Type of Requisition:RegularClearance Level Must Currently Possess:Top Secret SCI + PolygraphClearance Level Must Be Able to Obtain:Top Secret SCI + PolygraphPublic Trust/Other Required:NoneJob Family:Software DevelopmentJob Qualifications:Skills:Apex Programming Language, Eclipse IDE, Force.com IDE, Salesforce Platform, Salesforce Sales CloudCertifications:NoneExperience:2 + years of related experienceUS Citizenship Required:YesJob Description:Deliver simple solutions to complex problems as a Software Developer at GDIT. Here, you'll tailor cutting-edge solutions to the unique requirements of our clients. With a career in application development, you'll make the end user's experience your priority and we'll make your career growth ours.HOW SALESFORCE DEVELOPER WILL MAKE AN IMPACTServe as an integrator between business needs and technical solutions.Must be able to work creatively and efficiently to solve difficult technical problems.WHAT YOU’LL NEED TO SUCCEED:Education: BS in Computer Science or related fieldExperience: 2+ yearsRequired Technical Skills:Developing custom applications and performing unit testing using Salesforce.com APEX and Visualforce pagesPerforming data migration using Salesforce.com Data LoaderDesigning and developing functionalities and web integration using Apex, Designing user interfaces using Visualforce pagesUsing Force.com IDE to deploy and migrate applicationsUtilizing Eclipse as a platform for development, testing and code deploymentSales Cloud or Service Cloud experienceTechnical understanding of LightningFirm Understanding Force.com, Communities, Service CloudUnderstanding of Salesforce Design and Development Best Practices, Apex Design Parameters, Governor Limits, Shared Platform Best PracticesFamiliarity with Agile Development MethodologyCollaborate effectively across teamsMust complete Salesforce certification within 30 days of completing each course.Security clearance level: TS/SCI with PolygraphDesired skills:Software engineering skills with Java SE & EE (Java, JSF, SQL)Experience with web services (REST & SOAP, JSON & XML, etc.Prior experience with data migration and ETL/integration tools a plusSalesforce Certified Platform App BuilderLocation: Chantilly, VA - On Customer SiteUS Citizenship RequiredGDIT IS YOUR PLACE:401K with company matchComprehensive health and wellness packagesInternal mobility team dedicated to helping you own your careerProfessional growth opportunities including paid education and certificationsCutting-edge technology you can learn fromRest and recharge with paid vacation and holidays#OpportunityOwned#GDITCareers#WeAreGDIT #JETThe likely salary range for this position is $121,680 - $135,530. This is not, however, a guarantee of compensation or salary. Rather, salary will be set based on experience, geographic location and possibly contractual requirements and could fall outside of this range.Scheduled Weekly Hours:40Travel Required:Less than 10%Telecommuting Options:OnsiteWork Location:USA VA ChantillyAdditional Work Locations:Total Rewards at GDIT:Our benefits package for all US-based employees includes a variety of medical plan options, some with Health Savings Accounts, dental plan options, a vision plan, and a 401(k) plan offering the ability to contribute both pre and post-tax dollars up to the IRS annual limits and receive a company match. To encourage work/life balance, GDIT offers employees full flex work weeks where possible and a variety of paid time off plans, including vacation, sick and personal time, holidays, paid parental, military, bereavement and jury duty leave. To ensure our employees are able to protect their income, other offerings such as short and long-term disability benefits, life, accidental death and dismemberment, personal accident, critical illness and business travel and accident insurance are provided or available. We regularly review our Total Rewards package to ensure our offerings are competitive and reflect what our employees have told us they value most.We are GDIT. A global technology and professional services company that delivers consulting, technology and mission services to every major agency across the U.S. government, defense and intelligence community. Our 30,000 experts extract the power of technology to create immediate value and deliver solutions at the edge of innovation. We operate across 50 countries worldwide, offering leading capabilities in digital modernization, AI/ML, Cloud, Cyber and application development. Together with our clients, we strive to create a safer, smarter world by harnessing the power of deep expertise and advanced technology.Join our Talent Community to stay up to date on our career opportunities and events atgdit.com/tc.Equal Opportunity Employer / Individuals with Disabilities / Protected Veterans

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

Type of Requisition:RegularClearance Level Must Currently Possess:Top Secret SCI + PolygraphClearance Level Must Be Able to Obtain:Top Secret SCI + PolygraphPublic Trust/Other Required:NoneJob Family:Software DevelopmentJob Qualifications:Skills:Cloud Development, Software Development, Work CollaborativelyCertifications:NoneExperience:3 + years of related experienceUS Citizenship Required:YesJob Description:Work with cutting-edge applications that help advance the mission as a Software Developer at GDIT. Your work will have you fully immersed in our client’s domain in order to deliver simple solutions for their complex needs. At GDIT, you’ll prioritize the client while we prioritize your career.At GDIT, people are our differentiator. As a Software Developer you will help ensure today is safe and tomorrow is smarter. Our work depends on Software Developer Senior joining our team to meet the Customers data driven mission needs by providing robust, reliable, resilient and scalable solutions.HOW A SOFTWARE DEVELOPER WILL MAKE AN IMPACTWe are seeking an experienced Software Developer with a strength and preference for back-end development (in Node.js, Python, Java), developing responsive services and capabilities for our mission users.Additionally you may create administrative interfaces that promote to mission user use to increase system adoption.WHAT YOU’LL NEED TO SUCCEED:Education: Bachelor's Degree in Computer Science or related field, or relevant years of experienceExperience: 3+ years of related experienceRequired Technical Skills: JavaScript, React, Node.js, Python, AWS cloud developmentSecurity Clearance Level: TS//SCI with PolygraphRequired Skills and Abilities:Ability to work collaboratively with Agile/Scrum delivery teamsPreferred Skills: Working with large-scale, serverless cloud-based architectures to deliver scalable and reliable systemsLocation: Hybrid - at least 3 days in office (Herndon, VA) with up to 2 days remoteUS Citizenship RequiredGDIT IS YOUR PLACE:401K with company matchComprehensive health and wellness packagesInternal mobility team dedicated to helping you own your careerProfessional growth opportunities including paid education and certificationsCutting-edge technology you can learn fromRest and recharge with paid vacation and holidays#JET#GDITEnhanced2025The likely salary range for this position is $127,500 - $172,500. This is not, however, a guarantee of compensation or salary. Rather, salary will be set based on experience, geographic location and possibly contractual requirements and could fall outside of this range.Scheduled Weekly Hours:40Travel Required:Less than 10%Telecommuting Options:HybridWork Location:USA VA HerndonAdditional Work Locations:Total Rewards at GDIT:Our benefits package for all US-based employees includes a variety of medical plan options, some with Health Savings Accounts, dental plan options, a vision plan, and a 401(k) plan offering the ability to contribute both pre and post-tax dollars up to the IRS annual limits and receive a company match. To encourage work/life balance, GDIT offers employees full flex work weeks where possible and a variety of paid time off plans, including vacation, sick and personal time, holidays, paid parental, military, bereavement and jury duty leave. To ensure our employees are able to protect their income, other offerings such as short and long-term disability benefits, life, accidental death and dismemberment, personal accident, critical illness and business travel and accident insurance are provided or available. We regularly review our Total Rewards package to ensure our offerings are competitive and reflect what our employees have told us they value most.We are GDIT. A global technology and professional services company that delivers consulting, technology and mission services to every major agency across the U.S. government, defense and intelligence community. Our 30,000 experts extract the power of technology to create immediate value and deliver solutions at the edge of innovation. We operate across 50 countries worldwide, offering leading capabilities in digital modernization, AI/ML, Cloud, Cyber and application development. Together with our clients, we strive to create a safer, smarter world by harnessing the power of deep expertise and advanced technology.Join our Talent Community to stay up to date on our career opportunities and events atgdit.com/tc.Equal Opportunity Employer / Individuals with Disabilities / Protected Veterans

ManTech seeks a motivated, career and customer-oriented Cyber Security Expert to join our team Washington, DC.Responsibilities include but are not limited to:Conduct comprehensive risk assessments to identify vulnerabilities, threats, and protection needs for information systems and network environments, and help create strategies for mitigating those risks considering relevant standards and regulationsDesign, develop and oversee implementation of secure network architectures and systems, ensuring that security controls are integrated into the design from the ground up. Design and develop products with integrated cybersecurity features, ensuring they adhere to cloud and security best practices. Develop security requirements in alignment with applicable cybersecurity frameworks such as NIST 800-53 and the DoD Risk Management Framework (RMF).Create layered security architectures that include network segmentation, firewalls, IDS/IPS, and secure communication protocols to protect information systems and network environments.Design, develop, and implement network security measures that ensure confidentiality, integrity, availability, authentication, and non-repudiation. Apply security designs to new and existing network systems, ensuring hardware, operating systems, and software applications meet cybersecurity requirements.; provide cybersecurity expertise for AWS or Oracle Cloud Infrastructure programs, ensuring compliance with NIST 800-53, NIST RMF, and supporting the Authorization to Operate (ATO) process.Develop strategies for monitoring and event logging in cloud environments, recommending best practices for information security and assurance. Lead or support response efforts to cyberattacks or security breaches if necessary. Develop and implement specific cybersecurity countermeasures to mitigate identified threats and vulnerabilities within the information systems and network environments.Collaborate with government teams to understand cybersecurity requirements for the RMF framework and ATO process, supporting the development of security documents and artifacts.Build and maintain trusted relationships with customers, and interface with external entities including law enforcement, intelligence/government agencies, and other contractors/vendors, serve as an advisor to the senior leadership on matters related to cybersecurity; may lead teams, projects, programs, and/or mentor lower-level engineers.Minimum Qualifications:Familiarity with the use and operation of security tools including Tenable Nessus and/or Security Center, IBM Guardium, HP WebInspect, Network Mapper (NMAP), and/or similar applications.Hold at least one of the following certifications required to meet the category/level ISSE-2 (DOD 8570) requirement for this position: Certified Information Systems Security Professional (CISSP) (or Associate), CompTIA Advanced Security Practitioner (CASP) CASP CE, Certified Secure Software Lifecycle Professional (CSSLP), CISSP- Information System Security Engineering Professional (ISSEP), or CISSP- Information System Security Architecture Professional (ISSAP).Bachelor's degree or equivalent, and 16+ years’ experience in a related technical environment; Master’s degree or equivalent, and 13+ years’ experience in a related technical environment, including 5 years related management experience.Preferred Qualifications:Experience with the Federal Risk and Authorization Management Program (FedRAMP).Knowledge of advanced forensic tools and techniques for attack reconstruction.Knowledge in Network Security – Firewall, Intrusion detection/prevention systems (IDS/IPS) and other network defense mechanisms.Experience in designing and building complex systems from ground up.Familiarity with Cloud platforms (AWS, Azure, Google Cloud) and securing cloud environment.Knowledge Risk Management and Governance using NIST guideline.Clearance Requirements: Must have a current/active Top Secret security clearance with SCI eligibility.Applicant may also undergo a Polygraph. Physical Requirements:Must be able to remain in a stationary position 50%.Frequently communicates with co-workers, management and customers, which may involve delivering presentations. Must be able to exchange accurate information in these situations.

Type of Requisition:RegularClearance Level Must Currently Possess:Top Secret SCI + PolygraphClearance Level Must Be Able to Obtain:Top Secret SCI + PolygraphPublic Trust/Other Required:NoneJob Family:Software DevelopmentJob Qualifications:Skills:Amazon Web Services (AWS), AWS Cloud Computing, DevOpsCertifications:NoneExperience:10 + years of related experienceUS Citizenship Required:YesJob Description:This is a unique opportunity for an experienced software developer to design and develop AWS-based solutions. In this role you will work across several small project teams in helping to shape a DevOps culture. Please apply if you are a talented Cloud Engineer to passionate about stable and resilient cloud environments.REQUIRED SKILLS:Ability to design, develop, and deploy modular cloud-based systemsExperience with provisioning infrastructure as code (IaC) using languages such as Python. Implementing comprehensive DevOps strategies and application requirements.Demonstrated experience utilizing DevOps tools, such as GitHub and Jenkins, to enable continuous integration and continuous deliveryExperience with DevOps/Platforms: Amazon Web Services (S3, RDS, EC2, ECS, Lambda, SQS, SNS, CloudFormation, etc.), Docker, Ansible. Experience in design, developing IaC using Terraform/Cloud Formation/Ansible supporting a multi-cloud deploymentIdentify, analyze, and resolve infrastructure vulnerabilities and application deployment issuesRegularly review existing systems and make recommendations for improvements and cost efficiencies.Develop and maintain cloud solutions in accordance with customer best practices and guidance.Demonstrated experience working with Agile Scrum based development team. Experience with interacting with clients, provide cloud support, and make recommendations based on customer needsDeveloping capabilities and updates for Linux-based applications in AWS cloud environmentsEnsuring recovery, supporting testing, and conducting O&M activities.Ensuring that performance, security, and other requirements are met.Supporting Security personnel in obtaining and maintaining ATO.DESIRED SKILLS:Experience using multiple languages and frameworks (e.g. Python, Java, Javascript, vue, or others)Demonstrated experience with developing in Ruby/Ruby on Rails;WHAT YOU'LL NEED TO SUCCEED:Education: Bachelor’s Degree in Computer Science, Engineering, or a related technical discipline, or the equivalent combination of education, technical certifications or training, or work experience.Experience: 15+ yearsLocation: Herndon, VA, on customer siteSecurity Clearance Level: TS/SCI with Polygraph#GDITEnhanced2025#OpportunityOwned#GDITCareers#WeAreGDIT#JETThe likely salary range for this position is $152,737 - $206,645. This is not, however, a guarantee of compensation or salary. Rather, salary will be set based on experience, geographic location and possibly contractual requirements and could fall outside of this range.Scheduled Weekly Hours:40Travel Required:NoneTelecommuting Options:OnsiteWork Location:USA VA HerndonAdditional Work Locations:Total Rewards at GDIT:Our benefits package for all US-based employees includes a variety of medical plan options, some with Health Savings Accounts, dental plan options, a vision plan, and a 401(k) plan offering the ability to contribute both pre and post-tax dollars up to the IRS annual limits and receive a company match. To encourage work/life balance, GDIT offers employees full flex work weeks where possible and a variety of paid time off plans, including vacation, sick and personal time, holidays, paid parental, military, bereavement and jury duty leave. To ensure our employees are able to protect their income, other offerings such as short and long-term disability benefits, life, accidental death and dismemberment, personal accident, critical illness and business travel and accident insurance are provided or available. We regularly review our Total Rewards package to ensure our offerings are competitive and reflect what our employees have told us they value most.We are GDIT. A global technology and professional services company that delivers consulting, technology and mission services to every major agency across the U.S. government, defense and intelligence community. Our 30,000 experts extract the power of technology to create immediate value and deliver solutions at the edge of innovation. We operate across 50 countries worldwide, offering leading capabilities in digital modernization, AI/ML, Cloud, Cyber and application development. Together with our clients, we strive to create a safer, smarter world by harnessing the power of deep expertise and advanced technology.Join our Talent Community to stay up to date on our career opportunities and events atgdit.com/tc.Equal Opportunity Employer / Individuals with Disabilities / Protected Veterans

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

Type of Requisition:RegularClearance Level Must Currently Possess:Top Secret SCI + PolygraphClearance Level Must Be Able to Obtain:Top Secret SCI + PolygraphPublic Trust/Other Required:NoneJob Family:Software DevelopmentJob Qualifications:Skills:Cloud Development, React.js, Software DevelopmentCertifications:NoneExperience:3 + years of related experienceUS Citizenship Required:YesJob Description:Work with cutting-edge applications that help advance the mission as a Software Developer at GDIT. Your work will have you fully immersed in our client’s domain in order to deliver simple solutions for their complex needs. At GDIT, you’ll prioritize the client while we prioritize your career.At GDIT, people are our differentiator. As a Software Developer you will help ensure today is safe and tomorrow is smarter. Our work depends on Software Developer joining our team to meet the Customers data driven mission needs by providing robust, reliable, resilient and scalable solutions.HOW A SOFTWARE DEVELOPER WILL MAKE AN IMPACTWe are seeking an experienced Software Developer with a strength and preference for front-end development (in React), developing responsive interfaces for our mission users.Additionally you may create administrative interfaces that promote to mission user use to increase system adoption.When you are not working on new interface requirements, you will support the rest of the development team in the full software development lifecycle.WHAT YOU’LL NEED TO SUCCEED:Education: Bachelor's Degree in Computer Science or related field, or relevant years of experienceExperience: 3+ years of related experienceRequired Technical Skills: JavaScript, React, Node.js, Python, AWS cloud developmentSecurity Clearance Level: TS/SCI/PolygraphRequired Skills and Abilities:Ability to work collaboratively with Agile/Scrum delivery teamsPreferred Skills: Working with large-scale, serverless cloud-based architectures to deliver scalable and reliable systemsLocation: Hybrid - at least 3 days in office (Herndon, VA) with up to 2 days remoteUS Citizenship RequiredGDIT IS YOUR PLACE:401K with company matchComprehensive health and wellness packagesInternal mobility team dedicated to helping you own your careerProfessional growth opportunities including paid education and certificationsCutting-edge technology you can learn fromRest and recharge with paid vacation and holidays#JET#GDITEnhanced2025The likely salary range for this position is $127,500 - $172,500. This is not, however, a guarantee of compensation or salary. Rather, salary will be set based on experience, geographic location and possibly contractual requirements and could fall outside of this range.Scheduled Weekly Hours:40Travel Required:Less than 10%Telecommuting Options:HybridWork Location:USA VA HerndonAdditional Work Locations:Total Rewards at GDIT:Our benefits package for all US-based employees includes a variety of medical plan options, some with Health Savings Accounts, dental plan options, a vision plan, and a 401(k) plan offering the ability to contribute both pre and post-tax dollars up to the IRS annual limits and receive a company match. To encourage work/life balance, GDIT offers employees full flex work weeks where possible and a variety of paid time off plans, including vacation, sick and personal time, holidays, paid parental, military, bereavement and jury duty leave. To ensure our employees are able to protect their income, other offerings such as short and long-term disability benefits, life, accidental death and dismemberment, personal accident, critical illness and business travel and accident insurance are provided or available. We regularly review our Total Rewards package to ensure our offerings are competitive and reflect what our employees have told us they value most.We are GDIT. A global technology and professional services company that delivers consulting, technology and mission services to every major agency across the U.S. government, defense and intelligence community. Our 30,000 experts extract the power of technology to create immediate value and deliver solutions at the edge of innovation. We operate across 50 countries worldwide, offering leading capabilities in digital modernization, AI/ML, Cloud, Cyber and application development. Together with our clients, we strive to create a safer, smarter world by harnessing the power of deep expertise and advanced technology.Join our Talent Community to stay up to date on our career opportunities and events atgdit.com/tc.Equal Opportunity Employer / Individuals with Disabilities / Protected Veterans

ManTech seeks a GNOC Systems Administrator 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:Maintain a 24/7 presence to manage an entire domain with over 40 garrison and tactical sites.Work will be in shifts to include nights, weekends, and up to 12-hour workdays with a changing/rotating schedule.Assist in administering and maintaining Windows servers, Windows workstations, virtual machines, and other critical systems in an enterprise environment.Able to use System Center Operations Manager (SCOM) and Service Manager Console to monitor enterprise services and generate tracking tickets as needed. Provide user support for all enterprise services.Diagnose and resolve technical hardware and software issues by conducting basic and tier II troubleshooting for servers, workstations, and applications within the active directory environment providing first call resolution to incident reports and requests for service.Open an incident response ticket for all incidents and open a service ticket for all service requests. Monitor all tickets from creation to resolution to closure.Assist and support with account creations, resetting passwords, troubleshooting system and network problems, installation of hardware and workstations, unlocking accounts, and transferring data.Minimum Qualifications:At least 3 years of related Systems Administration experienceMeet DoD 8570 IAT Level II requirementsWorking knowledge of SCOM, ServiceNow, and Active directory (user account creation, password resetting, Kerberos setup, PKI setup).Set-up, configuration, and support of internal and external networks.Developing and maintaining disaster recovery solutions and documentation.Working knowledge of PowerShell scripting using any/all the respective plugins related to the applicable technologies.Working knowledge of DoD STIGs related to the applicable technologies and how to implement, mitigate, and write POA&M statements.Preferred Qualifications:Bachelor’s DegreeKnowledge of standard DoD and Marine Corps concepts, practices, and procedures. Familiarity with Navy/Marine Corps interoperability requirements is preferred.Active Directory, Group Policy, Linux OS, Networks, MS Exchange, MS Lync, SCCM, ServiceManager, MS Hyper-V, MS SQL Server, Networked Printers/Services, Distributed File Services, Data Protection Manager, SMB, JavaScript, SharePoint.Clearance Required:Must have an Active TS/SCIPhysical Requirement: Sedentary Work

Type of Requisition:RegularClearance Level Must Currently Possess:Top Secret SCI + PolygraphClearance Level Must Be Able to Obtain:Top Secret SCI + PolygraphPublic Trust/Other Required:NoneJob Family:Software EngineeringJob Qualifications:Skills:Complex Systems, Software Design, Software Development, Software SystemsCertifications:NoneExperience:5 + years of related experienceUS Citizenship Required:YesJob Description:Deliver simple solutions to complex problems as a Software Engineer Sr Advisor at GDIT. Here, you’ll tailor cutting-edge solutions to the unique requirements of our clients. With a career in application development, you’ll make the end user’s experience your priority and we’ll make your career growth ours.As a Software Engineer Sr Advisor you will help ensure today is safe and tomorrow is smarter. Our work depends on Software Engineer Sr Advisor joining our team who is interested in designing, developing and maintaining essential software systems. The optimal candidate will have demonstrated experience integrating solutions with graph databases, such as JanusGraph. They will also have a strong background in systems software development, experience with 3rd party system integration, expertise in ElasticSearch, and a solid understanding of data modeling concepts. This is a fantastic opportunity to work on a challenging project that requires innovative solutions and collaborative problem-solving.QUALIFICATIONSBachelor’s Degree in Computer Science, Electrical or Computer Engineering or a related technical discipline, or the equivalent combination of education, technical training, or work/military experience.5+ years of related software development experience.REQUIRED KNOWLEDGE/SKILLSExtensive expertise in Python and NodeJS5+ years of experience in systems software development in NodeJS or PythonStrong proficiency working with graph databases (for example JANUS Graph) and graph query languagesProven experience with 3rd party system integration using APIs, webhooks and other integration methodsStrong understanding of software design patterns, principles and best practicesExcellent problem-solving skills, with the ability to work effectively in a team environmentBasic understanding of data modeling concepts, including entity-relationship, data normalization, and denormalizationExperience with Git workflows, including feature branching, pull requests and code reviewsAbility to work effectively in a Linux-based development environmentDESIRED KNOWLEDGE/SKILLSHands on experience with AWS Lambda, EventBridge and SQSExperience with Node.js, Express, MongoDB and CassandraIn-depth knowledge of ElasticSearch, including indexing, querying and aggregationKnowledge of containerization leveraging KubernetesFamiliarity with CI/CD pipelines and automation tools such as Jenkins or CircleCIHands-on experience working with message brokers such as RabbitMQ or AWS SQSKEY RESPONSIBILITIESDesign, develop, test, and deploy scalable and efficient software solutionsCollaborate with cross-functional teams to identify and prioritize project requirementsParticipate with code reviews and ensure high-quality, modular, and reusable codeTroubleshoot and debug issues in the application, including performance optimization and error handlingStay up-to-date with industry trends and emerging technologies, applying this knowledge to improve our applicationDesign and implement data models that meet the needs of the application, ensuring data consistency and integrityLocation: On Customer SiteGDIT IS YOUR PLACE:401K with company matchComprehensive health and wellness packagesInternal mobility team dedicated to helping you own your careerProfessional growth opportunities including paid education and certificationsCutting-edge technology you can learn fromRest and recharge with paid vacation and holidays#OpportunityOwned#GDITCareers#WeAreGDIT#JET#GDITEnhanced2025The likely salary range for this position is $157,250 - $212,750. This is not, however, a guarantee of compensation or salary. Rather, salary will be set based on experience, geographic location and possibly contractual requirements and could fall outside of this range.Scheduled Weekly Hours:40Travel Required:NoneTelecommuting Options:OnsiteWork Location:USA VA HerndonAdditional Work Locations:Total Rewards at GDIT:Our benefits package for all US-based employees includes a variety of medical plan options, some with Health Savings Accounts, dental plan options, a vision plan, and a 401(k) plan offering the ability to contribute both pre and post-tax dollars up to the IRS annual limits and receive a company match. To encourage work/life balance, GDIT offers employees full flex work weeks where possible and a variety of paid time off plans, including vacation, sick and personal time, holidays, paid parental, military, bereavement and jury duty leave. To ensure our employees are able to protect their income, other offerings such as short and long-term disability benefits, life, accidental death and dismemberment, personal accident, critical illness and business travel and accident insurance are provided or available. We regularly review our Total Rewards package to ensure our offerings are competitive and reflect what our employees have told us they value most.We are GDIT. A global technology and professional services company that delivers consulting, technology and mission services to every major agency across the U.S. government, defense and intelligence community. Our 30,000 experts extract the power of technology to create immediate value and deliver solutions at the edge of innovation. We operate across 50 countries worldwide, offering leading capabilities in digital modernization, AI/ML, Cloud, Cyber and application development. Together with our clients, we strive to create a safer, smarter world by harnessing the power of deep expertise and advanced technology.Join our Talent Community to stay up to date on our career opportunities and events atgdit.com/tc.Equal Opportunity Employer / Individuals with Disabilities / Protected Veterans

Currently, ManTech is seeking a motivated, career and customer-oriented Applications Developer to help support our current USMC contract out of Quantico, VA.We are looking for a new teammate to support our Marine Corps customer in areas related to Knowledge Management. Specifics involve anything and everything related to creating, maintaining, optimizing, troubleshooting, and decommissioning applications that help our customer meet their mission strategy. Customer support ranges from complex mission critical needs to increasing morale and wellbeingResponsibilities include but are not limited to:Develop new user-facing featuresUpdate and maintain existing applications to meet the command’s mission needsBuild reusable code and libraries for future useEnsure the technical feasibility of UI/UX designsOptimize applications for maximum speed and scalabilityTest, validate, and receive customer acceptance of new or optimized functionalityCollaborate with other team members and stakeholdersInterface with customers/stakeholders to collect and analyze requirementsTranslate the possible to stakeholders for requirement refinementIntegrate other’s tools to meet the command’s mission needsSystems engineering, systems administration, development, security, operations related taskingCreate documentation to include, but not limited to, code comments, user guides, admin manuals, test procedures, test resultsTrain peers on concepts and methods usedMinimum Qualifications:Bachelors Degree and at least 5 years of related experience with software development and systems administration to include the following: (Additional 2 years of experience may be substituted in lieu of degree)Familiar with ServiceNowExperience with scripting techniques and incorporating into frameworks such as, but not limited to, SharePoint and ServiceNowUnderstanding of web site development, customization, branding, authentication, and client-side applicationsExperience with HTML/CSS/JavaScript and JavaScript Frameworks such as jQueryStrong understanding of JavaScript, its quirks, and workaroundsBasic understanding of web markup, including HTML5 and CSS3Experience working in a lean/agile development environment with remote teamsExceptional communication, organization, and leadership skillsExcellent troubleshooting, debugging and optimization skillsInterest in learning new tools, methods, and technologiesPreferred Qualifications:Proficient understanding of cross-browser compatibility issues and ways to work around such issuesProficient understanding of code versioning toolsGood understanding of browser rendering behavior and performanceFront End Web or UI Design ExperienceSecurity + CE or equivalent/higher 8570 cert40 hours proof of ‘system administrative’ training.Cloud experienceExperience with ServiceNow development, administration, and brandingExperience with DoD STIGs to include Linux, databases, and websitesClearance Requirement: Must have an Active Top Secret/SCI DoD clearancePhysical Requirement:Sedentary work

ManTech seeks a motivated, career and customer-oriented Senior Application Developer to join our team in Chantilly, VA 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 practicesDeploying code to development, test, and production environments using existing DevOps infrastructure/toolsMinimum Qualifications:High School Diploma/GED with 10+ years of experience in the Information Technology fieldExperience with HTML, CSS, JavaScript, and at least one modern front-end framework, preferably AngularExperience with, or knowledge of, the Spring Framework and RESTful servicesExperience with, or knowledge of, SQL and 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:Must be able to remain in a stationary position 50%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.

ManTech seeks a motivated, career and customer-oriented Senior Data Scientist to join our team in Chantilly, VA. The Senior Data Scientist will possess a diverse range of data-focused skills and experience, both technical and analytical. They will have a strong desire and capability for problem solving, data analysis and troubleshooting, analytical thinking, and experimentation, with a particular interest or aptitude in the Cloud arena.Responsibilities include but are not limited to:Working with large, complex, and disparate data setsDesigning and implementing innovative ways to analyze and exploit the Sponsor’s data holdings, particularly Cloud-related data holdingsResearching and reporting on a wide variety of Sponsor inquiriesRaising proactive inquiries to the Sponsor based on observations and proposed data analysis/exploitationSolving difficult, non-routine problems by applying advanced analytical methodologies, and improving analytic methodologiesDeveloping custom searchesCommunicating and coordinating with internal and external partners as neededMinimum Qualifications:High School Diploma/GED with 10+ years of experience in the Information Technology field; A master's degree in relevant Information Technology field can replace 1 years of experience; and/or each relevant information technology certification may replace 6 months of experienceThorough knowledge of appropriate analytic tools and methodologies in one or more of the following:Applied mathematics (e.g. probability and statistics, formal modeling, computational social sciences)Computer programming (e.g. programming languages, math/statistics packages, computer science, machine learning, scientific computing)Ability to code or script in one or more general programming languageExperience with, and understanding of, algorithms for classification, regression, clustering, and anomaly detectionKnowledge of relational databases, including SQL and large-scale distributed systems (e.g. Hadoop), expertise with statistical data analysis (e.g. linear models, multivariate analysis, stochastic models, sampling methods), and demonstrated effectiveness in collecting information and accurately representing/visualizing it to non-technical third partiesPreferred Qualifications:Understanding of, and/or hands-on experience with, Cloud technologies, such as AWS, Microsoft Azure, etc.Experience working in a mission environment and/or with many different types of dataClearance 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

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

ManTech is seeking a Cyber Network Defense (CND) Analyst in Herndon, VA. As a CND Analyst on our team, you will use your expertise in Host Based Intrusion Detection Systems (IDS), Intrusion Prevention Systems (IPS) and specialized network defense to provide innovative and creative solutions to challenging cyber security problems. You will utilize the latest cyber tools available and assist with creating new ones while allowing you to advance the nation's information security posture. Join ManTech and help protect our country against our cyber adversaries while working on innovative projects that offer opportunities for advancement. We encourage our team members to share and grow their skills and expertise while creating robust and cutting-edge solutions. Join a team who protects and defends the largest target in the world.Responsibilities include, but are not limited to:Provide malicious code detection, intrusion detection, and information security tool development and integration.Utilize forensic analysis to identify malware, misuse, and/or unauthorized activity.Investigate and report on virus and malware alerts or incidents to determine root cause, entry point of code and damage risk.Analyze all data sources, including Internet, Intelligence Community (IC) reporting, security events, firewall logs, and other data sources to identify malware, misuse, unauthorized activity or other cyber security related concerns.Track intelligence using open source and classified sources to identify malicious code threats and provide solutions to counteract that threat.Manage and administer the tuning of rules, signatures, and custom content for CND applications and systems and identify potential conflicts with implementation of any CND tools within the enterprise and develop recommendations to remediate these conflictsProvide logical use case development.Provide and track requirements to engineering partners.Identify gaps in visibility or coverage of cyber defense systems.Prepare data analytics and reporting.Basic Qualifications:2+ years of experience in Network Defense, Network Operations, Cybersecurity, Network Engineering, Security Engineering, Information Security, Systems Architecture or Data AnalysisExperience writing script in programming languages such as Python, JavaScript, Yara or SnortExperience using SIEM tools for case development and applicationExperience with network security applications, protocols, and associated hardwareExperience with one or more of the following classes of enterprise cyber defense technologies:SysMon, Network and Host based IDS and IPS,Network and host-based malware detection and prevention, Network and Host malware detection and prevention (EDR/NDR) tools, Endpoint Detection & Response (EDR) and Network Detection & Response (NDR) ,Forensics tools and applications, Web/Email gateway security technologies, Security Orchestration, Automation and Response (SOAR),Cloud Based platforms such as Azure, AWS, or GoogleHigh School DiplomaPreferred Qualifications:Experience working with MITRE ATT&CKExperience with Splunk or Splunk Enterprise SecurityAbility to demonstrate interpersonal, organizational, writing, communications, and briefing skillsAbility to effectively use analytical and problem-solving skillsClearance requirement: Must have an active/Current TS/SCI with polygraphPhysical Requirements: Must be able to remain in a stationary position 50%

ManTech is seeking a Cyber Data Engineer in Herndon, VA. As a Cyber Data Engineer on our team, you will be responsible making data available, accessible, and secure to stakeholders. Join a team that creates data pipelines to collect and convert raw Cyber related data into formats usable by our cyber analysts and data scientists. Join ManTech and help protect our national security while working on innovative projects that offer opportunities for advancement. Responsibilities include, but are not limited to:Design, develop, and maintain data pipelines, and optimize systems for data collection, storage, access, and analytics at enterprise scale.Build and operationalize complex data solutions, correct problems, apply transformations, and recommend data cleansing and quality solutions.Perform data and system analysis, assessment and resolution for complex defects and incidents and correct as appropriate. Collaborate within and across teams to support delivery and educate end users on complex data products/analytic environment.Operate and manage a custom codebase and its integration with open-source and vendor data platforms and products.Perform analysis of complex sources to determine value and use and recommend data to include in analytical processes.Incorporate core data management competencies including data governance, data security and data quality.Test data movement, transformation code, and data components.Create robust and resilient data pipelines to connect data sources to analytics tools.Platform support including problem solving and debugging, especially for production issues.Required Qualifications:5+ years of hands-on experience in an enterprise-scale environmentExperience with software engineering using Python and software version control systems such as GitExperience developing, testing, implementing, and maintaining complex information technology applications, systems or servicesExperience working with various file formats like JSON, XML or similarExperience with data platforms like Elasticsearch/Kibana or SplunkExperience with data ETL pipeline including extraction, transformation, normalization, enrichment, correlation, and storageExperience or formal education in Cybersecurity or relevant certificationsHigh School diplomaPreferred Qualifications:Experience in analyzing and defining local and enterprise information system requirements, performing system or application design, developing capability prototypes, and transitioning applications to productionExperience with Cloud services (e.g., Lambdas, EC2s. and S3)Experience briefing others on your findings and recommendationsAbility to collaborate with others who are conducting research in the same, similar, or different areasClearance Requirements:Active/Current TS/SCI with polygraphPhysical Requirements:Sedentary position

ManTechseeks a motivated, career and customer-orientedEnterprise IT Support Officer (EITSO) - Installer (Switch Technician / VIST) to join our team inHerndon, VA. In this role, you will support a Dedicated Support Team supporting the Voice Program Recap Office (VPRO) installing network equipment, telephones (VoIP, analog, ISDN), voice media gateways and associated service modules.Responsibilities include, but are not limited to:Offer continued support to customers for troubleshooting and assisting with advanced features or issues related to the voice communication system to include but not limited to, assigning phone numbers, phone templates, voicemail, line appearances, call forwarding and other issues they may have.Provide technical support to end-users in the field and other IT staff in troubleshooting voice-related issues. Escalate complex problems to higher-level engineers or vendors when necessary.Performing high quality installations and troubleshooting a variety of telephones, running and terminating cables to voice switch equipment.Dressing cabling appropriately according to industry and Sponsor standards.Mounting voice and network equipment in racks, running and connecting both power and service cabling as appropriate.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 4+ years of experience, or a combination of education and work experience equivalent to 8+ years.Experience installing and troubleshooting telephone instruments and media gateways on the Sponsors classified and unclassified networks.Experience with configuring and troubleshooting telephony hardware, including IP phones, voice gateways, PBX systems, and voice servers.Understanding of call routing, dial plans, call forwarding, and voicemail systems configuration.Experience in a variety of cabling areas including 110 type cross connections, RJ45 patch panels, wire wrap terminals, copper cable terminations, DSX Panel T-1 cabling, fiber terminations.Excellent knowledge of various cabling methodologies, industry standards, troubleshooting techniques, and reading/understanding cable run lists.Preferred Qualifications:Experience with implementation on the Sponsor's new unclassified network LAN infrastructure.Related work experience in IT hardware and cabling installation.Experience in managing multiple installations or upgrades simultaneously, meeting deadlines, and coordinating resources effectively.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-orientedEnterprise IT Support Officer (EITSO) - Location Support Center (LSC) to join our team inHerndon, 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. Occasional late coverage until 8:00 p.m. when required.Minimum Qualifications:Bachelor’s Degree and 7+ years of experiences, or a combination of education and work experience equivalent to 11+ years. Minimum 7 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-orientedEnterprise IT Support Officer (EITSO) – Equipment & Video Installation Technician to join our team inHerndon, VA. In this role, you serve on a Dedicated Support Team of Network Video Installers supporting the StreamIT project. You will install network equipment, video media gateways and associates service modules.Responsibilities include, but are not limited to:Interface with end customers, providing expert support for classified and unclassified LAN infrastructure, including scripting, configuration, and troubleshooting.Manage IP network architecture, ensuring compliance with current and future standards for efficient integration and performance.Perform precise installations, cable terminations, and equipment mounting (e.g., video switch, network, and set-top boxes) to ensure seamless operation.Diagnose and resolve technical issues related to video services, leveraging advanced troubleshooting techniques.Conduct site surveys, ensuring accurate data collection and validation for engineering and VSIT teams, with adherence to sponsor and industry standards.Local travel will be required between customer buildings.May have supervisory responsibilities.Minimum Qualifications:BA/BS and 9 years of experiences, or a combination of education and work experience equivalent to 13 years. 9 years of direct experience installing and troubleshooting video equipment and media gateways on the Sponsors classified and unclassified networks.Expertise in implementing infrastructure networks, including classified and unclassified LAN environments for the sponsor, with proficiency in scripting, configuration, cutover, and troubleshooting.Skilled in installing and troubleshooting video and media gateways on both classified and unclassified sponsor networks.Extensive experience with diverse cabling systems, including 110-type cross connections, RJ45 patch panels, wire wrap terminals, copper cable terminations, DSX Panel T-1 cabling, and fiber terminations.In-depth knowledge of various cabling methodologies, industry standards, and troubleshooting techniques.Proficient in interpreting and utilizing cable run lists for efficient network setup and maintenance.Preferred Qualifications:Experience with implementation on the Sponsor's new unclassified network LAN infrastructure.Video installation experience.Related work experience in IT hardware and cabling installation.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 or more, 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-orientedEnterprise IT Support Officer (EITSO) - Installer (Switch Technician / VIST) to join our team inHerndon, VA. In this role, you will support a Dedicated Support Team supporting the Voice Program Recap Office (VPRO) installing network equipment, telephones (VoIP, analog, ISDN), voice media gateways and associated service modules.Responsibilities include, but are not limited to:Offer continued support to customers for troubleshooting and assisting with advanced features or issues related to the voice communication system to include but not limited to, assigning phone numbers, phone templates, voicemail, line appearances, call forwarding and other issues they may have.Provide technical support to end-users in the field and other IT staff in troubleshooting voice-related issues. Escalate complex problems to higher-level engineers or vendors when necessary.Performing high quality installations and troubleshooting a variety of telephones, running and terminating cables to voice switch equipment.Dressing cabling appropriately according to industry and Sponsor standards.Mounting voice and network equipment in racks, running and connecting both power and service cabling as appropriate.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 4+ years of experience, or a combination of education and work experience equivalent to 8+ years.Experience installing and troubleshooting telephone instruments and media gateways on the Sponsors classified and unclassified networks.Experience with configuring and troubleshooting telephony hardware, including IP phones, voice gateways, PBX systems, and voice servers.Understanding of call routing, dial plans, call forwarding, and voicemail systems configuration.Experience in a variety of cabling areas including 110 type cross connections, RJ45 patch panels, wire wrap terminals, copper cable terminations, DSX Panel T-1 cabling, fiber terminations.Excellent knowledge of various cabling methodologies, industry standards, troubleshooting techniques, and reading/understanding cable run lists.Preferred Qualifications:Experience with implementation on the Sponsor's new unclassified network LAN infrastructure.Related work experience in IT hardware and cabling installation.Experience in managing multiple installations or upgrades simultaneously, meeting deadlines, and coordinating resources effectively.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-orientedEnterprise IT Support Officer (EITSO) - Location Support Center (LSC) to join our team inTysons, 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.

ManTech seeks a motivated, career and customer-oriented Cybersecurity Analyst - Nights to join our team in Tysons, VA The Cybersecurity Analyst will monitor Air Gapped Security Fabrics through managed SECOPs Tools.Responsibilities include but are not limited to:Monitoring Operations Center IT an infrastructure for a 24x7 mission critical SECOPs function.Performing event analysis within SIEM, leveraging systems to develop response tickets within case management tooling.Troubleshoot and coordinate with TIER 2 Analysts for event escalation and follow defined security playbooks for environments.Drive enhanced Security Posture through detections & response compliance.A customer first attitude is a mustWork Shift: Wed-Sun 0000-1000. Schedules are subject to change based on business needs.Minimum Qualifications:High School Diploma/GED with 4+ years of experience in Security Operations, Cyber Security, and/or Systems Administration.Experience with SIEM, IDS, EDR, and Case Management Tools.Experience with supporting operating systems, networking, scripting and automation, and Security Application troubleshooting.An active 8140 CertificationPreferred Qualifications:Bachelor's degree in Information Technology/Computer Science field or equivalent practical experience.Experience in working with SOC systems/networks and supporting Security Detections DevelopmentExperience with security alert tuning, in partnership with TIER 2 and TIER 3 (Engineering) TeamsExperience with creating scripts to automate common tasks.Experience in developing Threat Reports, translating IOCs and alerts into narrative overviews.Understanding of local and wide area networks (LAN/WAN) and mobile computing environments.Understanding of STIG and hardening practicesClearance Requirements:An active TS/SCI with Polygraph clearancePhysical Requirements:Frequently moves Audio/Visual or Computer equipment weighing up to 50 pounds across and/or around a business campus or large facility.The person in this position needs to occasionally move about inside the office to access filing cabinets, office machinery, etc.Frequently communicates with co-workers, management, and customers, which may involve delivering presentationsConstantly positions self to maintain equipment, including under desks and in network closets.

ManTech seeks a motivated, career and customer-oriented Cybersecurity Analyst - Nights to join our team in Tysons, VA The Cybersecurity Analyst will monitor Air Gapped Security Fabrics through managed SECOPs Tools.Responsibilities include but are not limited to:Monitoring Operations Center IT an infrastructure for a 24x7 mission critical SECOPs function.Performing event analysis within SIEM, leveraging systems to develop response tickets within case management tooling.Troubleshoot and coordinate with TIER 2 Analysts for event escalation and follow defined security playbooks for environments.Drive enhanced Security Posture through detections & response compliance.A customer first attitude is a mustWork Shift: Weds-Sun 2pm to 12am. Schedules are subject to change based on business needs.Minimum Qualifications:High School Diploma/GED with 4+ years of experience in Security Operations, Cyber Security, and/or Systems Administration.Experience with SIEM, IDS, EDR, and Case Management Tools.Experience with supporting operating systems, networking, scripting and automation, and Security Application troubleshooting.An active 8140 CertificationPreferred Qualifications:Bachelor's degree in Information Technology/Computer Science field or equivalent practical experience.Experience in working with SOC systems/networks and supporting Security Detections DevelopmentExperience with security alert tuning, in partnership with TIER 2 and TIER 3 (Engineering) TeamsExperience with creating scripts to automate common tasks.Experience in developing Threat Reports, translating IOCs and alerts into narrative overviews.Understanding of local and wide area networks (LAN/WAN) and mobile computing environments.Understanding of STIG and hardening practicesClearance Requirements:An active TS/SCI with Polygraph clearancePhysical Requirements:Frequently moves Audio/Visual or Computer equipment weighing up to 50 pounds across and/or around a business campus or large facility.The person in this position needs to occasionally move about inside the office to access filing cabinets, office machinery, etc.Frequently communicates with co-workers, management, and customers, which may involve delivering presentationsConstantly positions self to maintain equipment, including under desks and in network closets.

ManTech seeks a motivated, career and customer-oriented Cybersecurity Analyst - Days to join our team in Tysons, VA The Cybersecurity Analyst will monitor Air Gapped Security Fabrics through managed SECOPs Tools.Responsibilities include but are not limited to:Monitoring Operations Center IT an infrastructure for a 24x7 mission critical SECOPs function.Performing event analysis within SIEM, leveraging systems to develop response tickets within case management tooling.Troubleshoot and coordinate with TIER 2 Analysts for event escalation and follow defined security playbooks for environments.Drive enhanced Security Posture through detections & response compliance.A customer first attitude is a mustWork Shift: Monday-Friday 7am-3pm. Schedules are subject to change based on business needs.Minimum Qualifications:High School Diploma with 4+ years of experience in Security Operations, Cyber Security, and/or Systems Administration.Experience with SIEM, IDS, EDR, and Case Management Tools.Experience with supporting operating systems, networking, scripting and automation, and Security Application troubleshooting.An active 8140 CertificationPreferred Qualifications:Bachelor's degree in Information Technology/Computer Science field or equivalent practical experience.Experience in working with SOC systems/networks and supporting Security Detections DevelopmentExperience with security alert tuning, in partnership with TIER 2 and TIER 3 (Engineering) TeamsExperience with creating scripts to automate common tasks.Experience in developing Threat Reports, translating IOCs and alerts into narrative overviews.Understanding of local and wide area networks (LAN/WAN) and mobile computing environments.Understanding of STIG and hardening practicesClearance Requirements:An active TS/SCI with Polygraph clearancePhysical Requirements:The person in this position needs to occasionally move about inside the office to access filing cabinets, office machinery, etc.Frequently communicates with co-workers, management, and customers, which may involve delivering presentationsConstantly positions self to maintain equipment, including under desks and in network closets.