• Senior Developer

    Koniag Government Services (Vienna, VA)
    …**Kadiak** and our government customer in Vienna, VA. **This position requires an active Top - Secret security clearance with SCI Poly. This opportunity is ... for new or existing IT application software on Unclassified, Secret and Top - Secret enclaves. Development...charts. + Translate detailed designs into computer software. + Test , fix, and refine the computer software to produce… more
    Koniag Government Services (07/12/25)
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  • Senior T&E SETA Engineer

    IronMountain Solutions, Inc. (Falls Church, VA)
    …Information Operations. + Demonstration and Experimentation. Clearance Requirements: Must have anActive Top Secret Security Clearance with SCIis required. ... 501179 Senior T&E SETA Engineer Work Location: Falls Church, Virginia Schedule: Full...to the supervisor Preferred Experience: + 10+ years' experience test positions, specifically formal Developmental Test /Operational … more
    IronMountain Solutions, Inc. (04/22/25)
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  • Senior Technical Support Engineer

    Rocket Software (Richmond, VA)
    …in Microsoft SQL Server or Oracle + Knowledge/experience working with RACF, ACF2 or Top Secret . + Operating systems: IBM z/OS, Windows, Red Hat Linux, Sun ... what they're doing!** **Job Description Summary:** The Senior Technical Support Engineer provides technical direction and leadership in the support, development and… more
    Rocket Software (07/04/25)
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  • Senior Software Engineer /AFSIM Modeler

    KBR (Reston, VA)
    …proficiency in C++, Python, or other programming language + Active Top - Secret clearance with Sensitive Compartmented Information (SCI) eligibility Desired: ... Title: Senior Software Engineer /AFSIM Modeler Belong. Connect. Grow. with KBR! KBR's.../AFSIM Modeler Belong. Connect. Grow. with KBR! KBR's National Security Solutions team provides high-end engineering and advanced technology… more
    KBR (07/01/25)
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  • DevOps Engineer

    ManTech (Norfolk, VA)
    … Security Clearance with the ability to obtain and maintain an Active Top Secret / SCI security clearance **Physical Requirements:** + Must be able ... ManTech seeks a motivated, career and customer-oriented **DevOps Engineer ** to join our team onsite in **Norfolk, Virginia.** This role will support the **Navy… more
    ManTech (06/05/25)
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  • Embedded Software Engineer

    Actalent (Arlington, VA)
    …Electrical Engineering, or a related STEM field. + US Citizenship required. + Active Top Secret US Security Clearance required. Pay and Benefits The ... Job Title: Embedded Software Engineer Job Description We are hiring a skilled...hardware, software, and human integration requirements. + Execute engineering test , validation, and verification activities. + Validate and verify… more
    Actalent (07/15/25)
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  • Machine Learning Engineer

    William C Brown Inc (Springfield, VA)
    …will help ensure today is safe and tomorrow is smarter. Our work depends on TS /SCI cleared Machine Learning Engineer joining our team to support our intelligence ... Machine Learning Engineer EOE Statement We are an equal employment...US Citizenship Required Location Springfield Full-Time/Part-Time Full-Time Exempt/Non-Exempt Exempt Security Clearance Requirements Active TS / SCI… more
    William C Brown Inc (05/18/25)
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  • Associate Systems Engineer

    The Boeing Company (Springfield, VA)
    …Engineering tests and transition related activities **This position requires an active Top Secret /SCI Security Clearance with adjudicated counter ... your future with us. The Boeing Defense, Space and Security (BDS), Space and Launch Division, is seeking a...Space and Launch Division, is seeking a **Associate Systems Engineer ** (Level 2) to join our team in **Springfield,… more
    The Boeing Company (07/10/25)
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  • Darpa SETA Surface and Subsurface Engineer

    Amentum (Arlington, VA)
    …engineering processes and procedures. + Must be able to obtain and maintain a Secret and TS /SCI US Government Clearance.Note: US Citizenship is required to ... and program management support services to some of the top agencies in the US government, including the Defense...obtain a Secret and TS /SCI Clearance **Desired Qualifications:** +… more
    Amentum (05/24/25)
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  • Software Assurance Engineer

    Leidos (Alexandria, VA)
    …testing. Additional relevant experience may be considered in lieu of degree. + Active DoD Top Secret clearance with SCI eligibility required + DoD 8570 IAM II or ... **Description** Leidos is currently seeking a Software Assurance (SwA) Engineer to ensure security is addressed holistically and systematically throughout the… more
    Leidos (07/10/25)
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