• Chief Engineer

    Leidos (Chantilly, VA)
    …Chantilly, VA + Tucson, AZ + Denver, CO + St. Louis, MO **Clearance Level Required:** Top Secret with the ability to obtain SCI, as well as a Polygraph. ... Leidos National Security Sector combines technology-enabled services and mission software capabilities in the areas of cyber, logistics, security...Master's with 10+ years of prior relevant experience. + Top Secret with the ability to obtain… more
    Leidos (09/25/25)
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  • Cleared AI/ML Engineer (Multiple Levels)

    Noblis (Chantilly, VA)
    …is seeking to hire an AI/ML Engineer (Multiple Levels) with an ACTIVE Top ** ** Secret with SCI and Polygraph in Chantilly, VA** As an experienced AI/ML ... in Linux and Windows environments and managing resources for efficiency. + **ACTIVE Top Secret with SCI and Polygraph** + **Required Technologies:** + Python… more
    Noblis (07/10/25)
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  • Software Engineer

    ManTech (Herndon, VA)
    ManTech seeks a motivated, career and customer-oriented ** Software Engineer ** to join our team in **Herndon, VA.** **Responsibilities include but are not limited ... to:** + As a full stack Software Engineer , you will support building frontend,... engineering experience or a Master's of Science with 3 + years of software engineering. + Demonstrated… more
    ManTech (09/16/25)
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  • Windows Engineer

    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 offering a ... part of a team. + Strong communication skills, both written and verbal. + Top - Secret security clearance with SCI Poly. **Education:** + Bachelor's degree in… more
    Koniag Government Services (07/12/25)
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  • Full Stack Java Developer

    Arena Technical Resources, LLC (Chantilly, VA)
    …ID: ATR 17054 Job Description Java Full Stack Developer Job Location: Chantilly, VA Active Top Secret or TS /SCI security clearance. Need to have Current Poly ... Our client is looking for a self-starting, team-oriented Mid-to-Senior Software Engineer to join our dynamic development...and development and usage with RESTful web services -Active Top Secret or TS /SCI security… more
    Arena Technical Resources, LLC (09/30/25)
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  • Navigation Engineer

    The Boeing Company (Herndon, VA)
    …and/or internationally depending on business needs. This position requires an **active Top Secret ** US Security Clearance (US Citizenship Required). (A US ... on candidate eligibility. **Security Clearance** This position requires an active US Top Secret Security Clearance (US Citizenship Required). (A US Security… more
    The Boeing Company (09/25/25)
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  • Mid Level Systems Engineer

    Amentum (Dahlgren, VA)
    …Information Assurance Technical (IAT) Level II certification. + Must have an Active Top Secret /SCI US Government Clearance. Note: US Citizenship is required to ... Amentum is seeking Mid Level Systems Engineer to join our team. The role requires a...maintain a Top Secret /SCI Clearance + Candidates must maintain a… more
    Amentum (08/14/25)
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  • Software Integration Engineer

    Leidos (Chantilly, VA)
    …management skills to manage a client's integration with our services + Debug software issues, investigate root causes, and recommend fixes + Brief Program and/or ... analyzing, and documenting an organization's enterprise IT architecture + Perform software testing or validation procedures, improving the procedures as needed +… more
    Leidos (08/28/25)
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  • Software Engineer

    Huntington Ingalls Industries (Fort Belvoir, VA)
    software solutions for our clients. We are currently seeking a talented and experienced Software Engineer to join our team. As a Software Engineer , ... Enlighten, honored as a Top Workplace from USA Today, is a leader...clients. If you are a self-motivated, creative, and detail-oriented software engineer who is passionate about developing… more
    Huntington Ingalls Industries (08/08/25)
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  • Network Engineer (Levels 2, 3 )

    CACI International (Charlottesville, VA)
    Network Engineer (Levels 2, 3 ) Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS /SCI Employee Type: Regular ... Services (TCS) program is actively hiring a team of TS /SCI cleared Network Engineers to support an Intelligence Community...and performance of the network including hardware and management software . + Develop and maintain a road map for… more
    CACI International (08/11/25)
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