ManTech seeks a motivated and mission-focused Principal Cyber Systems Engineer to join our team in Chantilly, Virginia.This role supports complex cybersecurity initiatives by delivering hands-on engineering expertise across a wide range of security technologies. You will help protect vital systems and drive cyber defense innovation in a collaborative, high-impact environment.Responsibilities include but are not limited to:Providing engineering support and system administration for specialized cybersecurity applications and systemsincluding installation, configuration, maintenance, patching, and backup/restorationServing as a subject matter expert in the creation, editing, and management of signatures, rules, filters, and custom content for cybersecurity systems such as IDS, IPS, firewalls, web application firewalls, proxy servers, and SIEMsApplying Systems Engineering best practices specific to Cyber Operations and evaluating enterprise-level cyber requirements against approved architectures and roadmaps; making informed recommendations for requirement approval or rejectionAdministering cybersecurity test beds, conducting tests and evaluations of new tools, access controls, configurations, and signatures/rulesProviding Tier 2 maintenance support for deployed cybersecurity technologiesCollaborating with cross-functional engineering teams to design and implement secure systems; working knowledge of the Risk Management Framework (RMF) and NIST 800-53 security controls is essentialPerforming the duties of an Information Systems Security Engineer (ISSE) in coordination with the Program’s ISSE TeamMinimum Qualifications:Bachelor’s degree in Information Technology, Information Security, or an additional 4+ years of cybersecurity experience in lieu of a degree7+ years of professional experience in cybersecurityAbility to obtain a DoD 8570 certification at IAM-III (CISSP, CISM, GSLC, CCISO) or IAT-III (GCIH, CISSP, CASP+, CCNP Security, CISA, GCED) within 6 months of hireStrong technical writing and documentation skills; capable of communicating with diverse stakeholders, from technical teams to senior leadershipExperience executing the RMF process from system categorization through continuous monitoringFamiliarity with Systems Security Engineering (SSE) documentation including Cybersecurity Strategies, Information Support Plans, and Program Protection Plans (PPPs)Preferred Qualifications:Experience with ICD 503 and associated Assessment and Accreditation processes and toolsFamiliarity with supplemental security control frameworks such as JSIG and/or ICD 503Security Clearance Requirements:Must have a current/active TS/SCI with PolygraphPhysical Requirements:The person in this position must be able to remain in a stationary position 50% of the time. Occasionally move about inside the office to access file cabinets, office machinery, or to communicate with co-workers, management, and customers, via email, phone, and or virtual communication, which may involve delivering presentations.

Overview: We are seeking a highly skilled and experienced User Interface (UI)/User Experience (UX) Developer to join our Development team. As a UI/UX Developer, you will be responsible for designing intuitive interactions between users and digital products and documenting processes and instructions to meet the customer’s requirements. Travel: Negligible Clearance: An ACTIVE Secret Clearance is required for this position. Applicants selected will be subject to a security investigation and may need to meet eligibility requirements for access to classified information. US Citizenship is required to obtain a clearance. Requirements: United States citizenExperience in Python and JavaScriptExperience with data visualizationExperience in Grafana/Angular/Dash or other related libraries/applicationsExperience with control interface and operational display/interfaceAbility to clearly communicate design ideas to stakeholders and collaborate effectively with development teamsCapacity to identify user needs and design solutions to address complex problems Responsibilities: Design/Develop test harness workflow/user experience (UX)Design/Develop test harness user interface (UI)Document use case and processEnsure user has an intuitive interaction with the system and can interpret what is presented to make decisionsAdvise team on best practices early and oftenDevelop user instructionsWork with customer to understand needs; especially to prioritize elements of the workflow for different use cases Preferred Skills and Experience: Bachelor’s degree in Design, Human-Computer Interaction, or a related field Education: A Bachelor of Science (BS) degree from an accredited college or university in Design, Human-Computer Interaction, or a related field is desired Compensation: Compensation at SimVentions is determined by a number of factors, including, but not limited to, the candidate’s experience, education, training, security clearance, work location, skills, knowledge, and competencies, as well as alignment with our corporate compensation plan and contract specific requirements.The projected annual compensation range for this position is $79,000 - $110,000(USD). This estimate reflects the standard salary range for this position and is just one component of the total compensation package that SimVentions offers. Benefits: At SimVentions, we’re committed to supporting the total well-being of our employees and their families. Our benefit offerings include comprehensive health and welfare plans to serve a variety of needs.We offer:Medical, dental, vision, and prescription drug coverageEmployee Stock Ownership Plan (ESOP)Competitive 401(k) programsRetirement and Financial CounselorsHealth Savings and Health Reimbursement AccountsFlexible Spending AccountsLife insurance, short- & long-term disabilityContinuing Education AssistancePaid Time Off, Paid Holidays, Paid Leave (e.g., Maternity, Paternity, Jury Duty, Bereavement, Military)Third Party Employee Assistance Program that offers emotional and lifestyle well-being services, to include free counselingSupplemental Benefit Program Why Work for SimVentions : SimVentions is about more than just being a place to work with other growth-orientated technically exceptional experts. It’s also a fun place to work. Our family-friendly atmosphere encourages our employee-owners to imagine, create, explore, discover, and do great things together.Support Our WarfightersSimVentions is a proud supporter of the U.S. military, and we take pride in our ability to provide relevant, game-changing solutions to our armed men and women around the world.Drive Customer SuccessWe deliver innovative products and solutions that go beyond the expected. This means you can expect to work with a team that will allow you to grow, have a voice, and make an impact.Get Involved in Giving BackWe believe a well-rounded company starts with well-rounded employees, which is why we offer diverse service opportunities for our team throughout the year.Build Innovative TechnologySimVentions takes pride in its innovative and cutting-edge technology, so you can be sure that whatever project you work on, you will be having a direct impact on our customer’s success.Work with Brilliant PeopleWe don’t just hire the smartest people; we seek experienced, creative individuals who are passionate about their work and thrive in our unique culture.Create Meaningful SolutionsWe are trusted partners with our customers and are provided challenging and meaningful requirements to help them solve.Employees who join SimVentions will enjoy additional perks like:Employee Ownership:Work with the best and help build YOUR company!Family focus:Work for a team that recognizes the importance of family time.Culture:Add to our culture of technical excellence and collaboration.Dress code:Business casual, we like to be comfortable while we work.Resources: Excellent facilities, tools, and training opportunities to grow in your field.Open communication:Work in an environment where your voice matters.Corporate Fellowship: Opportunities to participate in company sports teams and employee-led interest groups for personal and professional development.Employee Appreciation:Multiple corporate events throughout the year, including Holiday Events, Company Picnic, Imagineering Day, and more.Founding Partner of the FredNats Baseball team:Equitable distribution of tickets for every home game to be enjoyed by our employee-owners and their families from our private suite.Food:We have a lot of food around here!FTAC

Overview: GovCIO is looking for a Software Assurance Cybersecurity Specialist (Zero Trust/AI) with a TS/SCI clearance in Washington, DC. This is is a hybrid schedule, 2-3 days onsite weekly. Responsibilities: Function as the Supply Chain Risk Management (SCRM) point of contactDevelop SCRM implementation roadmaps with built-in Zero Trust and Enterprise Audit related actions includedConduct software source code reviews using automated tools and manual processes and provide recommended changes for mitigating any anticipated vulnerabilities to DHS IE system ownersDevelop and implement plans to include continuous monitoring within SCRM that include Zero Trust security solutionsWork to infuse software assurance practices and Zero Trust design principles across all pillars in a Zero Trust model (e.g. Users, Devices, Networks, Applications, Data, etc)Produce and deliver software assurance reports on individual and enterprise software and supply chain actionsIdentify and address security implications during software acceptance activities, including completion criteria, risk acceptance and documentation, common criteria, and methods of independent testingIdentify, track and monitor AI generated code and associated vulnerabilitiesWork with system owners to secure systems within built-in AI codeResearch and develop reports on tools to secure AI based code and systemsApply defense functions (e.g., encryption, access control, identity management) to reduce exploitation opportunities due to potential supply chain vulnerabilitiesDocument technical processes and procedures and provide revisions of support documents as necessaryDevelop, design, and maintain dashboards and analytics with CyberArk and integrate with existing governance, risk, and compliance (GRC) tools (currently Archer) to collect, refine, and prepare data for analytics and visualization Qualifications: Bachelor's with 8+ years (or commensurate experience) of software assurance experienceMinimum of 8 years of experience in software assurance, engineering, implementation, and integrationsHands on knowledge of Zero Trust technologies covering IAM, User devices, software, and EncryptionKnowledge of AI tools such asChatgptExperience working with cloud-based network infrastructures such as AWS or Azure or Google CloudClearance Required: Active TS/SCI clearance Company Overview: GovCIO is a team of transformers--people who are passionate about transforming government IT. Every day, we make a positive impact by delivering innovative IT services and solutions that improve how government agencies operate and serve our citizens.But we can't do it alone. We need great people to help us do great things - for our customers, our culture, and our ability to attract other great people. We are changing the face of government IT and building a workforce that fuels this mission. Are you ready to be a transformer What You Can ExpectInterview & Hiring ProcessIf you are selected to move forward through the process, here’s what you can expect: During the Interview ProcessVirtual video interview conducted via video with the hiring manager and/or teamCamera must be onA valid photo ID must be presented during each interviewDuring the Hiring ProcessEnhanced Biometrics ID verification screeningBackground check, to include:Criminal history (past 7 years)Verification of your highest level of educationVerification of your employment history (past 7 years), based on information provided in your applicationEmployee PerksAt GovCIO, we consistently hear that meaningful work and a collaborative team environment are two of the top reasons our employees enjoy working here. In addition, our employees have access to a range of perks and benefits to support their personal and professional well-being, beyond the standard company offered health benefits, including:Employee Assistance Program (EAP)Corporate DiscountsLearning & Development platform, to include certification preparation contentTraining, Education and Certification Assistance*Referral Bonus ProgramInternal Mobility ProgramPet InsuranceFlexible Work Environment*Available to full-time employeesOur employees’ unique talents and contributions are the driving force behind our success in supporting our customers, which ultimately fuels the success of our company. Join us and be a part of a culture that invests in its people and prioritizes continuous enhancement of the employee experience.We are an Equal Opportunity Employer.All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, gender, gender identity or expression, sexual orientation, national origin, disability, or status as a protected veteran. EOE, including disability/vets.Posted Pay RangeThe posted pay range, if referenced, reflects the range expected for this position at the commencement of employment, however, base pay offered may vary depending on multiple individualized factors, including market location, job-related knowledge, skills, education, experience, and internal equity. The total compensation package for this position may also include other compensation elements, to be discussed during the hiring process. If hired, employee will be in an “at-will position” and the GovCIO reserves the right to modify base salary (as well as any other discretionary payment or compensation program) at any time, including for reasons related to individual performance, GovCIO or individual department/team performance, and market factors. Posted Salary Range: USD $108,310.00 - USD $160,000.00 /Yr.

Which & How many new devices will Amazon sell next year If you're interested in trying to answer that question, the Amazon DSO team is the team for you. We materially impact Amazon’s device businesses by forecasting demand and managing supply of all Amazon Devices using Machine Learning (ML) and big data. We are a growing team that continues to operate in "startup" mode to prove new business ideas, while strengthening our core platforms. We use the latest ML and predictive modeling technologies to build a common modeling framework for DSO science teams to enable them to extract information valuable to our business. We're looking for an engineer with an interest in ML who is a technical leader and ready for a challenge. Do you want to work on genuinely hard problems Do you want to design systems that will handle huge amounts of data and train thousands of models If so, this is the job for you.About the teamDemand Science Optimization (DSO) team builds software systems in the realm of Machine Learning (ML/AI/LLM) and economic modeling to address specific device-related challenges within inventory management functions: demand forecasting, pricing, and allocation. Our goal is to achieve a high level of automation, enabling a hands-off approach to assess tradeoffs such as pricing and promotion strategies, prediction and optimization services, and economic valuation. This approach aims to expedite the operational and financial leverage of Devices and Services, enhance customer satisfaction, and direct our team's expertise towards strategic decisions that have lasting implications. With a diverse product portfolio including popular devices like Alexa, Kindle, Ereader, Ring, Blink, and more, DSO faces intricate challenges. Our software solutions wield considerable influence, as our predictive algorithms guide the allocation of billions of dollars across a multitude of distribution points globally.BASIC QUALIFICATIONS- 3+ years of non-internship professional software development experience- 2+ years of non-internship design or architecture (design patterns, reliability and scaling) of new and existing systems experience- Experience programming with at least one software programming languagePREFERRED QUALIFICATIONS- 3+ years of full software development life cycle, including coding standards, code reviews, source control management, build processes, testing, and operations experience- Bachelor's degree in computer science or equivalentAmazon is an equal opportunity employer and does not discriminate on the basis of protected veteran status, disability, or other legally protected status.Our inclusive culture empowers Amazonians to deliver the best results for our customers. If you have a disability and need a workplace accommodation or adjustment during the application and hiring process, including support for the interview or onboarding process, please visit https://amazon.jobs/content/en/how-we-hire/accommodations for more information. If the country/region you’re applying in isn’t listed, please contact your Recruiting Partner.

We are seeking aCloud Engineerto design, implement, and manage secure cloud solutions for federal IT environments. This role supports Azure infrastructure, automation, and security, leveraging DevOps best practices to optimize performance, security, and compliance. Location: In-Person (5 days/week) in Washington, DC 20036Job Type:Full TimeCitizenship:U.S. Citizenship RequiredClearance Requirement: Willing to obtain a security clearance Key Responsibilities: Architect, design, and deploy secure, scalable Microsoft Azure cloud solutions for federal environmentsImplement automation using Terraform, ARM templates, or Bicep to streamline infrastructure deploymentEnhance CI/CD pipelines and DevOps workflows using Azure DevOps, GitHub Actions, or related toolsOptimize cloud performance, cost, and security by implementing best practices in monitoring, logging, and infrastructure optimizationEnsure compliance with NIST 800-53, FedRAMP, FISMA, and other federal cybersecurity frameworksManage Azure infrastructure, including networking, identity management, virtual machines, and security policiesLead Agile development practices as a Scrum Master, facilitating sprint planning, retrospectives, and Agile ceremoniesCollaborate with cross-functional teams, including security, development, and operations, to enhance cloud environmentsProvide leadership and mentorship to junior engineers, fostering a culture of continuous learning and technical excellence Required Qualifications & Skills: US Citizenship.Willing to obtain a security clearance6+ years of experience in Microsoft Azure cloud engineering and DevOps.Strong experience in Azure infrastructure design, deployment, and automation.Expertise in Infrastructure as Code (IaC) using Terraform, ARM templates, or Bicep.Proven experience with CI/CD pipeline automation and DevOps workflows.Knowledge of federal cloud security standards, including FedRAMP, NIST 800-53, and FISMA.Proficiency in scripting and automation using PowerShell, Python, or Bash.Experience with Azure networking, security, identity management (Azure AD), and monitoring.Strong leadership skills and ability to mentor junior engineers.Must be able to work on-site (5 days/week) in Washington, DC. Preferred: Azure Certifications, such as AZ-104, AZ-400, AZ-305.Experience working in federal IT environments.Familiarity with hybrid cloud architectures and on-premises integrations.Experience in cloud cost optimization and FinOps best practices. Why Join LightFeather You'll be part of a team dedicated to meaningful impact, working on solutions that address mission-critical needs. Experience variety, fulfillment, and the opportunity to work with some of the best in the industry.

About LumenLumen connects the world. We are igniting business growth by connecting people, data and applications – quickly, securely, and effortlessly. Together, we are building a culture and company from the people up – committed to teamwork, trust and transparency. People power progress.We’re looking for top-tier talent and offer the flexibility you need to thrive and deliver lasting impact. Join us as we digitally connect the world and shape the future.The RoleWe are looking for Solution Architect who are passionate about leveraging technology innovation for the betterment of humanity. This exciting customer-facing solution engineering role will work in partnership with our Sales & Customer Success Executives, leading innovative conversations that help shape the growth of our enterprise customers as they embrace the 4th Industrial Evolution. Solution Architect design and architect solutions utilizing our technology services platform. The successful Solution Architect must have a strong desire to leverage their technical and sales skills, including business acumen, to understand business requirements, develop a technical sales strategy, and effectively present solutions that address our customers’ requirements and provide business value.The Solution Architect will be responsible for analyzing customer needs and requirements through strategic discovery, utilizing technical thought leadership, discussing industry best practices, and presenting our product offerings to prospects and customers based on each customer's specific business requirements. Recommending and proposing solutions to our customers with a goal to become a trusted advisor by highlighting how our products solutions enabling digital business strategies.TS/SCI with CI poly required.The Main ResponsibilitiesCrafts highly complex and custom designs to provide an integrated solution that differentiates Lumen’s services and meets customers’ requirements.Developing and presenting technical solutions that meet customer needs, including network design and equipment layout.Assisting the sales team in securing deals by providing technical information, product demonstrations, and presentations.Leads and attends customer meetings in person and via collaboration tools.Acts as customer advocate, participating in pre-sales efforts including technical sales presentations, architecture design discussions, proof-of-concept engagements, RFP/RFI responses, solution demonstrations, and technical workshops.Ability to incorporate Lumen products ranging from network services, edge computing, hybrid cloud, connected security and professional services into customer solution conversations.Convert designs into quoted solutions while ensuring accuracy for firm fixed pricing.Keeping abreast of the latest technological trends in telecommunications.Internal feedback loop to product management, sales and customer success leadership teams regarding the business value, product features/functionality, and service implementation/management.Support local sales teams in pursuit of key business opportunities, engage customers to address aspects of the data lifecycle. Collaborate with Client Success Executive/Manager, Solution Sales Overlay teams, and Product Management.What We Look For in a CandidateTS/SCI with CI poly required. Must meet eligibility requirements for access to classified information (applicants selected will be subject to a government security investigation).Ten years of experience with technology focused in design, engineering, pre-sales consulting or similar background.Possess knowledge of Enterprise Architecture and Design with ability to act autonomously across multiple technology areas.Proficiency of technical solution knowledge across connected security, global network infrastructure, edge cloud capabilities, connected security, communication and collaboration services.Technical pre-sales and/or consulting experience with a progressive track record of increasing levels of solution complexity and responsibility.Able to develop relationships and communicate with senior level federal technical staff and line of business leaders.Strong understanding of WAN/LAN connectivity.Strong understanding in Security solutions.Strong understanding in Cloud & Architecture design. Azure, AWS, GCPStrong understanding in Network Functions Virtualization.Strong Telecommunications Layers 1/2/3/4/5/6/7Communication: Ability to independently orchestrate & lead discussions encompassing telecommunications technologies, including network design, architecture and support with clients across many levels including C-level, VPs and Directors within IT.Sales Ability: Leads discussions with internal stakeholders to construct Total Cost of Ownership & evaluate Return on Investments for large enterprise customers when identifying & crafting customer solutions. Approach: Highly proactive, consultative, creative and positive with a can-do attitude.Problem Solving: Expert problem-solving skills and ability to methodically understand and resolve complex issues across multiple products to integrate into a seamless customer solution. Presentation Skills: Excellent presentation skills as well as the ability to build and present high-quality solutions to both technical and executive audiences that articulate the business value of the technical solution.Some Travel required.Industry certifications are a plus. Education: B.S. in related field or equivalent work experience in the private sector or military.CompensationThis information reflects the anticipated base salary range for this position based on current national data. Minimums and maximums may vary based on location. Individual pay is based on skills, experience and other relevant factors.Location Based Pay Ranges:$121,559 - $162,068 in these states: COLumen offers a comprehensive package featuring a broad range of Health, Life, Voluntary Lifestyle benefits and other perks that enhance your physical, mental, emotional and financial wellbeing. We're able to answer any additional questions you may have about our bonus structure (short-term incentives, long-term incentives and/or sales compensation) as you move through the selection process.Learn more about Lumen's:BenefitsBonus StructureWhat to Expect Next#LI-DM1Requisition #: 338359Background ScreeningIf you are selected for a position, there will be a background screen, which may include checks for criminal records and/or motor vehicle reports and/or drug screening, depending on the position requirements. For more information on these checks, please refer to the Post Offer section of our FAQ page. Job-related concerns identified during the background screening may disqualify you from the new position or your current role. Background results will be evaluated on a case-by-case basis.Pursuant to the San Francisco Fair Chance Ordinance, we will consider for employment qualified applicants with arrest and conviction records.Equal Employment OpportunitiesWe are committed to providing equal employment opportunities to all persons regardless of race, color, ancestry, citizenship, national origin, religion, veteran status, disability, genetic characteristic or information, age, gender, sexual orientation, gender identity, gender expression, marital status, family status, pregnancy, or other legally protected status (collectively, “protected statuses”). We do not tolerate unlawful discrimination in any employment decisions, including recruiting, hiring, compensation, promotion, benefits, discipline, termination, job assignments or training.DisclaimerThe job responsibilities described above indicate the general nature and level of work performed by employees within this classification. It is not intended to include a comprehensive inventory of all duties and responsibilities for this job. Job duties and responsibilities are subject to change based on evolving business needs and conditions.In any materials you submit, you may redact or remove age-identifying information such as age, date of birth, or dates of school attendance or graduation. You will not be penalized for redacting or removing this information.Please be advised that Lumen does not require any form of payment from job applicants during the recruitment process. All legitimate job openings will be posted on our official website or communicated through official company email addresses. If you encounter any job offers that request payment in exchange for employment at Lumen, they are not for employment with us, but may relate to another company with a similar name.Application Deadline07/08/2025

ManTech seeks a motivated, career and customer-orientedInformation Technology Group Lead to join our team in theChantilly, VA.As the IT Group Lead you will be providing technical expertise and management for a large distributed IT infrastructure. This role provides senior-level oversight of the organization's distinct IT infrastructure, strategy, and operations. This position ensures the technology aligns with business goals by managing teams, budgets, and projects, while staying updated on emerging technologies to drive innovation and maintain security across systems and data.Responsibilities include but are not limited to:Develop and execute a comprehensive IT strategy aligned with organizational objectives, including technology roadmaps, budget allocation, and future technology adoption.Lead and mentor IT teams across various disciplines like systems administration, network engineering, security, and helpdesk by assigning tasks, and evaluating performance.Oversee the organization's IT infrastructure, including servers, networks, data centers, and cloud services, ensuring optimal performance, reliability, and security.Initiate, plan, and execute IT projects, including new system implementations, upgrades, and system migrations, while adhering to timelines and budgets.Develop and manage the IT budget, optimize resource allocation, and identify cost-saving opportunities.Effectively communicate IT initiatives and updates to stakeholders at all levels, including executives, users, and technical teams.Stay abreast of emerging technologies and assessing their potential impact on the organization, driving innovation and continuous improvement.Domestic Travel up to 25%Minimum Qualifications:Bachelor’s degree in Information Technology or related field with 7 or more years of experience in the Information Technology fieldDemonstrated leadership and management of people and teamsExperience in developing and mentoring personnel; identifying opportunities for personnel training and skills advancementKnowledge and experience providing technical management to IT Teams procuring, installing, configuring, testing, and maintaining distributed IT SystemsExperience with interfacing and briefing military, civilian, and contractor personnel at all levelsExperience preparing and presenting senior level briefings, reports, and IT project schedulesPossesses and can articulate up-to-date knowledge of latest IT developments and trendsPreferred Qualifications:Previous NRO and NRO/COMM experience is highly desired.ITIL Foundations or higher certification is highly desiredProject Management Professional (PMP) certificationOne or more of the following certifications is desired: MCSE - Microsoft Certified System Engineer, MCSA - Microsoft Certified Solutions Associate, MCITP - Microsoft Certified Information Technology Professional, VMware VCP - VMware Certified Professional, CCNA - Cisco Certified Network Administrator, Security +Experience using a Service Desk ticketing system, such as Remedy or ServiceNowExperience maintaining ICD503 accredited systemsClearance Requirements:Must have a current / 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, which may involve delivering presentations

Overview: SimVentions is a 100% employee-owned business and has consistently been voted one of Virginia's Best Places to Work. We are looking for a mid-level Software Engineer to join our team! This individual will provide software engineering in an Agile development environment as part of a team creating prototype robotic systems to support live training exercise Travel: 10-15% Clearance: An ACTIVE Secret Clearance is required for this position. Applicants selected will be subject to a security investigation and may need to meet eligibility requirements for access to classified information. US Citizenship is required to obtain a clearance. Requirements: United States CitizenshipAt least four (4) years of Python software development experienceIn-depth understanding of Androidsoftware and application developmentAbility to clearly and accurately document software source code, specifications, and manualsModeling and/or simulations, interface coding, TCP/IP, and serial communicationsExcellent oral and written communication skillsAbility to collaborate constructively and present overall results with other government and contractor personnelAbility to thrive in a flexible and dynamic work environment Responsibilities: Writing, troubleshooting, and supporting Python software, usually written for ROS2 (Robot Operating System)Design and build advanced applications for the Android platformServe as an Agile Scrum team member providing software development and maintenance for the delivery of releasable softwareGain understanding and knowledge of various robotic systemsActively support all aspects of the system development lifecycle (analysis, requirements definition, design, coding, development and unit testing, maintenance and preparing associated documentation) with an emphasis on software development Preferred Skills and Experience: Experience with writing, testing, maintaining, and supporting live mobile applications for the Android Tactical Assault Kit (ATAK) systemsExperience with ROS2C++ development experience for performance critical codeExperience with developing software for UbuntuWillingness to travel to support test events in the fieldComfortable working on a team and interfacing with outside entitiesWillingness to adapt quickly to new requirementsAgile/SCRUM experienceKnowledge of Git and GitLabExperience with Hardware-in-the-loop (HWIL) and/or Software-in-the-loop (SWIL) testing Education: A Bachelor of Science (BS) degree from an accredited college or university in an engineering, scientific, or technical discipline is required. Compensation: Compensation at SimVentions is determined by a number of factors, including, but not limited to, the candidate’s experience, education, training, security clearance, work location, skills, knowledge, and competencies, as well as alignment with our corporate compensation plan and contract specific requirements.The projected annual compensation range for this position is $80,000 - $110,000(USD). This estimate reflects the standard salary range for this position and is just one component of the total compensation package that SimVentions offers. Benefits: At SimVentions, we’re committed to supporting the total well-being of our employees and their families. Our benefit offerings include comprehensive health and welfare plans to serve a variety of needs.We offer:Medical, dental, vision, and prescription drug coverageEmployee Stock Ownership Plan (ESOP)Competitive 401(k) programsRetirement and Financial CounselorsHealth Savings and Health Reimbursement AccountsFlexible Spending AccountsLife insurance, short- & long-term disabilityContinuing Education AssistancePaid Time Off, Paid Holidays, Paid Leave (e.g., Maternity, Paternity, Jury Duty, Bereavement, Military)Third Party Employee Assistance Program that offers emotional and lifestyle well-being services, to include free counselingSupplemental Benefit Program Why Work for SimVentions : SimVentions is about more than just being a place to work with other growth-orientated technically exceptional experts. It’s also a fun place to work. Our family-friendly atmosphere encourages our employee-owners to imagine, create, explore, discover, and do great things together.Support Our WarfightersSimVentions is a proud supporter of the U.S. military, and we take pride in our ability to provide relevant, game-changing solutions to our armed men and women around the world.Drive Customer SuccessWe deliver innovative products and solutions that go beyond the expected. This means you can expect to work with a team that will allow you to grow, have a voice, and make an impact.Get Involved in Giving BackWe believe a well-rounded company starts with well-rounded employees, which is why we offer diverse service opportunities for our team throughout the year.Build Innovative TechnologySimVentions takes pride in its innovative and cutting-edge technology, so you can be sure that whatever project you work on, you will be having a direct impact on our customer’s success.Work with Brilliant PeopleWe don’t just hire the smartest people; we seek experienced, creative individuals who are passionate about their work and thrive in our unique culture.Create Meaningful SolutionsWe are trusted partners with our customers and are provided challenging and meaningful requirements to help them solve.Employees who join SimVentions will enjoy additional perks like:Employee Ownership:Work with the best and help build YOUR company!Family focus:Work for a team that recognizes the importance of family time.Culture:Add to our culture of technical excellence and collaboration.Dress code:Business casual, we like to be comfortable while we work.Resources: Excellent facilities, tools, and training opportunities to grow in your field.Open communication:Work in an environment where your voice matters.Corporate Fellowship: Opportunities to participate in company sports teams and employee-led interest groups for personal and professional development.Employee Appreciation:Multiple corporate events throughout the year, including Holiday Events, Company Picnic, Imagineering Day, and more.Founding Partner of the FredNats Baseball team:Equitable distribution of tickets for every home game to be enjoyed by our employee-owners and their families from our private suite.Food:We have a lot of food around here!FTAC

About LumenLumen connects the world. We are igniting business growth by connecting people, data and applications – quickly, securely, and effortlessly. Together, we are building a culture and company from the people up – committed to teamwork, trust and transparency. People power progress.We’re looking for top-tier talent and offer the flexibility you need to thrive and deliver lasting impact. Join us as we digitally connect the world and shape the future.The RoleThe Lead Software Developer will directly impact the business by swiftly designing and implementing software solutions. The candidate's work will have a great impact on the business by swiftly designing and implementing software. They should enjoy creating frameworks that simplify user access to complex environments.The Main ResponsibilitiesThe candidate would have to be:Proficient in Ansible, Elastic Stack, Zabbix, and PythonExperienced with Gitlab CI/CD and GitSkilled in VMWare, Kubernetes, Nessus, and Linux AdministrationStrong background in LDAP / ADPractical experience with firewalls, switches, and other network and security elementsWhat We Look For in a CandidateExperience with DevOps or infrastructure as code.Familiarity with languages like Python, Golang, Java, Scala, Ruby, PHP, or Perl.Proficiency with configuration management tools such as Ansible, Chef, etc.Background in system, network, or security admin/engineering on Unix.Comfortable using web frameworks like Nginx, Django, or Rails.What We Look For in a Candidate6+ years of experience and a Bachelor's Degree.TS/SCI poly required.CompensationThis information reflects the anticipated base salary range for this position based on current national data. Minimums and maximums may vary based on location. Individual pay is based on skills, experience and other relevant factors.Location Based Pay Ranges$114,082 - $152,109 in these states: VALumen offers a comprehensive package featuring a broad range of Health, Life, Voluntary Lifestyle benefits and other perks that enhance your physical, mental, emotional and financial wellbeing. We're able to answer any additional questions you may have about our bonus structure (short-term incentives, long-term incentives and/or sales compensation) as you move through the selection process.Learn more about Lumen's:BenefitsBonus StructureWhat to Expect Next#LI-EL1Requisition #: 338407Background ScreeningIf you are selected for a position, there will be a background screen, which may include checks for criminal records and/or motor vehicle reports and/or drug screening, depending on the position requirements. For more information on these checks, please refer to the Post Offer section of our FAQ page. Job-related concerns identified during the background screening may disqualify you from the new position or your current role. Background results will be evaluated on a case-by-case basis.Pursuant to the San Francisco Fair Chance Ordinance, we will consider for employment qualified applicants with arrest and conviction records.Equal Employment OpportunitiesWe are committed to providing equal employment opportunities to all persons regardless of race, color, ancestry, citizenship, national origin, religion, veteran status, disability, genetic characteristic or information, age, gender, sexual orientation, gender identity, gender expression, marital status, family status, pregnancy, or other legally protected status (collectively, “protected statuses”). We do not tolerate unlawful discrimination in any employment decisions, including recruiting, hiring, compensation, promotion, benefits, discipline, termination, job assignments or training.DisclaimerThe job responsibilities described above indicate the general nature and level of work performed by employees within this classification. It is not intended to include a comprehensive inventory of all duties and responsibilities for this job. Job duties and responsibilities are subject to change based on evolving business needs and conditions.In any materials you submit, you may redact or remove age-identifying information such as age, date of birth, or dates of school attendance or graduation. You will not be penalized for redacting or removing this information.Please be advised that Lumen does not require any form of payment from job applicants during the recruitment process. All legitimate job openings will be posted on our official website or communicated through official company email addresses. If you encounter any job offers that request payment in exchange for employment at Lumen, they are not for employment with us, but may relate to another company with a similar name.Application Deadline07/09/2025

ManTech seeks a motivated, career and customer-oriented Senior Cyber Security Engineer to join our team in Chantilly, VA. Responsibilities include but are not limited to:Maintain operations of identity and access management services including directory, access, identity, and privileged access management servicesMaintain infrastructure in cloud or virtualized environmentsPerform Linux based system upgrades and patchesEngineer and deployment of a privileged access management (PAM) solutionEngineer and deployment of a Multi Factor Authentication (MFA) solutionManage Continuous Monitoring (CONMON) activitiesMaintain Authority to Operate (ATO)Provide status reports in an Agile environmentPeriodically providing after-hour supportMinimum Qualifications:Bachelor’s degree in an information Technology field and 4+ years of relevant experience or 10+ years of experience lieu of degreeExperience working in LINUX environmentsKnowledge of LDAP directory and managing databasesAbility to create scripts to assist with automation effortsMust have or be willing to obtain IAT Level II certifications within 6 months of hirePreferred Qualifications:Experience with Ansible, and writing automation playbooksExperience with PKI principalsExperience working in an Agile environmentExperience working in a Dev/Ops environmentKnowledge of Identity and Access Management principalsClearance 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. Occasionally move about inside the office to access file cabinets, office machinery, or to communicate with co-workers, management, and customers, via email, phone, and or virtual communication, which may involve delivering presentations.

Overview: SimVentions is looking for a mid to senior level embedded software developer to help develop government systems onsite at NSWCDD. Travel: Travel on occasion within Continental US. Clearance: An ACTIVE Secret Clearance is required for this position. Applicants selected will be subject to a security investigation and may need to meet eligibility requirements for access to classified information. US Citizenship is required to obtain a clearance. Requirements: 5 Years experience with embedded softwaredevelopment related to microcontrollers or similar devicesProficiency in CExperience in C#Experience with gitExperience with software debugging and associated toolsExperience with hardware debugging at the logical level and associated toolsExperience with Code Composer Studio and/or MPLAB X and/or Visual StudioBasic knowledge of satellite constellationsBasic testing, troubleshooting, & soldering skillsKnowledge of embedded software development for hardware is requiredKnowledge of hardware architectures, microcontrollers and communication protocolsKnowledge of writing test cases, unit testing and validation of hardware software integrationKnowledge in diagnosing and resolving network-related issues, including network configuration, connectivity, and data transmission problemsAbility to work in a fast paced, rapidly changing range/field environment with a focus on fielding a productAbility to work with others to meet established goals and program schedulesAbility to communicate effectively, both verbally and in writing Responsibilities: The Firmware Developer will write firmware to run on specified microcontrollers to achieve desired functionality. This functionality can range from making a device more robust to adding user desired functionality to adding support for a new set of hardware (GNSS engine, satellite transceiver, etc.). Updating or writing tools to be able to configure newly updated devices is also expected. Coding embedded microcontrollers Develop embedded software for new and existing systemsWrite firmware to run on specified microcontrollers to achieve desired functionality This functionality can range from making a device more robust to adding user desired functionality to adding support for a new set of hardware (GNSS engine, satellite transceiver, etc.)Updating or writing tools to be able to configure newly updated devices Support testing and assessment of embedded systems locally and at external locationsUtilize software development best practices within government development processesIdentify and incorporate the latest hardware, technology, and techniques in this rapidly evolving environmentRoutinely collaborate with the government team through regularly scheduled meetings on-site Preferred Skills and Experience: Excellent communication skills Education: Degree in Computer Science, or related Engineering field. Compensation: Compensation at SimVentions is determined by a number of factors, including, but not limited to, the candidate’s experience, education, training, security clearance, work location, skills, knowledge, and competencies, as well as alignment with our corporate compensation plan and contract specific requirements.The projected annual compensation range for this position is $92,000 - $135,000(USD). This estimate reflects the standard salary range for this position and is just one component of the total compensation package that SimVentions offers. Benefits: At SimVentions, we’re committed to supporting the total well-being of our employees and their families. Our benefit offerings include comprehensive health and welfare plans to serve a variety of needs.We offer:Medical, dental, vision, and prescription drug coverageEmployee Stock Ownership Plan (ESOP)Competitive 401(k) programsRetirement and Financial CounselorsHealth Savings and Health Reimbursement AccountsFlexible Spending AccountsLife insurance, short- & long-term disabilityContinuing Education AssistancePaid Time Off, Paid Holidays, Paid Leave (e.g., Maternity, Paternity, Jury Duty, Bereavement, Military)Third Party Employee Assistance Program that offers emotional and lifestyle well-being services, to include free counselingSupplemental Benefit Program Why Work for SimVentions : SimVentions is about more than just being a place to work with other growth-orientated technically exceptional experts. It’s also a fun place to work. Our family-friendly atmosphere encourages our employee-owners to imagine, create, explore, discover, and do great things together.Support Our WarfightersSimVentions is a proud supporter of the U.S. military, and we take pride in our ability to provide relevant, game-changing solutions to our armed men and women around the world.Drive Customer SuccessWe deliver innovative products and solutions that go beyond the expected. This means you can expect to work with a team that will allow you to grow, have a voice, and make an impact.Get Involved in Giving BackWe believe a well-rounded company starts with well-rounded employees, which is why we offer diverse service opportunities for our team throughout the year.Build Innovative TechnologySimVentions takes pride in its innovative and cutting-edge technology, so you can be sure that whatever project you work on, you will be having a direct impact on our customer’s success.Work with Brilliant PeopleWe don’t just hire the smartest people; we seek experienced, creative individuals who are passionate about their work and thrive in our unique culture.Create Meaningful SolutionsWe are trusted partners with our customers and are provided challenging and meaningful requirements to help them solve.Employees who join SimVentions will enjoy additional perks like:Employee Ownership:Work with the best and help build YOUR company!Family focus:Work for a team that recognizes the importance of family time.Culture:Add to our culture of technical excellence and collaboration.Dress code:Business casual, we like to be comfortable while we work.Resources: Excellent facilities, tools, and training opportunities to grow in your field.Open communication:Work in an environment where your voice matters.Corporate Fellowship: Opportunities to participate in company sports teams and employee-led interest groups for personal and professional development.Employee Appreciation:Multiple corporate events throughout the year, including Holiday Events, Company Picnic, Imagineering Day, and more.Founding Partner of the FredNats Baseball team:Equitable distribution of tickets for every home game to be enjoyed by our employee-owners and their families from our private suite.Food:We have a lot of food around here!FTAC

ManTech seeks a motivated, career and customer-oriented Principal Cyber Network Engineer to join our team in Chantilly, Virginia. As a Principal Cyber Network Engineer, you will be responsible for expanding network modeling of various vendor network devices, such as routers, switches, load balancers and firewalls as well as virtual network devices and cloud environments. Research various network devices’ features affecting “access” and create a proposal for modeling such features in RedSeal. As such, you will introduce new data streams from network devices into RedSeal’s analytics engine.Responsibilities include but are not limited to:Work closely with customers on onboarding, updates and troubleshooting issues with cybersecurity toolsProvides insight into efficiencies that can be gained from the current workflow based on an understanding of the customers’ requirementsWork with Engineers on troubleshooting and building proof-of-concept network topologiesAnalyze customer feedback to assist in process improvementPerforms engineering support and system administration of specialized cybersecurity applications and systems to include installation, configuration, maintenance, patching, and back-up/restoreProvides Tier 3 maintenance and engineering support for deployed cybersecurity technologiesIdentifies potential conflicts with implementation of any cybersecurity tools within the enterprise and develops recommendations to remediate these conflictsProvides ideas for automating repetitive project tasks and metrics collection through the use of scripts and assists with testing/implementation to productionMinimum Qualifications:Bachelor’s degree or 4+ years of experience in lieu of degree7+ years of related network experience (firewalls, routers, switches and load balancers)Knowledge of Windows and Linux systems, general operating system security practices, TCP/IP networking, and network security concepts is requiredKnowledge of and the use of AWS cloud technologiesMust have or be willing to obtain IAT Level II or higher certification within 6 months of hirePreferred Qualifications:Experience with programming languages such as Python, Go, Java, Java Script, Node.jsKnowledge of federal Cyber Security Guidance such as NIST SP 800-37 – Guide for Applying the Risk Management Framework (RMF) to Federal Information Systems and NIST 800-137 – Information Security Continuous Monitoring (ISCM) for Federal Information Systems and OrganizationsClearance 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. Occasionally move about inside the office to access file cabinets, office machinery, or to communicate with co-workers, management, and customers, via email, phone, and or virtual communication, which may involve delivering presentations.

Overview: SimVentions is a 100% employee-owned business and has consistently been voted one of Virginia's Best Places to Work. We are seeking an experienced Software Developer to provide engineering support in an Agile development environment for the Tomahawk program. As part of a Scrum team, you will be performing software design, implementation, and test, documentation, and defect analysis. This is a journeyman-to-senior level position requiring a minimum of 5 years of professional experience. Must be willing to work on-site at Dahlgren Naval Base 4+ days/week.** Future Funded Travel: Very rare. Less than 10%. Clearance: A DOD Secret Clearance is required for this position. Applicants selected will be subject to a security investigation and may need to meet eligibility requirements for access to classified information. US Citizenship is required to obtain a clearance. Requirements: Minimum 5 years’ experience in a software development roleExperience with object-oriented design and methodologiesExcellent oral and written communication skillsAbility to thrive in a flexible, team-oriented work environmentWillingness to work on-site at Dahlgren Naval Base 5 days/week Responsibilities: Design, implement, and test source code for the Tactical Tomahawk Weapon Control System.Debug reported issues and provide causal analysis.Actively support all aspects of the system development lifecycle (analysis, requirements definition, design, coding, development and unit testing, maintenance and preparing associated documentation) with an emphasis on software development. Preferred Skills and Experience: Experience using C++ and/or Java in a professional settingWorking knowledge of the Linux operating environment Education: A Bachelor of Science (BS) degree from an accredited college or university in an engineering, scientific, or technical discipline is required. Computer Science or Computer Engineering degrees strongly preferred. Compensation: Compensation at SimVentions is determined by a number of factors, including, but not limited to, the candidate’s experience, education, training, security clearance, work location, skills, knowledge, and competencies, as well as alignment with our corporate compensation plan and contract specific requirements.The projected annual compensation range for this position is $92,000 - $167,000 (USD). This estimate reflects the standard salary range for this position and is just one component of the total compensation package that SimVentions offers. Benefits: At SimVentions, we’re committed to supporting the total well-being of our employees and their families. Our benefit offerings include comprehensive health and welfare plans to serve a variety of needs.We offer:Medical, dental, vision, and prescription drug coverageEmployee Stock Ownership Plan (ESOP)Competitive 401(k) programsRetirement and Financial CounselorsHealth Savings and Health Reimbursement AccountsFlexible Spending AccountsLife insurance, short- & long-term disabilityContinuing Education AssistancePaid Time Off, Paid Holidays, Paid Leave (e.g., Maternity, Paternity, Jury Duty, Bereavement, Military)Third Party Employee Assistance Program that offers emotional and lifestyle well-being services, to include free counselingSupplemental Benefit Program Why Work for SimVentions : SimVentions is about more than just being a place to work with other growth-orientated technically exceptional experts. It’s also a fun place to work. Our family-friendly atmosphere encourages our employee-owners to imagine, create, explore, discover, and do great things together.Support Our WarfightersSimVentions is a proud supporter of the U.S. military, and we take pride in our ability to provide relevant, game-changing solutions to our armed men and women around the world.Drive Customer SuccessWe deliver innovative products and solutions that go beyond the expected. This means you can expect to work with a team that will allow you to grow, have a voice, and make an impact.Get Involved in Giving BackWe believe a well-rounded company starts with well-rounded employees, which is why we offer diverse service opportunities for our team throughout the year.Build Innovative TechnologySimVentions takes pride in its innovative and cutting-edge technology, so you can be sure that whatever project you work on, you will be having a direct impact on our customer’s success.Work with Brilliant PeopleWe don’t just hire the smartest people; we seek experienced, creative individuals who are passionate about their work and thrive in our unique culture.Create Meaningful SolutionsWe are trusted partners with our customers and are provided challenging and meaningful requirements to help them solve.Employees who join SimVentions will enjoy additional perks like:Employee Ownership:Work with the best and help build YOUR company!Family focus:Work for a team that recognizes the importance of family time.Culture:Add to our culture of technical excellence and collaboration.Dress code:Business casual, we like to be comfortable while we work.Resources: Excellent facilities, tools, and training opportunities to grow in your field.Open communication:Work in an environment where your voice matters.Corporate Fellowship: Opportunities to participate in company sports teams and employee-led interest groups for personal and professional development.Employee Appreciation:Multiple corporate events throughout the year, including Holiday Events, Company Picnic, Imagineering Day, and more.Founding Partner of the FredNats Baseball team:Equitable distribution of tickets for every home game to be enjoyed by our employee-owners and their families from our private suite.Food:We have a lot of food around here!FTAC

ManTech seeks a motivated, career and customer-oriented Senior Principal Cyber Security Engineer to join our team in the Chantilly, VA.Responsibilities include but are not limited to:Troubleshoot new and current data collection issuesTroubleshoot system issues that make the system unstable or unusable.Deploy and manage all supported and unsupported Splunk Add-ons that are required for specific data sourcesProvide documentation such as body of evidence documents (as needed), engineering documents, change management documents, system security plans, and accreditation documentsDeliver a comprehensive Splunk deployment document to detail the specifications, deployment methods, and other architectural considerations to the production environment.Maintain a strict role-based access control solution around the data collected, to provide a need-to-know abilityForward Configurations and Deployments: Design and deploy forwarders rapidly with centralized configuration management (Splunk Deployment Server).Minimum QualificationsBachelor’s degree or 4+ additional years of cyber experience in lieu of degree10+ years of experience in a cyber roleExperience with Security Information and Event Management (SIEM) platforms, and/or SplunkKnowledge of Linux systems administration, general operating system security practices, TCP/IP networking, and network security conceptsKnowledge of Certification & Accreditation processesKnowledge of DoD policy and technical security guidance to information systemsDoD Directive 8570.1 IAT Level II or higher certification or ability to obtain within 6 months.Splunk Certification is requiredPreferred Qualifications:Experience with Linux, Red Hat and CentOSExperience with AWS or other cloud environmentsKnowledge of ICS 500-27 for Audit collection requirementsKnowledge of Enterprise Security Services, Host Base Security Service, Enterprise Vulnerability Scanning Service, and UAMAbility to modify feed creation to ingest customer logs in a standard format to meet policy requirements.Security Clearance 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. Occasionally move about inside the office to access file cabinets, office machinery, or to communicate with co-workers, management, and customers, via email, phone, and or virtual communication, which may involve delivering presentations.

ManTech seeks a motivated, career and customer-oriented Principal Cyber Support Developer to join our team in the Chantilly, VA.Responsibilities include but are not limited to:Integrate, tailor, engineer, design, and maintain cybersecurity relevant features & capabilities using well-known windows and cloud vendor capabilities/services/platforms (e.g. Amazon Web Services, MS Azure, Oracle Cloud) or 3rd party vendor cloud products to align & support NIST cybersecurity framework (Identify, Protect, Detect, Respond, Recover) customer mission goals.Apply system security engineering expertise in one or more of the following: system security design process; engineering life cycle; information domain; cross domain solutions; commercial off-the-shelf and government off-the-shelf cryptography; identification, authentication, and authorization; system integration; risk management; intrusion detection; contingency planning; incident handling; configuration control; change management; auditing; certification and accreditation process; principles of IA (confidentiality, integrity, non-repudiation, availability, and access control); and security testing.Overall desire to automate sundry of cybersecurity-related workflows, develop solution patterns with cloud-managed resources & features, implement automated solution(s) where feasible related to Security-Orchestration-Automation-and-Response (SOAR), and deploy & maintain solutions enabling cyber operations monitoring teams.Provide inputs, participate, and assist with architecture design and documentation by using a blend of Agile, ITIL, and/or general waterfall-based delivery framework approaches depending on specific project activity or enterprise security service.Interact with stakeholder, customer, and data consuming team(s) to turn cyber data into action with intelligent analytics and clear insights, define input requirements to support data models, and final outputs for quick analysis and summary reporting for actions.Lead or brief in-depth technical meetings providing subject matter expertise when needed and demonstrate ability to pivot between work assignments in a small (2-3 person), high­ performance team based on fast-paced customer prioritization needs.Use Linux OS [graphical user interface (GUI) and command line interface (CLI)], preferably experience with Red Hat v8.0. Experience with Windows Server 2016, Windows Server 2019, Active Directory, Server Roles, Access Rights and Security Groups. TCP/IP networking, 802.1x and network security concepts is required.Minimum Qualifications:Bachelor's degree or 4+ years of additional software development in lieu of degree7+ years of software development experienceExperience with Git, Gitlab, developing with continuous integration-continuous delivery (Cl/CD) pipelineExperience with software programming integrating data protection/encrypt-decrypt capabilities to support data confidentiality and integrity requirements.Experience with installation and administration of COTS applications on RHEL and/or Microsoft Windows Server v2019 & v2022Experience with scripting in Linux, Bash, PowerShell, Python, or comparable languageIAT Level II (GSEC, Security+, SSCP, or CCNA-Security) certificationPreferred Qualifications:Experience with developing and implementing solutions associated with Microsoft Windows Server and RedHat Enterprise Linux.Experience with cloud technologies (AWS, Azure) and virtualization (VMware, Hyper-V)Strong understanding of networking concepts, including DNS, DHCP, and VPN technologiesExperience with Data Integration, Data Engineering and Data Lake implementations using ETL, Big Data and Cloud Technology.Knowledge of Security Information and Event Management (SIEM) software and Container Services like Docker and KubernetesClearance 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. Occasionally move about inside the office to access file cabinets, office machinery, or to communicate with co-workers, management, and customers, via email, phone, and or virtual communication, which may involve delivering presentations.

ManTech seeks a motivated, career and customer-oriented Senior Cyber Network Engineer to join our team in Chantilly, Virginia. As a Sr. Cyber Network Engineer, you will be responsible for expanding network modeling of various vendor network devices, such as routers, switches, load balancers and firewalls as well as virtual network devices and cloud environments. Research various network devices’ features affecting “access” and create a proposal for modeling such features in RedSeal. As such, you will introduce new data streams from network devices into RedSeal’s analytics engine.Responsibilities include but are not limited to:Work closely with customers on onboarding, updates and troubleshooting issues with cybersecurity toolsProvides insight into efficiencies that can be gained from the current workflow based on an understanding of the customers’ requirementsWork with Engineers on troubleshooting and building proof-of-concept network topologiesAnalyze customer feedback to assist in process improvementPerforms engineering support and system administration of specialized cybersecurity applications and systems to include installation, configuration, maintenance, patching, and back-up/restoreProvides Tier 3 maintenance and engineering support for deployed cybersecurity technologiesIdentifies potential conflicts with implementation of any cybersecurity tools within the enterprise and develops recommendations to remediate these conflictsProvides ideas for automating repetitive project tasks and metrics collection through the use of scripts and assists with testing/implementation to productionMinimum Qualifications:Bachelor’s degree or 4+ years of experience in lieu of degree5+ years of related network experience (firewalls, routers, switches and load balancers)Knowledge of Windows and Linux systems, general operating system security practices, TCP/IP networking, and network security concepts is requiredKnowledge of and the use of AWS cloud technologiesMust have or be willing to obtain IAT Level II or higher certification within 6 months of hirePreferred Qualifications:Experience with programming languages such as Python, Go, Java, Java Script, Node.jsKnowledge of federal Cyber Security Guidance such as NIST SP 800-37 – Guide for Applying the Risk Management Framework (RMF) to Federal Information Systems and NIST 800-137 – Information Security Continuous Monitoring (ISCM) for Federal Information Systems and OrganizationsClearance 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. Occasionally move about inside the office to access file cabinets, office machinery, or to communicate with co-workers, management, and customers, via email, phone, and or virtual communication, which may involve delivering presentations.

ManTech seeks a motivated, career and customer-oriented Senior DevOps Developer to join our team in Chantilly, VA or Denver, CO.Responsibilities include but are not limited to:Develops ServiceNow solutions and enhancements using core platform capabilitiesDevelops the applications including configuration, report development and data migration, where applicableIdentifies and implements best-practice solutions to address client requirementsPerforms unit-testing and resolves code defectsMigrates code changes to the production environmentAssists with technical design and documentationCollaborates with internal stakeholders and team members to build solutions in ServiceNow that support business requirementsMinimum Qualifications:5+ years of software development experienceBachelor’s degree or 4 additional years of software development experience2+ years of experience working on a large and complex software development projectExperience with developing Service Catalog and ServiceNow workflowsExperience with at least one scripting language (Ruby, Python, Perl, Bash, JavaScript)DOD approved 8570 IAT Level II Certification (e.g. Security+ CE) or ability to obtain within six months of hire.Preferred Qualifications:Certified ServiceNow Administrator (CSA)Clearance 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. Occasionally move about inside the office to access file cabinets, office machinery, or to communicate with co-workers, management, and customers, via email, phone, and or virtual communication, which may involve delivering presentations.

ManTech seeks a motivated, career and customer-oriented Senior Principal Azure Cloud Engineer to join our team in Chantilly, VA.Responsibilities include but are not limited to:Work with Azure cloud services and infrastructure and knowledge of Infrastructure as Code (IaC) tools like Terraform or ARM templates.Troubleshoot and resolve cloud infrastructure issues.Implement Azure security best practices and Windows and Linux server management.Use Azure data services and containerization technologies and DevOps tools such as Azure DevOps, Jenkins, and GitHub. Proficient in scripting languages such as PowerShell, Python, or Azure CLI.Help with network security groups (NSGs) and application gateways.Work with Azure services including compute, storage, networking, and databases.Provide knowledge of security best practices and compliance standards, Excellent problem-solving skills and communication and collaboration skills.Minimum Qualifications:Bachelor’s degree in computer science, Information Technology, a related field or 5+ years of additional Azure Cloud experience in lieu of degree5+ years of experience in cloud computing with a focus on Microsoft Azure.Experience with designing and implementing Azure-based solutions with Experience in DevOps practices and tools (e.g., Azure DevOps, Jenkins, Git) and infrastructure as code tools like ARM templates, Terraform, or Ansible.Experience with Azure Resource Manager templates, BICEP, or similar cloud templates, GitHub Enterprise, GitLab, Azure DevOps, architecture frameworks like TOGAF or Zachman or other code repositories experience.Experience with PowerShell, Bash, Python, YAML, JSON or Ansible for automationMinimum DoD 8570 IAT Level 2 certification required (CCNA Security, GICSP, GSEC, Sec+, CND, SSCP) or DoD 8570 Computing Environment certification within 6 months of hirePreferred Qualifications: Master’s degreeKnowledge of containerization technologies such as Docker and Kubernetes with experience with other cloud platforms (e.g., AWS, Google Cloud Platform).Knowledge of Federal Information Processing Standards (FIPS)-199, NIST SP 800-53, NIST SP 800-53A, NIST SP 800-37, and DoD Cloud Security Requirements Guide.Microsoft Certified Azure Administrator Associate, Microsoft Certified Azure Security Engineer Associate, Microsoft Certified Solutions Expert Cloud Platform and Infrastructure, or Azure Solutions Architect ExpertClearance 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. Occasionally move about inside the office to access file cabinets, office machinery, or to communicate with co-workers, management, and customers, via email, phone, and or virtual communication, which may involve delivering presentations.

ManTech seeks a motivated, career and customer-oriented DevOps Developer to join our team in Denver, CO or Chantilly, VA. Responsibilities include but are not limited to:Develops the applications including configuration, report development and data migration, where applicableIdentifies and implements best-practice solutions to address client requirementsPerforms custom development and 3rd party integrationsPerforms unit-testing and resolves code defectsMigrates code changes to the production environmentAssists with technical design and documentationCollaborates with internal stakeholders and team members to build solutions that support business requirementsMinimum Qualifications:Bachelor’s degree or 4+ years of additional software development experience in lieu of degree5+ years of software development experience2+ years of experience working on a large and complex software development projectExperience with developing Service Catalog and ServiceNow workflowsExperience with at least one scripting language (Ruby, Python, Perl, Bash, or JavaScript)IAT Level II (GSEC, Security+, SSCP, or CCNA-Security) certification or ability to obtain within 6 months of hirePreferred Qualifications:Ability to function in a fast-paced environment and effectively manage multiple tasks simultaneously; coordinating resources and ensuring scheduled goals are metAbility to effectively interact with various levels of senior management is necessaryAbility to make decisions and resolve problems effectively – seek out information and data to evaluate, prioritize and formulate best solution or practiceCertified ServiceNow Administrator (CSA)Clearance 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. Occasionally move about inside the office to access file cabinets, office machinery, or to communicate with co-workers, management, and customers, via email, phone, and or virtual communication, which may involve delivering presentations.

ManTech seeks a motivated, career and customer-oriented Senior Cyber Incident Coordinator to join our team in Springfield, VA.Responsibilities include but are not limited to:Support activities to maintain and share timely situational awareness of network topology, active threats, and actions that could adversely affect the informational environmentShare timely situational awareness of overall health and status of information environment defensesSupport activities to receive, resolve conflicts, coordinate, and share event information and reporting on incident responses, network outages, threats, and classified information spillsSupport Mission Manager in the creation and escalation of cyber incident cases and reportingReceive and generate information system security alerts, advisories, and directives from designated organizations for all information environments, networks, and systemsGenerate cyber threat products based on known, perceived, and understood threats affection communication systems and networksCreate, disseminate, and report executive summary on all cyber incidentsMinimum Qualifications:Bachelor’s degree or 4+ years of additional cyber experience in lieu of degree5+ years of relevant experienceExperience working with computer desktop packages such as Microsoft Word, Excel, etc.Strong time management and multitasking skills as well as attention to detail as we well as strong collaborative skills and proven ability to work in a diverse team of security professionals.IAT Level II (GSEC, Security+, SSCP, or CCNA-Security) certification required or ability to obtain within 6 months of hirePreferred Qualifications:Experience working with information security practices, networks, software, and hardwareExperience working with cyber operations and security architectureAbility to make decisions and resolve problems effectively – Seek out information and data to evaluate, prioritize and formulate best solution or practice.Understanding of latest security principles, techniques, and protocols.Clearance 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. Occasionally move about inside the office to access file cabinets, office machinery, or to communicate with co-workers, management, and customers, via email, phone, and or virtual communication, which may involve delivering presentations.

ManTech seeks a motivated, career and customer-oriented Senior Cyber Security Detections Engineer to join our team in Springfield, VA.Responsibilities include but are not limited to:Formulate and publish custom Security Information and Event Management (SIEM) tool content and IDS/IPS signatures to address threatsPerform security event and incident correlation using information gathered from a variety of sources within the enterpriseAnalyze and assess damage to the data / infrastructure as a result of cyber incidentsPerform cyber incident trend analysis and reporting.Characterizes and performs analysis of network traffic and system data to identify anomalous activity and potential threats to resources.Provide detection, identification, and reporting of possible cyber-attacks/intrusions, anomalous activities, and misuse activitiesCreate, deploy, and implement threat-based signatures and detection rules for operational intrusion detection capabilities.Minimum Qualifications:Bachelor’s degree or 4+ years of additional cyber experience in lieu of degree2+ years of cyber experienceExperience with modern Windows, UNIX, network operating systems, databases, and virtual computingExperience with enterprise security tools, including Security information and event management (SIEM), Threat intelligence platforms (TIPs), or Network monitoring toolsExperience with creating, modifying, tuning, IDS signatures/SIEM correlation searches and other detection signatures.Knowledge of implementation of countermeasures or mitigating controls.DoD 8570 certification meeting IAT Level II (GSEC, Security+, SSCP, or CCNA-Security)Preferred Qualifications:Experience with Linux/UnixClearance 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. Occasionally move about inside the office to access file cabinets, office machinery, or to communicate with co-workers, management, and customers, via email, phone, and or virtual communication, which may involve delivering presentations.

ManTech seeks a driven and collaborative Backend Developer to join our team in Columbia, MD. In this role, you will contribute to the development and deployment of backend services supporting mission-focused, scalable applications. You will apply your knowledge of backend technologies, DevOps practices, and cybersecurity compliance to enhance system reliability, performance, and authorization processes in a secure enterprise environment. You will play a critical role in supporting enterprise infrastructure capabilities for a global mission-focused workforce. This position is part of a high-visibility effort supporting the Enterprise Infrastructure Services (EIS) organization responsible for MPO’s Enterprise Information Technology (EIT)the foundational platform for enterprise-wide users. You will partner with customers, Integrated Product Teams (IPTs), and vendors to help deliver advanced EIT capabilities through Data Center & Compute Services.Responsibilities include but are not limited to:As a backend developer, you will build and maintain service components in a dynamic development environment. You will also support system compliance by helping maintain inventories and documentation across system lifecycles.Integrate with service mesh technologies such as Istio to manage traffic and securityUtilize Kafka for reliable data streaming and event-driven architectureUse Flux, Kubectl, and Kustomize to support GitOps-based Kubernetes deploymentsLeverage Docker for containerization and Maven for build automationCollaborate with teams via Jira and Confluence to manage requirements, track progress, and document solutionsPerform development and analysis in Linux environments using Python (including notebooks) and IntelliJ IDEA (IDE)Participate in Secure the Enterprise (STE) and Secure the Network (STN) activitiesReview Xacta notices and complete SEAR audit log recordsReview and address POAMs (Plan of Action and Milestones) for IAVA findingsMinimum Qualifications:Bachelor’s degree with twelve (12) years of relevant experienceOR Associate’s degree with fifteen (15) years of relevant experienceOR High School Diploma/GED with twenty (20) years of relevant experiencePreferred Qualifications:Experience with Istio and Rancher in managing service meshes and Kubernetes clustersProficiency in Redis, Kafka, Docker, Maven, and GitOps workflows using FluxFamiliarity with Kubectl, Kustomize, and Linux system developmentBackground using Jira, Confluence, and the IntelliJ IDEA IDEWorking knowledge of Python scripting and notebook-based data analysisExperience with Gatekeeper, Xacta, SEAR, LatteArt, STE/STN activities, and POAM managementClearance Requirements:Must have a current/active TS/SCI with PolygraphPhysical Requirements:Must be able to remain in a stationary position 50% of the timeOccasionally moves about inside the office to access file cabinets, office machinery, etc.Frequently communicates with co-workers, management, and customers, including delivering presentations. Must be able to exchange accurate information in these situations

ManTech seeks a motivated, career and customer-oriented Lead Cyber Operations Integrator to join our team in Annapolis Junction, MD. Responsibilities include but are not limited to:Ensuring that current and future offensive cyber operations (OCO) within Fleet Cyber Command’s (FLTCYBERCOM) scope align with technical, counterintelligence, and cyber requirements for planning and executing operations against strategic adversaries in high-threat environments.Leading task management and mission planning efforts, coordinating research to identify vulnerabilities supporting cyber and non-traditional capability development.Analyzing and characterizing adversary target environments, working across strategic, operational, and tactical levels to enable joint planning and execution.Ensuring adversaries can be held at risk in the near-term and that adversary behaviors and functions can be exploited through technical and operational programs.Ensuring team members effectively apply their expertise to OCO activities while identifying opportunities for mission growth.Assisting in establishing Key Performance Indicators (KPIs) for end-to-end OCO planning and execution under customer guidance.Engaging with IC and DoD stakeholders to integrate OCO activities into broader strategic objectives that support senior policymaker goals.Minimum Qualifications:High School + 16 years’ of security experience experience OR Associates + 14 years’ security experience OR Bachelor's degree and 12 years’ security experience OR Master's + 10 years’ security experience OR PhD + 8 years’ security experiencePreferred Qualifications:7 years of cyber operations experience.Clearance Requirements:Active TS/SCI w/PolygraphRequirements:Must be able to remain in a stationary position 50%.Must be able to communicate, converse, and exchange information with peers and senior personnel.The person in this position needs to occasionally move about inside the office to access file cabinets, office machinery, etc.

ManTech seeks a motivated, career and customer-oriented Data Scientist to join our Data and AI Practice onsite in Chantilly and/or Herndon, VA. You will be a part of a dynamic, cross-functional team focused on transforming how Government clients extract insights from data to achieve critical mission objectives. You will be providing support in the analysis, design, implementation, and optimization of complex, enterprise-wide, cloud-based data science and analytics solutions that align with mission goals and requirements.Responsibilities include but are not limited to:Design, develop, and deploy cloud analytics and data science solutions.Develop models and solutions applied to problem sets in a broad range of data science and data analytics areas, including but not limited to, graph analytics, anomaly detection, geo-spatial analysis, and data visualization.Contribute data science expertise to solution development through whiteboarding sessions with clients, partners, and coworkers.Address data science technical challenges in the development of solutions, including algorithms, models, data manipulation, or other technical challenges related to data science and data analytics.Ensure the quality and performance of analytics solutions through rigorous testing and validation.Adhere to security and compliance standards, ensuring the protection of sensitive government data.Contribute to statistical and advanced analytics models using advanced analytic techniques. Create robust and resilient data pipelines to connect data sources to analytic and AI tools and solutions.Minimum Qualifications:Bachelor’s degree in Computer Science, Engineering, or Mathematics, Applied Mathematics, Statistics, Applied Statistics, Machine Learning, Data Science, or related field and at least 6 years of experience OR a Master's degree and 4 years of experience.Equivalent experience will be considered in lieu of degree.Proven experience in Oracle Analytics Cloud or similar analytics platforms.Experience working across environments and on premise.Strong experience constructing and performing complex database search queries.Understanding of security and compliance standards related to handling sensitive Government data.Preferred Qualifications:Master’s degree in Computer Science, Engineering, or Mathematics, Applied Mathematics, Statistics, Applied Statistics, Machine Learning, Data Science, or related fieldAdvanced certifications in Oracle Analytics Cloud or related technologies.Experience in developing and implementing machine learning models.Clearance Requirements:Must possess a current and active TS/SCI with 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 frequently communicates with co-workers, management, and customers, which may involve delivering presentations. Must be able to exchange accurate information in these situationsThe person in this position needs to occasionally move about inside the office to access file cabinets, office machinery, etc.

ManTech seeks a motivated, career and customer-oriented Lead Data Scientist to join our Data and AI Practice onsite in Chantilly and/or Herndon, VA. You will be a key member of a dynamic, cross-functional team focused on transforming how Government clients extract insights from data to achieve critical mission objectives. This leadership role involves guiding a team and collaborating with others to implement this transformative process. You will be responsible for providing expert guidance and support in the analysis, design, implementation, and optimization of complex, enterprise-wide, cloud-based data science and analytics solutions that align with mission goals and requirements.Responsibilities include but are not limited to:Lead the design, development, and deployment of cloud-based analytics and data science solutions.Develop models and solutions applied to problem sets in a broad range of data science and data analytics areas, including but not limited to, graph analytics, anomaly detection, geo-spatial analysis, and data visualization.Perform knowledge elicitation from client of business problem details and incorporate that knowledge into algorithms, models, analytics and approaches in client solutions.Contribute data science expertise to solution development through whiteboarding sessions with clients, partners, and coworkers.Address data science technical challenges in the development of solutions, including algorithms, models, data manipulation, or other technical challenges related to data science and data analytics.Collaborate with clients to understand their business needs and translate them into technical requirements.Ensure the quality and performance of analytics solutions through rigorous testing and validation. Adhere to security and compliance standards, ensuring the protection of sensitive government data.Minimum Qualifications:Bachelor’s degree in Computer Science, Engineering, or Mathematics, Applied Mathematics, Statistics, Applied Statistics, Machine Learning, Data Science, or related field and 10 years of experience OR a Master's degree and 8 years of experience.Proven experience in Oracle Analytics Cloud or similar analytics platforms.Demonstrated ability to lead and manage a team of engineers.Management experience, including project, people, customer, and financial management.Understanding of security and compliance standards related to handling sensitive Government data.Preferred Qualifications:Master’s degree in Computer Science, Engineering, or Mathematics, Applied Mathematics, Statistics, Applied Statistics, Machine Learning, Data Science, or a related field.Advanced certifications in Oracle Analytics Cloud or related technologies.Experience in developing and implementing machine learning models.Strong communication and interpersonal skills to effectively collaborate with clients and team members.Clearance Requirements:Must possess a current and active TS/SCI with 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 frequently communicates with co-workers, management, and customers, which may involve delivering presentations. Must be able to exchange accurate information in these situationsThe person in this position needs to occasionally move about inside the office to access file cabinets, office machinery, etc.

ManTech seeks a motivated, career and customer-oriented AISoftware Developer to join our team in the Northern VA area. As part of the position, you will act as a senior principal consultant designing and implementing individual components of PaaS and SaaS services for AI applications. This is a fully onsite position in the Northern VA area.Responsibilities Include But Are Not Limited To:Analyzes detailed requirements and develops detailed design for a specific PaaS or SaaS component.Provides implementation services for a specific PaaS and SaaS component to include extensions and additional configurations necessary to implement customer unique business processes and workflows. Develops, implements, and maintains software solutions AI-enabled applications.Works closely with data scientists to understand project requirements and translate them into technical specifications.Develops and integrates AI and ML capabilities on a cloud-hosted data platform that supports significant market adoption, high performance, and strict access control and governance.Stays current with advancements in AI, machine learning, and software engineering, incorporating best practices into the development process.Performs routine health checks and optimizations of system performance, availability, access controls and security. Performs system optimization, performance tuning and assists in capacity planning.Performs proactive analysis of potential issues, risks and roadblocks during system implementation and operations.Minimum Qualifications:Bachelor's degree in Computer Science, Information Technology, or a related field.6 or more years (5 with Master’s) of experience in software development, systems integration, data management, or related fields.3 or more years of consulting experienceExperience with configuring and developing in a major public cloud system such as Oracle, Azure, AWS, or GCP.Experience in programming and/or scripting languages such as JavaScript, Python, C++, or Java.Experience with software development frameworks and tools (e.g., TensorFlow, PyTorch, Flask, Docker).Strong understanding of software engineering principles, including design patterns, data structures, and algorithms.Experience with DevOps tools and techniques for building integrations with external systems including Infrastructure as Code (IaC). Example tools include Jenkins, GitLab, Ansible, Terraform, AWS Cloud Formation TemplatesPreferred Qualifications:Master's degree in Computer Science, Information Technology, or a related field.Experience with social media platforms, collaboration systems, and web scraping tools.Strong analytical and problem-solving skills.Excellent communication and interpersonal skills.Ability to work effectively in a team-oriented environment.Clearance Requirements:Must possess a current and active TS/SCI with polyPhysical Requirements:The person in this position must be able to remain in a stationary position 50% of the time. Occasionally move about inside the office to access file cabinets, office machinery, or to communicate with co-workers, management, and customers, via email, phone, and or virtual communication, which may involve delivering presentations.

ManTech seeks a motivated, career and customer-oriented Senior Software Developer - Cloud to join our team in Chantilly, VA. Responsibilities include but are not limited to:Designing and implementing large-scale ingest systems in a Big Data environmentOptimizing all stages of the data lifecycle, from initial planning, to ingest, through final display and beyondDesigning and implementing data extraction, cleansing, transformation, loading, and replication/distributionDeveloping custom solutions/code to ingest and exploit new and existing data sourcesWorking with Sponsor development teams to improve application performanceOrganizing and maintaining documentation so others are able to understand and use itCollaborating with teammates, other service providers, vendors, and users to develop new and more efficient methodsMinimum Qualifications:High School Diploma/GED with 15+ years of experience in the Information Technology fieldStrong software development experience, to include significant Java development, data analysis/parsing, and SQL/database experienceStrong experience with the full data lifecycle, from ingest through display, in a Big Data environmentStrong experience with Java-related technologies, such as JDK, J2EE, EJB, JDBC, and/or Spring, and experience with RESTful APIsExperience developing and performing ETL tasks in a Linux environmentPreferred Qualifications:Experience with Hadoop, Hbase, MapReduceExperience with ElasticsearchExperience with NiFi, Kafka, and ZookeeperClearance 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.Must be able to remain in a stationary position 50% of the timeThe person in this position frequently communicates with co-workers, management and customers, which may involve delivering presentations. Must be able to exchange accurate information in these situations

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 active TS/SCI with Full Scope 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.

ManTech seeks a motivated, career and customer-oriented Cyber Security Analyst to join our team in Herndon, VA. TheCyber SecurityAnalystwill be in support of a high priority mission at one of our National Intelligence Customers. The ideal candidate will possess experience in monitoring, analyzing, and securing federal information systems while ensuring compliance with governmentcybersecurityframeworks such as NIST 800-53 and RMF. This role plays a vital part in detecting threats, supporting audits, and enabling continuous monitoring efforts across complex environments.Responsibilities include but are not limited to:Monitor, investigate, and respond tocybersecurityevents and alerts across enterprise systems.Conduct security assessments, vulnerability scans, and assist with remediation planning.Support compliance efforts for RMF and NIST 800-53.Prepare and maintain documentation for system security plans (SSPs), POA&Ms, and other A&A artifacts.Assist with the implementation and maintenance of security tools (SIEM, vulnerability scanners, endpoint protection).Analyze threat intelligence feeds and identify indicators of compromise (IOCs) relevant to federal systems.Participate in incident response, loganalysis, and forensic investigations when required.Collaborate with system owners, ISSEs, ISSEMs, ISSOs, and engineers to ensure security controls are effectively implemented.Stay current on evolvingcyberthreats, federal mandates, and best practices incybersecurity.Minimum Qualifications:Bachelor’s degree in Cybersecurity, Information Technology, or related field OR High School Diploma and additional 4+ years of expeirence in a related field.4+ years of experience in cybersecurity, security operations, or risk management.Familiarity with federal cybersecurity frameworks (e.g., RMF, NIST 800-53, FISMA).Cloud security experience with AWS, Azure, GCP or Oracle Cloud.Experience supporting Intelligence Community customers.Preferred Qualifications:DoD 8570-compliant certification (e.g., Security+, CYSA+, CEH, or CISSP).Experience with security tools such as Splunk, Tenable Nessus, CrowdStrike, or Wireshark.Familiarity with SCAP tools, STIGs, or automated compliance reporting.Knowledge of incident response and digital forensics processes.Clearance Requirements:Must have active TS/SCI with Full Scope 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.

ManTech seeks a motivated, career and customer-oriented Cyber Incident Response Analyst to join our team in McLean, Virginia. Our team provides 24x7x365 support to our customer.The Cyber Incident Response Analyst will work a 4-day work week; 10 hours per shift. Staff will be assigned to either Sun-Wed or Wed-Sat. The schedule is fixed and does not rotate. We have openings on 1st, 2nd and 3rd shifts. Shift differential applies to 2nd and 3rd shifts. Candidate must be able to train on day shift for 6 months.Responsibilities include but are not limited to:Incident Detection and MonitoringIncident Analysis and InvestigationIncident Response and MitigationThreat Intelligence and Vulnerability ManagementReporting and DocumentationMinimum Qualifications:Bachelor’s Degree or High School diploma and 1+ years of experience ina cyber security related role.1+ years' experience in incident response or security operations center.Knowledge of cybersecurity principles, incident detection, analysis, and response methodologies.Knowledge of operating systems, network protocols, and security technologies.Knowledge of threat intelligence, vulnerability management, and security incident response best practices.Ability to obtain a DoD 8570 IAT-II certification within 6 months of hirePreferred Qualifications:Relevant certifications including GIAC Certified Incident Handler (GCIH), Certified Incident Response Handler (GCFA) or similarExperience with using SIEM systems, network security tools, and log analysis toolsExperience with cyber incident responseExperience with Mitre ATT&CK frameworkExperience with threat intelligence, vulnerability management, and security incident responseClearance 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 timeSKN.7.23

ManTech seeks a motivated, career and customer-oriented Enterprise Architect to join our team in McLean, VA.Responsibilities include but are not limited to:Oversee and manage the customer’s business, Information Technology (IT), application, and data architecturePlan, develop, and execute the customer’s Enterprise Architecture (EA) solution strategy, consistent with security guidelines and EA industry standardsProvide technical analysis and advice on application and operational environments, functional systems analysis, design, integration, documentation, and implementationFacilitate and participate in business and IT alignment through stakeholder collaboration, driving digital business strategiesAnalyze business and operating models, market trends and the technology industry to determine their potential impact on the customer’s enterprises business strategy, direction, and architectureValidate IT infrastructure and other reference architectures for adherence to security guidelines and procedures and recommend changes to enhance security and reduce risksBasic Qualifications:Bachelor’s Degree in a technical field (Science, Technology, Engineering, and Mathematics (STEM))7+ years serving as an Architect Lead or similar work leading platform-based technology strategy or solution deliveryExperience with delivery frameworks, such as Agile, DevSecOps, and integrated Human-Centered DesignExperience in end-to-end solution development lifecycle and agile methodologiesExpertise in cloud services supporting identity management, microservice and event-driven architectures and modern data architecturesPreferred Qualifications:Advanced degrees and certifications are desired (e.g., TOGAF, Open CA, Zachman Certified Architecture)Understanding of the Government program management and acquisition framework and System Engineering Life Cycle (SELC) highly preferred.Delivery experience in enterprise-scale software and data platforms for Government agenciesClearance Requirements:TS/SCI with polygraphPhysical Requirements:The person in this position must be able to remain in a stationary position 50% of the time. Occasionally move about inside the office to access file cabinets, office machinery, or to communicate with co-workers, management, and customers, via email, phone, and or virtual communication, which may involve delivering presentations.

ManTech seeks a motivated, career and customer-orientedPrincipal Systems Administratorto join our team inPentagon, VA. The position is onsite. Responsibilities include but are not limited to:Provide specialized support and troubleshooting for VIP users, including hardware, software, network, and application issuesManage and maintain computer systems, servers, and other IT infrastructure, ensuring optimal performance and securityManage VIP user accounts, permissions, and security access within the organization's IT environmentIdentify, diagnose, and resolve technical issues related to VIP user's IT needsMaintain accurate and up-to-date documentation of IT systems, procedures, and user support informationCollaborate with other IT staff and stakeholders to ensure smooth IT operations and address VIP user needsStrong technical skills in areas such as Windows and Linux operating systems, network administration, virtualization, and securityExcellent problem-solving and troubleshooting skills to quickly identify and resolve issuesStrong communication and interpersonal skills to interact with VIP users and IT staffExperience in managing and supporting complex IT environments, especially for VIP usersManaging desktop computers, servers, and other hardware devices for VIP usersInstalling, configuring, and updating software applications used by VIP usersTroubleshooting and resolving technical issues related to VIP users' hardware, software, and network accessCreating, modifying, and managing VIP user accounts and permissionsSupporting and maintaining specialized software and hardware used by VIP usersProviding training and support to VIP users on new software and hardwareManaging Active Directory and other infrastructure core servicesProviding support for thin clients and virtual desktop environmentsSupporting and maintaining COTS and custom softwareCollaborating with other teams to ensure technology needs are met for eventsMinimum Qualifications:Bachelor’s degree in a technical field and 7+ years of experience in the Information Technology; an additional 4 years of Systems Administration experience can be substituted in lieu of a degreeUnderstanding of operating systems (Windows, Linux, macOS), servers, and networkingKnowledge of network protocols (TCP/IP), switch configurations, and firewalls is essentialExperience with scripting languages (e.g., Python, PowerShell) for automating tasks and improving efficiencyMicrosoft Visio, Word, Excel experience CASP+ Certification or ability to obtain within 6 months of hireDoD 8570 Computing Environment Certification or ability to obtain within 6 months of hireKnowledge of Microsoft Windows Systems, HP SANs, VMware productsExperience using a Service Desk ticketing system, such as Remedy or ServiceNowPreferred Qualifications:One of the following certifications is desired:MCSE - Microsoft Certified System Engineer, MCSE - Microsoft Certified Solutions Expert, MCSA - Microsoft Certified Solutions Associate, MCITP - Microsoft Certified Information Technology Professional, VMware VCP - VMware Certified Professional, CCNA - Cisco Certified Network AdministratorITIL Foundations or later certification General Dynamics Encryptor experienceSolarWinds experience and knowledgeCisco Prime Infrastructure experience and knowledgeSecurity Clearance Requirements:US Citizenship required and active TS/SCI clearance adjudicated within the last 6 years.Candidate must be open to Poly if selected by the customer.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.Frequently communicates with co-workers, management, and customers, which may involve delivering presentations.Must be able to exchange accurate information in these situations.

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

ManTech seeks a motivated, career and customer-oriented Cybersecurity Project Manager to join our team. This is a hybrid position located at the Washington Navy Yard in Washington, DC with no more than 2 remote days a week.The Cybersecurity Project Manager will demonstrate the ability to strategize, implement, and manage special and high priority project objectives in direct support of the NAVSEA CPRC Director. This includes understanding DoD, Navy and NAVSEA cybersecurity objectives, familiarity with emergent cyber technologies, knowledge of established cybersecurity frameworks, and working both independently and within broad interdisciplinary project teams to support management of project requirements, scope, schedule, cost, quality and risk.Responsibilities include but are not limited to:Work closely with cyber incident response and defensive cyber operations (DCO) stakeholders to support the planning and execution of new and existing in-progress projectsSupport the development of project scope, deliverables, required resources, cost, and plans of actions and milestones (POAM) as necessaryLead and/or support cross functional teams in the execution of project objectives as directed.Analyze, evaluate, and overcome project risks, and produce project reports to support periodic reviewsProvide technical cybersecurity expertise and recommended courses of action (COA) in response to routine and emergent issuesDevelop working-level and senior leadership-level briefing materials and white papers as requiredMinimum Qualifications:10+ years of experience managing projects within the cybersecurity field and DoD 8570 Cybersecurity Workforce credentialsExperience with the MITRE ATT&CK and MITRE D3FEND knowledge basesAbility to multitask, work and identify priorities independently, as well as work with large interdisciplinary teams to complete complex projectsMicrosoft proficiency: Outlook; Excel; Word; PowerPoint; SharePointPreferred Qualifications:Prior experience supporting Department of Navy (DoN) and/or NAVSEA cybersecurity initiativesKnowledge of DoD, DoN and NAVSEA cybersecurity policiesFamiliarity with special cybersecurity considerations related to Industrial Control Systems (ICS) and Operational Technology (OT)Microsoft proficiency: Outlook; Excel; Word; PowerPoint; SharePoint; Access; Power BI; Power AutomateClearance Requirements:US Citizenship required and an active Top Secret Security clearance with SCI eligibilityPhysical Requirements:Ability to sit at a desk or workstation for extended periods while working on a computerOccasional movement within the office for communication and accessing resources

ManTech seeks a motivated, career and customer-oriented Application Developer to join our team in Chantilly, VA The Application Developer will be dedicated full-time to development and enhancement support for existing applications as well as new development.Responsibilities include but are not limited to:Designing, programming/developing, and modifying software systems, applications, and tools, both existing and potentially new in the futureAnalyzing user needs and software requirements to determine feasibility of design within time and cost constraintsCollaborating with teammates, other service providers, vendors, and users to develop new program featuresDeveloping unit and integration tests, in addition to participating in functional and regression tests to ensure programs will produce the desired results and that instructions are correctCorrecting errors by making the appropriate changes and then re-checking the program to ensure the desired result was produced. As well as, reviewing help desk messages periodically and working with other teams to troubleshoot and resolve production issuesParticipating in code reviews by reviewing and incorporating feedback from teammates as well as providing feedback to others based on existing standards and recommended programming practices.Deploying code to development, test, and production environments using existing DevOps infrastructure/toolsMinimum Qualifications:High School Diploma/GED with 2+ years of experience in the Information Technology fieldStrong Java programming/development skills, with hands-on experienceExperience with HTML, CSS, JavaScript, and at least one modern front-end framework, preferably AngularExperience with, or knowledge of, the Spring Framework and RESTful services and SQL, ORM libraries such as Hibernate/JPAExperience with Git branching and merging within a team to manage source codePreferred Qualifications:Strong ability to manage competing priorities and communication to multiple stakeholdersExperience with, or knowledge of, ElasticsearchExperience with, or knowledge of, best practices for developing secure web applicationsClearance 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.Must be able to remain in a stationary position 50% of the time

ManTech seeks a motivated, career and customer-oriented Data Engineer to join our team in Chantilly, VA. The Data Engineer will leverage their development skills and experience, to support the successful designing, ingesting, cleansing, transformation, loading, and display of significant amounts of data.Responsibilities include but are not limited to:Designing, implementing, and optimizing data extraction, cleansing, transformation, loading, replication/distribution, and large-scale ingest systems in a Big Data environmentOptimizing all stages of the data lifecycle, from initial planning, to ingest, through final display and beyondDeveloping custom solutions/code to ingest and exploit new and existing data sourcesDeveloping data profiling, deduping logic, and matching logic for analysisOrganizing and maintaining Data Layer documentation, so others are able to understand and use it. Also, work closely with data scientists to craft data pipelines which serve the development of modern AI/ML workflowsCollaborating with teammates, other service providers, vendors, and users to develop new and more efficient methodsEffectively articulating the risks and constraints associated with software solutions, based on environmentMinimum Qualifications:High School Diploma/GED with 5+ years software development/programming experience.Demonstrated data analysis, parsing, and programming language experience (e.g. Python, Java) coupled with significant SQL/database experience.Experience with the full data lifecycle, from ingest through display, in a Big Data environment.Hands-on experience with Java-related technologies, such as JDK, J2EE, EJB, JDBC, and/or Spring, and experience with RESTful APIs.Experience with data pipelining systems (e.g. Apache Airflow) and developing/performing ETL tasks in a Linux environment.Preferred Qualifications:Experience deploying systems that leverage AI/ML technologyExperience publishing results in BI dashboards.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.Must be able to remain in a stationary position 50% of the time

ManTechseeks a motivated, career and customer-orientedEnterprise IT Support Officer (EITSO) - Location Support Center (LSC) to join our team inChantilly, VA. In this role, you will provide technical support and customer service to the customers users of computer applications and hardware (e.g., PCs, servers, mainframes).Responsibilities include, but are not limited to:Using ITIL-based processes to streamline the ingestion, triage, categorization, action, and resolution for incoming incidents, requests, and demands.Analyzing, troubleshooting, designing, and implementing fixes.Performing remote desktop triage and system repair using remote tools.Answering questions regarding system procedures, online transactions, systems status, and downtime procedures.Supporting all facets of installations, which includes the physical placement of which includes the physical placement of desktop IT equipment to include printers, CAT5 and fiber optic cable, rack mounted network equipment, switches, workstations, and communications equipment as required.Local travel may be required between customer buildings or temporary assignment to an alternate location in support of special projects.Member of a team comprised of a variety of skills that provide coverage from 6:00 a.m. – 6:00 p.m. Minimum Qualifications:Bachelor’s Degree and 2+ years of experiences, or a combination of education and work experience equivalent to 6+ years. Minimum 2 years’ experience required supporting customer IT installations.Resolving technical problems and answering queries by telephone or self-service that involve computer hardware, software, network, system/application access, and telecommunications systems.Knowledge of Windows Active Directory, multiple desktop programs, configuration and debugging techniques.Experience providing technical support for Windows 10, Microsoft Office 2016 or later, multiple internet browsers, and standard business applications used within a business environment.Familiarity with TCP/IP, general networking issues, virus scanning services (desktop, stand-alone and laptop computing services), servers, printers, peripheral devices, installing endpoints including but not limited to desktop IT equipment, printers, VOIP and digital phones, network switches.Preferred Qualifications:Related work experience in a technical help desk position, refreshing of IT equipment, providing deskside IT support and installation of IT hardware, networks, VoIP phones, and/or audio/video equipment.Component Mission Administrator (CMA) Certification.Special non-commercial systems administrator experience (access management/file transfer).Strong communication skills due to variety of groups to be working with, such as co-workers, management, and customers; must be able to exchange accurate information. Ability to adapt to quickly changing tasks and requirements and the ability to quickly learn new skills while on the job.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.Must be able to move/traverse within and between buildings and offices, position self to maintain equipment and cabling, including under the desks, while moving floor tiles, and in server closets, some of which may be confined spaces.Must be able to move Audio/Visual or Computer equipment weighing 50+ pounds, some equipment may require team-lift or the use of carts. Ascends/descends a ladder, 10+ feet high while pulling cables and adjusting equipment.

ManTechseeks a motivated, career and customer-oriented Enterprise IT Support Officers (EITSO) – Phone Tech to join our team inChantilly, VA. In this role you are responsible for the installation, maintenance, and support of telecommunications systems, including VoIP and legacy phone systems.Responsibilities include, but are not limited to: Supporting all facets of phone installations and troubleshooting a variety of telephones.Installing, pulling, terminating, and dressing cabling appropriately according to industry and Sponsor standards.Troubleshoot and repair faulty connections, dropped calls, or hardware issues.Configure call routing, voicemail, extensions, and phone features.Local travel may be required between customer buildings or temporary assignment to an alternate location in support of special projects.Member of a team comprised of a variety of skills that provide coverage from 6:00 a.m. – 6:00 p.m. with flexibility to support 24x7 operations; may need to work extended hours during critical peaks and be available to meet last minute requests.Minimum Qualifications:Bachelor’s Degree and 4+ years of experiences, or a combination of education and work experience equivalent to 8+ years.Excellent knowledge of various cabling methodologies, industry standards, troubleshooting techniques, and reading/understanding cable run lists.Experience with installing endpoints including but not limited to desktop IT equipment, printers, VOIP and digital phones, network switches.Experience resolving technical problems and answering queries by that involve computer hardware, network, and telecommunications systems.Preferred Qualifications: Related work experience in IT hardware and cabling installation.Experience with implementation on the Sponsor's network LAN infrastructure.Ability to adapt to quickly changing tasks and requirements and the ability to quickly learn new skills while on the job.Clearance Requirements:Must have a current/active TS/SCI with Polygraph.Physical Requirements: Must be able to remain in a stationary position at least 25% of the time. Constantly operate a computer, phone, and other office equipment for extended periods of time.Must be able to move/traverse within and between buildings and offices majority of the time, position self to maintain equipment and cabling, including under the desks, while moving floor tiles, and in server closets, some of which may be confined spaces.Must be able to move Audio/Visual or Computer equipment weighing 50+ pounds, some equipment may require team-lift or the use of carts. Ascends/descends a ladder, 10+ feet high while pulling cables and adjusting equipment.

ManTech seeks a motivated, career and customer-oriented Senior Software Developer - Cloud to join our team in Chantilly, VA. Responsibilities include but are not limited to:Designing and implementing large-scale ingest systems in a Big Data environmentOptimizing all stages of the data lifecycle, from initial planning, to ingest, through final display and beyondDesigning and implementing data extraction, cleansing, transformation, loading, and replication/distributionDeveloping custom solutions/code to ingest and exploit new and existing data sourcesWorking with Sponsor development teams to improve application performanceOrganizing and maintaining documentation so others are able to understand and use itCollaborating with teammates, other service providers, vendors, and users to develop new and more efficient methodsMinimum Qualifications:High School Diploma/GED with 7+ years of experience in the Information Technology fieldStrong software development experience, to include significant Java development, data analysis/parsing, and SQL/database experienceStrong experience with the full data lifecycle, from ingest through display, in a Big Data environmentStrong experience with Java-related technologies, such as JDK, J2EE, EJB, JDBC, and/or Spring, and experience with RESTful APIsExperience developing and performing ETL tasks in a Linux environmentPreferred Qualifications:Experience with Hadoop, Hbase, MapReduceExperience with ElasticsearchExperience with NiFi, Kafka, and ZookeeperClearance 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.Must be able to remain in a stationary position 50% of the timeThe person in this position frequently communicates with co-workers, management and customers, which may involve delivering presentations. Must be able to exchange accurate information in these situations

ManTech seeks a motivated, career and customer-oriented Senior Database Administrator to join our team in Chantilly , VAThe Senior Database Administrator will work as part of the overall DBA team to determine, implement, and maintain the most efficient ways to ingest, organize and store petabytes of data from disparate system.Responsibilities include but are not limited to:Participating in leading the design, development, and administration of Oracle 19c databasesDesigning and developing database code for ETL of data from multiple sourcesConducting performance tuning and forecasting system scalabilityRecommending appropriate procedure, query, or package changes and optimizations to ensure and improve system performance and reliabilityInstalling and configuring database environmentsas well as performing database backups and restoresManaging, monitoring, and administering of Oracle database systemsParticipating in server and storage capacity management, planning and providing technical support in the evaluation of database systems and database designMinimum Qualifications:High School Diploma with 7+ years of experience in the Information Technology fieldSignificant experience with Oracle 19c+ architecture and database design, and related Oracle technologies (Partitioning, Encryption, Pluggable Database, etc.) on Linux systemsSignificant Oracle Exadata and PL/SQL developer experienceOracle Label Security (OLS) experience coupled with significant experience and knowledge in methodologies to improve database query performance.Significant experience in the optimization of database environmentsStrong understanding of high-availability solutions, architecture, backup methodologies and their implementation (RMAN, Data Guard)Experience managing and tuning very large databases (terabytes and petabytes) and with automating, scripting, and streamlining processes for efficiency and accuracy with strong documentation skills.Preferred Qualifications:Experience with PostgreSQL architecture, database design, administration, and related technologies.Knowledge of Oracle Cloud TechnologyOracle OCP or OCM certification(s)Linux experience as relevant to database O&MKnowledge of multiple data-storage technologiesAbility to work with multiple teams to enhance their code and improve performance.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 the desks and in the server closet