• Sr AI/ML Engineer

    KBR (Chantilly, VA)
    …Sr AI/ML Engineer Belong. Connect. Grow. with KBR! KBR's National Security Solutions team provides high-end engineering and advanced technology solutions to our ... space defense. KBR is seeking a highly qualified AI/ML Engineer to provide support for our customers in Chantilly,...effectively with all levels of internal and external leadership. Security Requirements: Must have an active TS -SCI… more
    KBR (10/21/25)
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  • Network Firewall Engineer

    CACI International (Sterling, VA)
    Network Firewall Engineer Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS /SCI with Polygraph Employee Type: ... The ideal candidate will work closely with the network security team to ensure the effective operation and ...experience + 10+ years of related work experience + TS /SCI with Poly + Exceptional organizational skills and attention… more
    CACI International (10/25/25)
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  • Facilities Engineer , Senior

    BOOZ, ALLEN & HAMILTON, INC. (Reston, VA)
    Facilities Engineer , Senior The Opportunity: As a facilities engineer , you understand the workings behind complex systems. That knowledge is key when it comes to ... of innovative technology. We are looking for a facilities engineer who can use their skills to help our...in engineering with MEP construction drawing sets + Active TS /SCI clearance; willingness to take a polygraph exam +… more
    BOOZ, ALLEN & HAMILTON, INC. (01/15/26)
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  • Lead Network Engineer

    CACI International (Springfield, VA)
    …designing or operating network technologies with an emphasis in DoD capabilities. * TS /SCI Security Clearance * Demonstrated experience leading design and ... Lead Network Engineer Job Category: Information Technology Time Type: Full...Time Type: Full time Minimum Clearance Required to Start: TS /SCI Employee Type: Regular Percentage of Travel Required: Up… more
    CACI International (12/12/25)
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  • Ground Mission Engineer

    SAIC (Chantilly, VA)
    **Description** Join a winning team! SAIC's National Security and Space (NSS) Sector is currently hiring to advance space capabilities supporting our Department of ... & integration and more. This position is for a **Ground Mission Engineer ** for a large, multi-year contract supporting a cutting-edge and innovative space… more
    SAIC (11/13/25)
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  • Cyber Automation Engineer

    BOOZ, ALLEN & HAMILTON, INC. (Reston, VA)
    Cyber Automation Engineer Key Role: Maintain responsibility for the successful installation, configuration, and integration of the Cyber Asset Attack Surface ... environments. Leverage an understanding of IT infrastructure, networking, and security tools to ensure seamless data onboarding and high...APIs and their usage for data integration + Active TS /SCI clearance; willingness to take a polygraph exam +… more
    BOOZ, ALLEN & HAMILTON, INC. (12/30/25)
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  • Software Engineer

    Tetrad Digital Integrity LLC (Fort Belvoir, VA)
    …threats and vulnerabilities in this digital age. We are looking for a Software Engineer to support our customer in Fort Belvoir on a 100% onsite capacity. As ... efficient and effective systems for our clients. QUALIFICATIONS: + TS /SCI clearance is required + Experience with programming languages...GED and 7+ years of experience as a Software Engineer , or Bachelor's degree and 3+ years of experience… more
    Tetrad Digital Integrity LLC (12/11/25)
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  • Senior Software Engineer

    KBR (Chantilly, VA)
    …and managing a backlog of requirements) + Experience with Neural Networks/Machine Learning Security Requirements: Must have an active TS -SCI with a current CI ... Title: Senior Software Engineer KBR is seeking a Senior Software ...Perform other duties as assigned Minimum Qualifications: + Active TS //SCI with CI Polygraph + Bachelor's degree in computer… more
    KBR (12/02/25)
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  • Senior Linux Engineer

    CACI International (Chantilly, VA)
    …cloud computing technologies, tools, and best practices. **Qualifications:** _Required:_ * An Active TS /SCI Clearance with Polygraph. * Security + or DoD 8570 IAT ... Senior Linux Engineer Job Category: Engineering Time Type: Full time...Time Type: Full time Minimum Clearance Required to Start: TS /SCI with Polygraph Employee Type: Regular Percentage of Travel… more
    CACI International (11/01/25)
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  • Cyber Reverse Engineer

    CACI International (Sterling, VA)
    Cyber Reverse Engineer Job Category: Engineering Time Type: Full time Minimum Clearance Required to Start: TS /SCI Employee Type: Regular Percentage of Travel ... Opportunity:** **Come be part of a unique team solving wide-ranging national security cyber and hardware challenges. Use your skills in interesting projects… more
    CACI International (12/24/25)
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