsystems and work products are verified against their requirements in a written planDerive lower-level requirements from higher-level allocated requirements that describe in detail the functions that a system component must fulfill, and ensure these requirements are complete, correct, unique, unambiguous, realizable, and verifiableDevelop derived requirements for Information Assurance Services (confidentiality, integrity, nonrepudiation, and availability) Basic Information assurance mechanisms technology passwords cryptography, discretionary access control, mandatory access control, hashing, key management, etc.In conjunction with system stakeholders, plan the verification efforts of new and unproven designs early in the development life cycle to ensure compliance with established requirementsProvide technical direction for the development, engineering, interfacing, integration, and testing of specific components of complex hardware/software systems to include requirements elicitation, analysis and functional allocation, conducting systems requirements reviews, developing concepts of operation and interface standards, developing system architectures, and performing technical/non-technical assessment and management as well as end-to-end flow analysisDevelop Comprehensive SOA SolutionsEnsure objective periodic review and control of the evolving configuration of a system, both hardware and software components and associated documentation, during the life of the systemServer as a member of the CCBWHAT YOU’LL NEED TO SUCCEED:Education: A bachelor’s degree in system engineering, Computer Science, Information Systems, Engineering Science, Engineering Management, or related discipline from an accredited college or university. Five (5) years of additional SE experience may be substituted for a bachelor’s degree.Required Experience: 20 years of related experience or 25 years of related experience in place of a bachelor’s degreeRequired Technical Skills: System engineering skills required, diagnosing and troubleshooting issues to resolution, along with performance and configuration recommendationsSecurity Clearance Level: TS/SCI with Full Scope PolygraphLocation: Customer SiteUS Citizenship RequiredGDIT IS YOUR PLACE:401K with company matchComprehensive health and wellness packagesInternal mobility team dedicated to helping you own your careerProfessional growth opportunities including paid education and certificationsCutting-edge technology you can learn fromRest and recharge with paid vacation and holidaysThe likely salary range for this position is $178,500 - $241,500. This is not, however, a guarantee of compensation or salary. Rather, salary will be set based on experience, geographic location and possibly contractual requirements and could fall outside of this range.Scheduled Weekly Hours:40Travel Required:Less than 10%Telecommuting Options:OnsiteWork Location:USA MD Annapolis JunctionAdditional Work Locations:Total Rewards at GDIT:Our benefits package for all US-based employees includes a variety of medical plan options, some with Health Savings Accounts, dental plan options, a vision plan, and a 401(k) plan offering the ability to contribute both pre and post-tax dollars up to the IRS annual limits and receive a company match. To encourage work/life balance, GDIT offers employees full flex work weeks where possible and a variety of paid time off plans, including vacation, sick and personal time, holidays, paid parental, military, bereavement and jury duty leave. To ensure our employees are able to protect their income, other offerings such as short and long-term disability benefits, life, accidental death and dismemberment, personal accident, critical illness and business travel and accident insurance are provided or available. We regularly review our Total Rewards package to ensure our offerings are competitive and reflect what our employees have told us they value most.We are GDIT. A global technology and professional services company that delivers consulting, technology and mission services to every major agency across the U.S. government, defense and intelligence community. Our 30,000 experts extract the power of technology to create immediate value and deliver solutions at the edge of innovation. We operate across 50 countries worldwide, offering leading capabilities in digital modernization, AI/ML, Cloud, Cyber and application development. Together with our clients, we strive to create a safer, smarter world by harnessing the power of deep expertise and advanced technology.Join our Talent Community to stay up to date on our career opportunities and events atgdit.com/tc.Equal Opportunity Employer / Individuals with Disabilities / Protected Veterans

ManTech seeks a motivated, career and customer-oriented Systems Engineer, with a focus on Database Administration and Engineering to join our team in Laurel, MD. The team delivers enterprise infrastructure capabilities for a global workforce performing a wide range of missions in defense of our Nation. This effort is the contract vehicle for the Enterprise Infrastructure Services organization overseeing MPO’s Enterprise Information Technology (EIT). EIT is MPO’s backbone- platform for all Enterprise users. Data Center & Compute Services is the EIS enabling organization working with customers, Integrated Product Teams (IPT), and vendors to deliver select EIT.Responsibilities Included but are not limited to:Responsible for performing the functions of an Oracle/PostgreSQL database administrator and will perform database builds, database decommissions, database monitoring, database data migrations, documentation maintenance, database configuration changes, database software baseline maintenance, patching and configuration managementWill assist with organizing requirements and data into a usable database schema while contributing to the development of sections of systems engineering documentationResponsible for supporting the development of long and short term requirements for database administration and design.Will assist with guiding users in formulating requirements, advises alternative approaches, and conducts feasibility studies.Responsible for supporting the analysis and evaluation of system improvements, optimization, development and/or maintenance efforts.Minimum Qualifications: Bachelor’s degree in a technical discipline from an accredited college or university. Five (5) years of additional Database Engineering or Systems Engineering experience may be substituted for a bachelor’s degree. Fifteen (15) years’ experience as a Systems Engineer / Database administrator in programs and contracts of similar scope, type and complexity is required.Experience with Database, PostgreSQL Database Preferred Qualifications: Experience with:Oracle Enterprise Management (OEM)BARMAN, PGADMINData PumpOracle Recovery Manager (RMAN)Oracle Exadata/RACClearance Requirements:Must have a current/active TS/SCI w/ Polygraph. Physical Requirements: The candidate must be able to move, carry and deliver workstations from inside the office to customer’s desk.The person in this position must be able to remain in a stationary position 50% of the time.Must communicate with co-workers, management, and customers, via email, phone, and or virtual communication, which may involve delivering presentations.

Type of Requisition:RegularClearance Level Must Currently Possess:Top Secret SCI + PolygraphClearance Level Must Be Able to Obtain:Top Secret SCI + PolygraphPublic Trust/Other Required:NoneJob Family:Systems EngineeringJob Qualifications:Skills:Microsoft Azure, Systems Design, Windows Azure CloudCertifications:CompTIA Network + - Comp Tia Security + CertificationExperience:5 + years of related experienceUS Citizenship Required:YesJob Description:M365 EngineerWe are embarking on a transformative journey with Microsoft 365 (M365) and Azure, and we are seeking a talented M365 Engineer to lead our efforts in adopting new features, assisting with rollout plans, and supporting the migration of on-premises services to the cloud environment.Deliver simple solutions to complex problems as a Systems Engineer Senior at GDIT. Here, you’ll tailor cutting-edge solutions to the unique requirements of our clients. With a career in application development, you’ll make the end user’s experience your priority and we’ll make your career growth ours.At GDIT, people are our differentiator. As a M365 Engineer you will help ensure today is safe and tomorrow is smarter. Our work depends on M365 Engineer Senior joining our team.HOW A M365 ENGINEER WILL MAKE AN IMPACT Stay abreast of all new features, capabilities, and updates within Microsoft 365 (M365) and Azure platforms. Assist in developing and executing rollout plans for new M365 features and services, ensuring smooth adoption across the organization. Collaborate with IT teams and stakeholders to assess current on-premises services and develop migration strategies to M365 and Azure. Lead the implementation and configuration of M365 and Azure cloud services, adhering to best practices and security standards. Provide technical expertise and support for troubleshooting and resolving issues related to M365 and Azure cloud environments. Monitor performance, availability, and reliability of M365 and Azure services, implementing proactive measures for continual service improvement. Ensure compliance with data security and governance policies in M365 and Azure environments. Collaborate with vendors and external partners to resolve complex technical issues and enhance service delivery. Stay current with industry trends and emerging technologies related to cloud computing and M365, recommending enhancements or optimizations.WHAT YOU’LL NEED TO SUCCEED: Education: Bachelor of Arts/Bachelor of Science Required Experience: 5+ years of related experience Required Technical Skills: Proven experience as an M365 Engineer, Cloud Engineer, or similar role, with a focus on M365 and Azure cloud environments. Experience with migrating on-premises services to M365 and Azure, including identity management and integration. Security Clearance Level: TS/SCI w/Poly Required Skills and Abilities: Strong knowledge of cloud security principles and best practices. Proficiency in PowerShell scripting for automation and configuration management tasks. Excellent analytical and problem-solving skills, with the ability to troubleshoot complex technical issues. Strong communication and interpersonal skills, with the ability to convey technical concepts to non-technical stakeholders. Preferred Skills: In-depth understanding of Microsoft 365 (M365) suite, including Exchange Online, SharePoint Online, Teams, and Azure services. Location: On Site US Citizenship RequiredGDIT IS YOUR PLACE: 401K with company match Comprehensive health and wellness packages Internal mobility team dedicated to helping you own your career Professional growth opportunities including paid education and certifications Cutting-edge technology you can learn from#GREENWAYThe likely salary range for this position is $114,750 - $155,250. This is not, however, a guarantee of compensation or salary. Rather, salary will be set based on experience, geographic location and possibly contractual requirements and could fall outside of this range.Scheduled Weekly Hours:40Travel Required:Less than 10%Telecommuting Options:OnsiteWork Location:USA MD Annapolis JunctionAdditional Work Locations:Total Rewards at GDIT:Our benefits package for all US-based employees includes a variety of medical plan options, some with Health Savings Accounts, dental plan options, a vision plan, and a 401(k) plan offering the ability to contribute both pre and post-tax dollars up to the IRS annual limits and receive a company match. To encourage work/life balance, GDIT offers employees full flex work weeks where possible and a variety of paid time off plans, including vacation, sick and personal time, holidays, paid parental, military, bereavement and jury duty leave. To ensure our employees are able to protect their income, other offerings such as short and long-term disability benefits, life, accidental death and dismemberment, personal accident, critical illness and business travel and accident insurance are provided or available. We regularly review our Total Rewards package to ensure our offerings are competitive and reflect what our employees have told us they value most.We are GDIT. A global technology and professional services company that delivers consulting, technology and mission services to every major agency across the U.S. government, defense and intelligence community. Our 30,000 experts extract the power of technology to create immediate value and deliver solutions at the edge of innovation. We operate across 50 countries worldwide, offering leading capabilities in digital modernization, AI/ML, Cloud, Cyber and application development. Together with our clients, we strive to create a safer, smarter world by harnessing the power of deep expertise and advanced technology.Join our Talent Community to stay up to date on our career opportunities and events atgdit.com/tc.Equal Opportunity Employer / Individuals with Disabilities / Protected Veterans

ManTech is seeking a motivated, career and customer-oriented SeniorSystems Engineer, with a focus on Cisco Networks to join our team in Laurel, MD. The team delivers enterprise infrastructure capabilities for a global workforce performing a wide range of missions in defense of our Nation. This effort is the contract vehicle for the Enterprise Infrastructure Services organization overseeing MPO’s Enterprise Information Technology (EIT). EIT is MPO’s backbone- platform for all Enterprise users. Data Center & Compute Services is the EIS enabling organization working with customers, Integrated Product Teams (IPT), and vendors to deliver select EIT.Responsibilities Included but are not limited to:Responsible for analyzing user’s requirements and high-level system architectures to develop system requirements.Responsible for providing Tier 1-2 (Help Desk) problem identification, diagnosis, and resolution of problems. Will provide support to IT systems including day-to-day operations, monitoring, and problem resolution for all the client/server/network devices. Will provide support for the patching systems and hardware problems and remains involved in the resolution process.Responsible for installing Windows software and hardware applications; upgrade systems with new releases and models. Must be able to create accounts, reset passwords, and provide help desk customer service via phone, or tickets.Must be able to work late during patching days and cover a 6am-6pm shift.Minimum Qualifications: Bachelor’s degree in System Engineering, Computer Science, Information Systems, Engineering Science, Engineering Management, or related discipline from an accredited college or university is required.Five (5) years of additional Systems Engineering experience may be substituted for a bachelor’s degree. Twenty (20) years’ experience as a SE in programs and contracts of similar scope, type and complexity is required.Preferred Qualifications: Experience with SCANBOY or LatteArt Experience with RHEL 8 or 9 Experience with BIGFIXClearance Requirements:Must have a current/active TS/SCI w/ Polygraph. Physical Requirements: The candidate must be able to move, carry and deliver workstations from inside the office to customer’s desk.The person in this position must be able to remain in a stationary position 50% of the time.Must communicate with co-workers, management, and customers, via email, phone, and or virtual communication, which may involve delivering presentations.

Type of Requisition:RegularClearance Level Must Currently Possess:Top Secret SCI + PolygraphClearance Level Must Be Able to Obtain:Top Secret SCI + PolygraphPublic Trust/Other Required:NoneJob Family:Network EngineeringJob Qualifications:Skills:Network Design, Network Engineering, Networks, Network ServicesCertifications:NoneExperience:9 + years of related experienceUS Citizenship Required:YesJob Description:The Level 3 Network Engineer shall possess the following capabilities:Optimize end-to-end system performance and dataflow management.Conduct data captures to obtain network performance information.Minimize network latency and maximize data throughput through design analysis and network performance monitoring tools.Provide input to the design of the organization's network and mission architecture.Design solutions, integrate, configure, deploy, test and provide ongoing maintenance for numerous types of network devices, interfaces and methodologies.Configure and optimize the network to connect various front-end and back-end components.Gather needed data to specify system/component performance and interface requirementsImplement specific network solutions to support server requirements to include load-balancing, VPN’s, firewall contexts, Traffic Shaping Voice over IP (VoIP), GRE Tunneling, IP Security(IPSec), IP Encryption, Media over IP (MoIP), and network address translation (NAT) where appropriate.Configure and maintain organization's network diagrams and accreditations.Oversee the support to all network equipment.Develop designs of the organization's network and mission architecture to meet new partner requirements.Manage assigned tasks and provide guidance to junior Network Engineers.UNCLASSIFIED//FOR OFFICIAL USE ONLYUNCLASSIFIED//FOR OFFICIAL USE ONLY 23 | P a g eIntegrate hardware and software to satisfy ISO 9000 requirements and other DoD/IC regulations.Resolve complex network problems, operate network analyzers, WAN test equipment and network simulators.Design modules representing traditional circuit switched networks.Lead large efforts and installation projects of dynamic requirements and scale.Develop algorithms for models using networking and/or telecommunications technologies and systems.Qualifications:A Master’s degree in Computer Science, Information Assurance, Information Security Systems Engineering, or a related discipline from an accredited college or university is required. A Bachelor’s degree from an accredited college or university in System Engineering, Computer Science, Information Systems, Engineering Science, Engineering Management, or related discipline and an additional two (2) years of experience providing Network Engineering support may be substituted for the Master's degree.Ten (10) years of relevant professional experience providing Network Engineering support and training commensurate with network engineering curriculum is required.An Information Assurance Technical (IAT) level II baseline certification as defined by DoD 8570.01-M is required.Cisco certification is required.GDIT IS YOUR PLACE: 401K with company match Comprehensive health and wellness packages Internal mobility team dedicated to helping you own your career Professional growth opportunities including paid education and certifications Cutting-edge technology you can learn from#ITPolyMDThe likely salary range for this position is $148,750 - $201,250. This is not, however, a guarantee of compensation or salary. Rather, salary will be set based on experience, geographic location and possibly contractual requirements and could fall outside of this range.Scheduled Weekly Hours:40Travel Required:Less than 10%Telecommuting Options:OnsiteWork Location:USA MD Annapolis JunctionAdditional Work Locations:Total Rewards at GDIT:Our benefits package for all US-based employees includes a variety of medical plan options, some with Health Savings Accounts, dental plan options, a vision plan, and a 401(k) plan offering the ability to contribute both pre and post-tax dollars up to the IRS annual limits and receive a company match. To encourage work/life balance, GDIT offers employees full flex work weeks where possible and a variety of paid time off plans, including vacation, sick and personal time, holidays, paid parental, military, bereavement and jury duty leave. To ensure our employees are able to protect their income, other offerings such as short and long-term disability benefits, life, accidental death and dismemberment, personal accident, critical illness and business travel and accident insurance are provided or available. We regularly review our Total Rewards package to ensure our offerings are competitive and reflect what our employees have told us they value most.We are GDIT. A global technology and professional services company that delivers consulting, technology and mission services to every major agency across the U.S. government, defense and intelligence community. Our 30,000 experts extract the power of technology to create immediate value and deliver solutions at the edge of innovation. We operate across 50 countries worldwide, offering leading capabilities in digital modernization, AI/ML, Cloud, Cyber and application development. Together with our clients, we strive to create a safer, smarter world by harnessing the power of deep expertise and advanced technology.Join our Talent Community to stay up to date on our career opportunities and events atgdit.com/tc.Equal Opportunity Employer / Individuals with Disabilities / Protected Veterans

ManTech seeks a motivated, career and customer-oriented Cloud Security Engineer to join our team in Herndon, VA.Join a team of cybersecurity experts that protects and defends the largest target in the world. As a Cloud Security Engineer on our team, you will utilize the latest tools available and assist in creating new ones while allowing you to advance the nation's information security posture.Responsibilities include but are not limited to: Design and champion the strategy for detecting and responding to cyber incidents within Oracle Cloud Infrastructure (OCI) or Google Cloud Platform (GCP)Create advanced detection rules and tradecraft to uncover sophisticated cloud-based attacksOptimize data pipelines to fuel rapid incident analysis and proactive threat hunting in the cloudServe as the Subject Matter Expert (SME) during critical cloud security incidents, guiding the CSOC team to swift resolutionContinuously evaluate emerging cloud security tools and techniques to enhance our defenses and response capabilitiesPartner with cross-functional teams and mentor less experienced analysts to build a stronger cloud security posture across the organizationMinimum Qualifications:High School Diploma and 15+ years of experience in cloud or cyber security or Bachelor’s degree and 11+ years of experience5+ years of experience in cyber incident response3+ years’ experience architecting, engineering, implementing, or securing solutions within Google Cloud Platform (GCP) OR Oracle Cloud Infrastructure (OCI)2+ years’ experience with data ingestion, processing, and analysis of data relevant to security investigations, such as log management, basic ETL concepts or similar.Experience with at least one scripting language, such as Python or Bash, for task automation or security analysisExperience with cloud security principles, including identity and access management, network security, and data protection within the chosen platform (GCP or OCI)Preferred Qualifications: Degree in Computer Science, Information Security, or a related technical fieldRelevant Certifications such as CISSP, CCSP, CCSK, GCFA, GCIH, or cloud-specific security certifications (e.g., Google Cloud Security Engineer, Oracle Cloud Security Architect)Experience in security services and best practices within either Google Cloud Platform (GCP Security Command Center, Chronicle, IAM, Networking) OR Oracle Cloud Infrastructure (OCI Cloud Guard, Security Zones, IAM, Networking)Experience leading and coordinating complex cloud security incident investigations, including forensic analysis and containment strategiesAbility to develop and implement automation scripts and workflows (e.g., Python, Cloud Functions/Lambdas, SOAR platforms) to enhance incident response efficiencyClearance Requirements: Must have a current/active TS/SCI w/PolygraphPhysical Requirements: The person in this position must be able to remain in a stationary position 50% of the time.

Type of Requisition:RegularClearance Level Must Currently Possess:Top Secret SCI + PolygraphClearance Level Must Be Able to Obtain:Top Secret SCI + PolygraphPublic Trust/Other Required:NoneJob Family:Systems EngineeringJob Qualifications:Skills:Linux, Operating Systems (OS), Systems Design, Systems Development, Systems ManagementCertifications:NoneExperience:5 + years of related experienceUS Citizenship Required:YesJob Description:Systems Engineer Senior Level IIIDeliver simple solutions to complex problems as a Systems Engineer Senior at GDIT. Here, you’ll tailor cutting-edge solutions to the unique requirements of our clients. With a career in application development, you’ll make the end user’s experience your priority and we’ll make your career growth ours.At GDIT, people are our differentiator. As a Systems Engineer Senior you will help ensure today is safe and tomorrow is smarter. (U)The Senior Systems Engineer shall be responsible for participating in Information Assurance (IA) system, hardware, and software design activities with focus on leading the evaluation of requirements generation, allocation and tracking throughout the development cycle to ensure supportability for security certification. The Senior Systems Engineer shall also be responsible for performing implementation and technology studiesHOW A SYSTEMS ENGINEER SENIOR WILL MAKE AN IMPACTProvides identification and fixing of problems within existing systems, design and implementation of new systems and enhancement of existing systems. Participates in analysis, design and new construction of next generation IT systems.Responsible for understanding the needs of the customers and the realities of commercially available IT products, and creating requirements that will allow implementation by the development teamSkill areas include Telecommunication (TCP/IP, OIS/CMIP/X25), operating systems (Windows, UNIX, and Linux), database/DBMS (Oracle, MS Access, Sybase) and applications (Tivoli, PeopleSoft) are required.Applies principles of ITIL, SEI/CMM to engineering work.WHAT YOU’LL NEED TO SUCCEED:Education: Bachelor's degree with at least ten (5) years of relevant experience. May substitute associate’s degree with at least fifteen (7) years of relevant experienceRequired Experience: 5+ years of related experience with a Bachelors or 7+ years with an associate’s degreeRequired Technical Skills: Experience as a Systems Engineer on one or more IT Platforms (Windows, Linux, Unix)DoD 8570 compliance with IASAE Level I certification, andComputing Environment (CE) Certification, which can be fulfilled with Microsoft OS, Cent OS/RedHat OS CE CertificationsActive Directory, Identity Management, SCCM, DNS, Group Policy, Active Role Servers, Privileged Account Management (PAM) Services, and MS Exchange are requiredORTrusted Thin Client, and enhanced VDI (e.g., remote GPU and memory scaling) is required Security Clearance Level: TS/SCI with Full Scope Poly Location: Customer Site US Citizenship RequiredGDIT IS YOUR PLACE: 401K with company match Comprehensive health and wellness packages Internal mobility team dedicated to helping you own your career Professional growth opportunities including paid education and certifications Cutting-edge technology you can learn from Rest and recharge with paid vacation and holidaysThe likely salary range for this position is $121,125 - $163,875. This is not, however, a guarantee of compensation or salary. Rather, salary will be set based on experience, geographic location and possibly contractual requirements and could fall outside of this range.Scheduled Weekly Hours:40Travel Required:Less than 10%Telecommuting Options:OnsiteWork Location:USA MD Annapolis JunctionAdditional Work Locations:Total Rewards at GDIT:Our benefits package for all US-based employees includes a variety of medical plan options, some with Health Savings Accounts, dental plan options, a vision plan, and a 401(k) plan offering the ability to contribute both pre and post-tax dollars up to the IRS annual limits and receive a company match. To encourage work/life balance, GDIT offers employees full flex work weeks where possible and a variety of paid time off plans, including vacation, sick and personal time, holidays, paid parental, military, bereavement and jury duty leave. To ensure our employees are able to protect their income, other offerings such as short and long-term disability benefits, life, accidental death and dismemberment, personal accident, critical illness and business travel and accident insurance are provided or available. We regularly review our Total Rewards package to ensure our offerings are competitive and reflect what our employees have told us they value most.We are GDIT. A global technology and professional services company that delivers consulting, technology and mission services to every major agency across the U.S. government, defense and intelligence community. Our 30,000 experts extract the power of technology to create immediate value and deliver solutions at the edge of innovation. We operate across 50 countries worldwide, offering leading capabilities in digital modernization, AI/ML, Cloud, Cyber and application development. Together with our clients, we strive to create a safer, smarter world by harnessing the power of deep expertise and advanced technology.Join our Talent Community to stay up to date on our career opportunities and events atgdit.com/tc.Equal Opportunity Employer / Individuals with Disabilities / Protected Veterans

ManTech seeks a motivated, career and customer-orientedTelephony Engineer to join our team inMcLean, VA. In this hybrid part-time role, you'll combine expertise in telephony systems, Linux server management, and software development, focusing on VoIP, analog, ISDN systems, and Ruby on Rails for telephony applications.Responsibilities include, but are not limited to:Design, develop, and maintain voice media gateways for VoIP, analog, and ISDN systems. Install, configure, and troubleshoot telephony hardware and media gateways across secure networks.Leverage BESS Billing and Provisioning Tools to optimize telephony systems and ensure seamless service delivery.Configure and maintain Linux servers (Ubuntu, CentOS) for hosting telephony and web applications, ensuring performance, security, and scalability. Develop and troubleshoot applications using PowerBuilder, Korn shell, and Ruby on Rails.Integrate telephony systems (e.g., IVR, call routing) into web applications using Ruby on Rails. Modernize legacy code and ensure reliable operation of telephony solutions.Maintain clear technical documentation and provide ongoing support for telephony system integration, performance optimization, and troubleshooting.Provide training and guidance to team members and stakeholders on telephony system integration, BESS tools, and server management best practices. Ensure comprehensive understanding of application workflows and troubleshooting processes.Minimum Qualifications: BA/BS and 11+ years of experiences, or a combination of education and work experience equivalent to 15+ years.Familiarity with BESS Billing and Telephony Provisioning Tools.Experience integrating telephony systems with web applications (e.g., handling inbound/outbound calls, IVR, call routing).Advanced knowledge of Linux server management (Ubuntu, CentOS), including installation, configuration, troubleshooting, and performance optimization.Strong verbal and written communication skills to interact effectively with cross-functional teams.Preferred Qualifications:Proficiency in Ruby programming and the Ruby on Rails framework, along with strong experience in telephony system integration.Experience with scripting languages, including PowerBuilder and Korn shell, for system administration tasks.Oracle Database Administrator certification is a plus.Experience in provisioning telephony services.Clearance Requirements:Must have a current/active TS/SCI with Polygraph.Physical Requirements:Must be able to remain in a stationary position at least 50% of the time. Constantly operate a computer, phone, and other office equipment for extended periods of time.

Type of Requisition:RegularClearance Level Must Currently Possess:Top Secret SCI + PolygraphClearance Level Must Be Able to Obtain:Top Secret SCI + PolygraphPublic Trust/Other Required:NoneJob Family:Systems EngineeringJob Qualifications:Skills:Operating Systems (OS), Systems Development, Systems Engineering, Systems ManagementCertifications:NoneExperience:8 + years of related experienceUS Citizenship Required:YesJob Description:Systems Engineer SeniorDeliver simple solutions to complex problems as a Systems Engineer Senior at GDIT. Here, you’ll tailor cutting-edge solutions to the unique requirements of our clients. With a career in application development, you’ll make the end user’s experience your priority and we’ll make your career growth ours.At GDIT, people are our differentiator. As a Systems Engineer Senior you will help ensure today is safe and tomorrow is smarter. The Senior Systems Engineer shall be responsible for participating in Information Assurance (IA) system, hardware, and software design activities with focus on leading the evaluation of requirements generation, allocation and tracking throughout the development cycle to ensure supportability for security certification. The Senior Systems Engineer shall also be responsible for performing implementation and technology studies.HOW A SYSTEMS ENGINEER SENIOR WILL MAKE AN IMPACTProvides identification and fixing of problems within existing systems, design and implementation of new systems and enhancement of existing systems. Participates in analysis, design and new construction of next generation IT systemsResponsible for understanding the needs of the customers and the realities of commercially available IT products and creating requirements that will allow implementation by the development team.Skill areas include Telecommunication (TCP/IP, OIS/CMIP/X25), operating systems (Windows, UNIX, and Linux), database/DBMS (Oracle, MS Access, Sybase) and applications (Tivoli, PeopleSoft) are required.Applies principles of ITIL, SEI/CMM to engineering work.Provides oversight/management of systems engineering teams.WHAT YOU’LL NEED TO SUCCEED:Education: Bachelor's degree with at least eight (8) years of relevant experience. May substitute associate’s degree with at least fifteen (12) years of relevant experienceRequired Experience: 8+ years of related experience with a Bachelors or 12+ years with an associate’s degreeRequired Technical Skills: Experience as a Systems Engineer on one or more IT Platforms (Windows, Linux, Unix)DOD 8570 compliance with IASAE Level CertificationsActive Directory, Identity Management, SCCM, DNS, Group Policy, Active Role Servers, Privileged Account Management (PAM) Services, and MS Exchange are requiredORTrusted Thin Client, and enhanced VDI (e.g., remote GPU and memory scaling) is required Security Clearance Level: TS/SCI with Full Scope Poly Location: Customer Site US Citizenship RequiredGDIT IS YOUR PLACE: 401K with company match Comprehensive health and wellness packages Internal mobility team dedicated to helping you own your career Professional growth opportunities including paid education and certifications Cutting-edge technology you can learn from Rest and recharge with paid vacation and holidaysThe likely salary range for this position is $136,000 - $184,000. This is not, however, a guarantee of compensation or salary. Rather, salary will be set based on experience, geographic location and possibly contractual requirements and could fall outside of this range.Scheduled Weekly Hours:40Travel Required:Less than 10%Telecommuting Options:OnsiteWork Location:USA MD Annapolis JunctionAdditional Work Locations:Total Rewards at GDIT:Our benefits package for all US-based employees includes a variety of medical plan options, some with Health Savings Accounts, dental plan options, a vision plan, and a 401(k) plan offering the ability to contribute both pre and post-tax dollars up to the IRS annual limits and receive a company match. To encourage work/life balance, GDIT offers employees full flex work weeks where possible and a variety of paid time off plans, including vacation, sick and personal time, holidays, paid parental, military, bereavement and jury duty leave. To ensure our employees are able to protect their income, other offerings such as short and long-term disability benefits, life, accidental death and dismemberment, personal accident, critical illness and business travel and accident insurance are provided or available. We regularly review our Total Rewards package to ensure our offerings are competitive and reflect what our employees have told us they value most.We are GDIT. A global technology and professional services company that delivers consulting, technology and mission services to every major agency across the U.S. government, defense and intelligence community. Our 30,000 experts extract the power of technology to create immediate value and deliver solutions at the edge of innovation. We operate across 50 countries worldwide, offering leading capabilities in digital modernization, AI/ML, Cloud, Cyber and application development. Together with our clients, we strive to create a safer, smarter world by harnessing the power of deep expertise and advanced technology.Join our Talent Community to stay up to date on our career opportunities and events atgdit.com/tc.Equal Opportunity Employer / Individuals with Disabilities / Protected Veterans

ManTech seeks a motivated, career and customer-oriented SeniorSoftware Engineer, to join our team in Columbia, MD. The team delivers enterprise infrastructure capabilities for a global workforce performing a wide range of missions in defense of our Nation. This effort is the contract vehicle for the Enterprise Infrastructure Services organization overseeing MPO’s Enterprise Information Technology (EIT). EIT is MPO’s backbone- platform for all Enterprise users. Data Center & Compute Services is the EIS enabling organization working with customers, Integrated Product Teams (IPT), and vendors to deliver select EIT.Responsibilities Included but are not limited to:Responsible for developing, maintaining and enhancing complex and diverse software systems (e.g., processing-intensive analytics, novel algorithm development, manipulation of extremely large data sets, real-time systems, and business management information systems) based upon documented requirements.Responsible for reviewing and testing software components for adherence to the design requirements and documents test results.Will utilize software development and software design methodologies appropriate to the development environment while providing specific input to the software components of system design to include hardware/software trade-offs, software reuse, use of Commercial Off-the-shelf (COTS)/Government Off-the-shelf (GOTS) in place of new development, and requirements analysis and synthesis from system level to individual software components.Minimum Qualifications: Bachelor’s degree in Computer Science or related discipline from an accredited college or university is required. Four (4) years of additional Software Engineering experience on projects with similar software processes may be substituted for a bachelor’s degree. Bachelor’s degree in Computer Science or related discipline from an accredited college or university is required. Twenty (20) years experience as a Software Engineer in programs and contracts of similar scope, type, and complexity is required.Preferred Qualifications: Experience with Kubernetes, Springboot, Helm, API Development, Linux, Git/Gitlab, Jira, MonogoDB, Python, Angular, and DockerExperience with Java, K8s, and Linux Clearance Requirements:Must have a current/active TS/SCI w/ Polygraph. Physical Requirements: The candidate must be able to move, carry and deliver workstations from inside the office to customer’s desk. The person in this position must be able to remain in a stationary position 50% of the time. Must communicate with co-workers, management, and customers, via email, phone, and or virtual communication, which may involve delivering presentations.

Type of Requisition:RegularClearance Level Must Currently Possess:Top Secret SCI + PolygraphClearance Level Must Be Able to Obtain:Top Secret SCI + PolygraphPublic Trust/Other Required:NoneJob Family:Software EngineeringJob Qualifications:Skills:Process Development (PD), Software Components, Software Design, Software Development, Software SystemsCertifications:NoneExperience:4 + years of related experienceUS Citizenship Required:YesJob Description:The Software Engineer develops, maintains, and enhances complexand diverse software systems (e.g., processing-intensive analytics, novelalgorithm development, manipulation of extremely large data sets, realtimesystems, and business management information systems) based upondocumented requirements. Works individually or as part of a team.Reviews and tests software components for adherence to the designrequirements and documents test results. Resolves software problemreports. Utilizes software development and software designmethodologies appropriate to the development environment. Providesspecific input to the software components of system design to includehardware/software trade-offs, software reuse, use of Commercial Off-theshelf(COTS)/Government Off-the-shelf (GOTS) in place of new development, and requirements analysis and synthesis from system levelto individual software components.Analyze user requirements to derive software design and performance requirementsDebug existing software and correct defectsProvide recommendations for improving documentation and software development process standardsDesign and code new software or modify existing software to add new featuresIntegrate existing software into new or modified systems or operating environmentsDevelop simple data queries for existing or proposed databases or data repositoriesApplies knowledge of ITOM, ITSM, HRSD, CSM and/or Service Portal.Codes with programming languages and databases including HTML, CSS, JavaScript.Write or review software and system documentationServe as team lead at the level appropriate to the software development process being used on any particular projectDesign or implement complex database or data repository interfaces/queriesDevelop or implement algorithms to meet or exceed system performance and functional standardsAssist with developing and executing test procedures for software componentsDevelop software solutions by analyzing system performance standards, confer with users or system engineers; analyze systems flow, data usage and work processes; and investigate problem areasModify existing software to correct errors, to adapt to new hardware, or to improve its performanceDesign, develop and modify software systems, using scientific analysis and mathematical models to predict and measure outcome and consequences of designDesign or implement complex algorithms requiring adherence to strict timing, system resource, or interface constraints; Perform quality control on team productsImplement recommendations for improving documentation and software development process standardsOversee one or more software development teams and ensure the work is completed in accordance with the constraints of the software development process being used on any particular projectConfer with system engineers and hardware engineers to derive software requirements and to obtain information on project limitations and capabilities, performance requirements and interfacesCoordinate software system installation and monitor equipment functioning to ensure operational specifications are metQualifications:Bachelor’s degree in Computer Science or related discipline from an accredited college or university is required. Four (4) years of additional SWE experience on projects with similar software processes may be substituted for a bachelor’s degree.Two (2) years experience developing and customizing core applications such as Incident, Problem, Change, Knowledge, and Service CatalogFour (4) years of IT application systems experience in technology solutions delivery is required.0-3 years of ServiceNow experiencePosition open to clearance sponsorship based on candidate's experience, skills and qualifications.GDIT IS YOUR PLACE: 401K with company match Comprehensive health and wellness packages Internal mobility team dedicated to helping you own your career Professional growth opportunities including paid education and certifications Cutting-edge technology you can learn from#SWDevPolyMDThe likely salary range for this position is $114,750 - $155,250. This is not, however, a guarantee of compensation or salary. Rather, salary will be set based on experience, geographic location and possibly contractual requirements and could fall outside of this range.Scheduled Weekly Hours:40Travel Required:NoneTelecommuting Options:OnsiteWork Location:USA MD Annapolis JunctionAdditional Work Locations:Total Rewards at GDIT:Our benefits package for all US-based employees includes a variety of medical plan options, some with Health Savings Accounts, dental plan options, a vision plan, and a 401(k) plan offering the ability to contribute both pre and post-tax dollars up to the IRS annual limits and receive a company match. To encourage work/life balance, GDIT offers employees full flex work weeks where possible and a variety of paid time off plans, including vacation, sick and personal time, holidays, paid parental, military, bereavement and jury duty leave. To ensure our employees are able to protect their income, other offerings such as short and long-term disability benefits, life, accidental death and dismemberment, personal accident, critical illness and business travel and accident insurance are provided or available. We regularly review our Total Rewards package to ensure our offerings are competitive and reflect what our employees have told us they value most.We are GDIT. A global technology and professional services company that delivers consulting, technology and mission services to every major agency across the U.S. government, defense and intelligence community. Our 30,000 experts extract the power of technology to create immediate value and deliver solutions at the edge of innovation. We operate across 50 countries worldwide, offering leading capabilities in digital modernization, AI/ML, Cloud, Cyber and application development. Together with our clients, we strive to create a safer, smarter world by harnessing the power of deep expertise and advanced technology.Join our Talent Community to stay up to date on our career opportunities and events atgdit.com/tc.Equal Opportunity Employer / Individuals with Disabilities / Protected Veterans

ManTech seeks a motivated, career and customer-oriented Tier I Support Engineer Evenings to join our team in Tysons, VA. The Tier I Support Engineer will be part of a global team that provides 24x7 support to help customers seamlessly operate their hybrid on-premises Cloud infrastructure.In this role, you will troubleshoot technical problems for customers with a mix of debugging, networking, system administration, updating documentation, and when needed, coding/scripting.Responsibilities include but are not limited to:First contact for all Customer service requests - Answer phones, respond to chats and emails. A customer first attitude is a must.Maintain response and resolution speed as defined by SLOs;Keep high customer satisfaction scores and follow quality standards in 90% of cases.Familiar with Product and can reference runbooks and playbooks to provide a meaningful resolution to CustomerProvide high-touch assistance to highest Tier customers, build in-depth understanding of most pressing customer issues and act as an advocate for such issues with engineers and Program Managers. Work Shift – this is for a evening shift 2pm-10pm position. Schedule to include but not limited to rotating weekends that may be required. Schedule subject to change based on business need.Minimum Qualifications:Associate’s degree in computer science or related field with 1+ years of experience in the Information Technology field; an additional 2 years of Information Technology experience might be substituted for a degreeBasic understanding of Networking and Cloud technologiesWorking knowledge of Systems: UNIX/Linux or WindowsWorking knowledge of any customer service ticketing systemAbility to read runbooks & playbooks & provide meaningful summaries to CustomersWorking knowledge of Google Workspace Tools (Doc, sheets and Slides)Preferred Qualifications:Great communication skills (written and verbal)Experience working with ServiceNowCCNA or equivalentClearance Requirements:An active TS/SCI with PolygraphPhysical Requirements:Must be able to remain in a stationary position 50%Needs to occasionally move about inside the office to access file cabinets, office machinery, etc.Frequently communicates with co-workers, management, and customers.

Type of Requisition:RegularClearance Level Must Currently Possess:Top Secret SCI + PolygraphClearance Level Must Be Able to Obtain:Top Secret SCI + PolygraphPublic Trust/Other Required:NoneJob Family:Network EngineeringJob Qualifications:Skills:Communication Network, Data Communication Networks, Local Area Network (LAN), Telecommunications Network, Wide Area Network (WAN)Certifications:NoneExperience:6 + years of related experienceUS Citizenship Required:YesJob Description:Network Engineer SeniorTransform technology into opportunity as a Network Engineer Senior with GDIT. A career in enterprise IT means connecting and enhancing the systems that matter most. At GDIT you’ll be at the forefront of innovation and play a meaningful part in improving how agencies operate.At GDIT, people are our differentiator. As a Network Engineer Senior you will help ensure today is safe and tomorrow is smarter. Our work depends on Network Engineer Senior joining our team to monitor, analyze, troubleshoot, and evaluate hardware and other network related problems; provide techincial experience for performance and/or configuration of networHOW A NETWORK ENGINEER SENIOR WILL MAKE AN IMPACT Responsible for the design and development of voice, video, radio frequency, and/or data communications networks Assist customers with resolving problems to include performance and configuration Provide support in the translation of buiness requirements into telecommunications e.g. LAN, CAN Provide in depth engineering analysis of telecommunications alternatives Provide interface support to telecommunications end users, telecommunications operations personnel, and telecommunications strtaegic program management Provide telecommunications enhancement design for medium and large-scale telecommunications infrastructuresWHAT YOU’LL NEED TO SUCCEED: Education: Bachelors degree in Computer Science or a reltated technical field Required Experience: 6+ years of related experience; 12 years in total in place of a bachelors, and ten years in place of an associates Security Clearance Level: TS/SCI with Full Scope Polygraph Location: On Site US Citizenship RequiredGDIT IS YOUR PLACE: 401K with company match Comprehensive health and wellness packages Internal mobility team dedicated to helping you own your career Professional growth opportunities including paid education and certifications Cutting-edge technology you can learn from Rest and recharge with paid vacation and holidaysThe likely salary range for this position is $110,500 - $149,500. This is not, however, a guarantee of compensation or salary. Rather, salary will be set based on experience, geographic location and possibly contractual requirements and could fall outside of this range.Scheduled Weekly Hours:40Travel Required:Less than 10%Telecommuting Options:OnsiteWork Location:USA MD Annapolis JunctionAdditional Work Locations:Total Rewards at GDIT:Our benefits package for all US-based employees includes a variety of medical plan options, some with Health Savings Accounts, dental plan options, a vision plan, and a 401(k) plan offering the ability to contribute both pre and post-tax dollars up to the IRS annual limits and receive a company match. To encourage work/life balance, GDIT offers employees full flex work weeks where possible and a variety of paid time off plans, including vacation, sick and personal time, holidays, paid parental, military, bereavement and jury duty leave. To ensure our employees are able to protect their income, other offerings such as short and long-term disability benefits, life, accidental death and dismemberment, personal accident, critical illness and business travel and accident insurance are provided or available. We regularly review our Total Rewards package to ensure our offerings are competitive and reflect what our employees have told us they value most.We are GDIT. A global technology and professional services company that delivers consulting, technology and mission services to every major agency across the U.S. government, defense and intelligence community. Our 30,000 experts extract the power of technology to create immediate value and deliver solutions at the edge of innovation. We operate across 50 countries worldwide, offering leading capabilities in digital modernization, AI/ML, Cloud, Cyber and application development. Together with our clients, we strive to create a safer, smarter world by harnessing the power of deep expertise and advanced technology.Join our Talent Community to stay up to date on our career opportunities and events atgdit.com/tc.Equal Opportunity Employer / Individuals with Disabilities / Protected Veterans

ManTech seeks a motivated, career and customer-oriented NetworkEngineer, to join our team in Hanover, MD. The team delivers enterprise infrastructure capabilities for a global workforce performing a wide range of missions in defense of our Nation. This effort is the contract vehicle for the Enterprise Infrastructure Services organization overseeing MPO’s Enterprise Information Technology (EIT). EIT is MPO’s backbone- platform for all Enterprise users. Data Center & Compute Services is the EIS enabling organization working with customers, Integrated Product Teams (IPT), and vendors to deliver select EIT.Responsibilities Included but are not limited to:Responsible for supporting customer networks involving cross-domain solutions, including VPNs, one-way data transfers, unclassified mission related infrastructures, and Taclane 175 encryption devices. Specific configurations include routing using MPLS/VPLS, OSPF, EIGRP at the Core and Distribution devices and switching at the Access devices.Responsible for performing planning, deployment and quality assurance functions for system and network upgrade projects.Will develop high, mid and lower-level diagrams and schematics to document the system and network infrastructure for planning, historical and continuity purposes.Responsible for designing, installing, configuring, troubleshooting and maintaining a LAN/WAN equipment required to provide telecommunications services in a complex environment consisting of various Cisco network equipment to include Nexus and Catalyst model as well as Integrated Service Routers.Responsible for designing networks utilizing switching technology to include VLAN, Inter-VLAN routing, trunking, and port aggregation on the WAN/LAN environment.Minimum Qualifications: High school diploma with twenty (20) years of relevant experienceExperience managing the project work as defined by the government.Experience leading medium to large complex projects and major phases of very large projects while providing highly technical and specialized guidance and solutions to complex IT problems.Preferred Qualifications: Associates degree with fifteen (15) years of relevant experience or bachelor’s degree with twelve (12) years of relevant experience.Experience providing support for customer networks involving cross-domain solutions, including VPNs, one-way data transfers, unclassified mission related infrastructures, and Taclane 175 encryption devices. Specific configurations include routing using MPLS/VPLS, OSPF, EIGRP at the Core and Distribution devices and switching at the Access devices.Experience configuring and troubleshooting Cisco catalyst switches (Spanning Tree, Port Security, VTP,Ether channels, VLANs).Experience configuring and troubleshooting Cisco ASR routers (including HSRP, OSPF, BGP, route-map and Cisco ASA firewalls.Experience troubleshooting various DNS, SMTP, IP routing, latency, and connectivity issues; Implement TCP/IP & related services-DHCP/DNS. Install/Upgrade Cisco Switches and Firewalls (ASA) IOS using TFTP. Maintain all LAN/WAN connectivity, Document network problems and resolution for future reference.Experience with Linux network troubleshooting tools and features to solve complex network issues (tcpdump, ssldump, curl, wget, mtr, tcp traceroute, nmap, openssl, tshark ,QoS, MPLS, BGP, VoIP, Security, etc.) Clearance Requirements:Must have a current/active TS/SCI w/ Polygraph. Physical Requirements: Bending, carrying, kneeling, lifting, light work up to 20 lbs., reaching, repetitive motions, sedentary work, walking, working with data, ability to handle stress & work under pressure, ability to use MS Office, ability to use a PC, analytical or critical thinking skills, interpersonal & people skills, leadership skills, listening skills, multi-tasking ability, oral & written communication skills, organizational skills.

Type of Requisition:RegularClearance Level Must Currently Possess:Top Secret SCI + PolygraphClearance Level Must Be Able to Obtain:Top Secret SCI + PolygraphPublic Trust/Other Required:NoneJob Family:Information SecurityJob Qualifications:Skills:Computing, Information Systems, Security Requirements, Security SystemCertifications:NoneExperience:7 + years of related experienceUS Citizenship Required:YesJob Description:ISSE Level ITransform technology into opportunity as an Information Systems Security Engineer with GDIT. A career in enterprise IT means connecting and enhancing the systems that matter most. At GDIT you’ll be at the forefront of innovation and play a meaningful part in improving how agencies operate.At GDIT, people are our differentiator. As an Information Systems Security Engineer you will help ensure today is safe and tomorrow is smarter. We are looking for someone who shall perform, or review, technical security assessments of computing environments to identify points of vulnerability, non-compliance with established information assurance IA standards and regulations, and recommend mitigation strategies. Validates and verifies system security requirements definitions and analysis and establishes system security designs. Designs, develops, implements and/or integrates IA and security systems and system components including those for networking, computing, and various environments.HOW AN INFORMTION SYSTEMS SECURITY ENGINEER WILL MAKE AN IMPACTParticipate as a security engineering representative on engineering teams for the design, development, implementation and/or integration of secure networking, computing, and enclave environmentsParticipate as a security engineering representative on engineering teams for the design, development, implementation and/or integration of IA architectures, systems, or system componentsParticipate as the primary security engineering representative on engineering teams for the design, development, implementation, evaluation, and/or integration of secure networking, computing, and enclave environmentsApply knowledge of IA policy, procedures, and workforce structure to design, develop, and implement secure networking, computing, and enclave environmentsInteract with the customer and other project team membersParticipate as the primary security engineering representative on engineering teams for the design, development, implementation, evaluation, and/or integration of IA architectures, systems, or system componentsSupport the Government in the enforcement of the design and implementation of trusted relationships among external systems and architecturesSupport security planning, assessment, risk analysis, and risk managementWHAT YOU’LL NEED TO SUCCEED:Education: A bachelor’s degree in computer science, Information, Assurance, Information Security System Engineering, or related discipline. Four additional years of ISSE experience may be substituted for a bachelor’s degreeRequired Experience: Seven (7) years’ experience as an ISSE or eleven (11) years’ experience as an ISSE may be substituted for a bachelor’s degreeRequired Technical Skills:Security Clearance Level: TS/SCI with Full Scope PolygraphLocation: Customer SiteUS Citizenship RequiredGDIT IS YOUR PLACE:401K with company matchComprehensive health and wellness packagesInternal mobility team dedicated to helping you own your careerProfessional growth opportunities including paid education and certificationsCutting-edge technology you can learn fromRest and recharge with paid vacation and holidaysThe likely salary range for this position is $113,050 - $152,950. This is not, however, a guarantee of compensation or salary. Rather, salary will be set based on experience, geographic location and possibly contractual requirements and could fall outside of this range.Scheduled Weekly Hours:40Travel Required:Less than 10%Telecommuting Options:OnsiteWork Location:USA MD Annapolis JunctionAdditional Work Locations:Total Rewards at GDIT:Our benefits package for all US-based employees includes a variety of medical plan options, some with Health Savings Accounts, dental plan options, a vision plan, and a 401(k) plan offering the ability to contribute both pre and post-tax dollars up to the IRS annual limits and receive a company match. To encourage work/life balance, GDIT offers employees full flex work weeks where possible and a variety of paid time off plans, including vacation, sick and personal time, holidays, paid parental, military, bereavement and jury duty leave. To ensure our employees are able to protect their income, other offerings such as short and long-term disability benefits, life, accidental death and dismemberment, personal accident, critical illness and business travel and accident insurance are provided or available. We regularly review our Total Rewards package to ensure our offerings are competitive and reflect what our employees have told us they value most.We are GDIT. A global technology and professional services company that delivers consulting, technology and mission services to every major agency across the U.S. government, defense and intelligence community. Our 30,000 experts extract the power of technology to create immediate value and deliver solutions at the edge of innovation. We operate across 50 countries worldwide, offering leading capabilities in digital modernization, AI/ML, Cloud, Cyber and application development. Together with our clients, we strive to create a safer, smarter world by harnessing the power of deep expertise and advanced technology.Join our Talent Community to stay up to date on our career opportunities and events atgdit.com/tc.Equal Opportunity Employer / Individuals with Disabilities / Protected Veterans

ManTech seeks a Software Engineer to join our team in the Hanover, MD area. In this role, you will develop, maintain, and enhance complex and diverse software systems (e.g., processing-intensive analytics, novel algorithm development, manipulation of extremely large data sets, real-time systems, and business management information systems) based upon documented requirements.Responsibilities include, but are not limited to:Responsible for analyzing user requirements to derive software design and performance requirements while designing and coding new software or modifying existing software to add new features. Will integrate existing software into new or modified systems or operating environmentsResponsible for debugging existing software and correcting defects and will make recommendations for improving documentation and software development process standards.Will develop simple data queries for existing or proposed databases or data repositoriesMinimum Qualifications:Bachelor’s Degree in Computer Science or related discipline from an accredited college or university. 4 years of additional related experience may be substituted for a degree.0 years of related experience.Preferred Qualifications:Experience maintaining applications using industry-proven technologies (e.g., Java.NET and JavaScript)Experience maintaining the following:Data flow managementSolutions to monitor production systemsUser Interfaces (UIs) to display resultsAnalytic capabilitiesWays to automate JCSC mission workflowsSecurity Clearance Requirements:Current/Active TS/SCI with Polygraph required.Physical Requirements:Must be able to remain in a stationary position 50%.Constantly operates a computer and other office productivity machinery, such as a calculator, copy machine and computer printer.The person in this position frequently communicates with co-workers, management, and customers, which may involve delivering presentations.