• Principal Network Systems Engineer

    Saliense Consulting (Arlington, VA)
    …clearance to be considered and must be eligible to obtain a Top Secret clearance. The Principal Network Systems Engineer will be responsible for leading ... now hiring a Senior Technical Consultant (Principal Network Systems Engineer ) to join our team in support of our...(DoD 8570 IAT Level II Computing Environment Cert) + Top Secret Clearance Saliense Consulting LLC provides… more
    Saliense Consulting (10/01/25)
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  • Cleared AI/ML Engineer (Multiple Levels)

    Noblis (Chantilly, VA)
    …**Noblis is seeking to hire an AI/ML Engineer (Multiple Levels) with an ACTIVE Top ** ** Secret with SCI and Polygraph in Chantilly, VA** As ... and Windows environments and managing resources for efficiency. + ** ACTIVE Top Secret with SCI...engineer has familiarity with industry best practices for software /hardware optimization specifically related to running ML models of… more
    Noblis (10/08/25)
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  • Sr Principal Network Engineer

    General Dynamics Information Technology (Arlington, VA)
    …and leadership to less-experienced network personnel. What you'll need to be successful: + Active Top Secret /SCI security clearance + 10+ years of experience ... **Type of Requisition:** Regular **Clearance Level Must Be Able to Obtain:** Top Secret /SCI **Public Trust/Other Required:** None **Job Family:** IT… more
    General Dynamics Information Technology (11/06/25)
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  • Software Engineer

    CACI International (Sterling, VA)
    Software Engineer Job Category: Engineering Time Type: Full time Minimum Clearance Required to Start: TS /SCI with Polygraph Employee Type: Regular Percentage ... investigation of operational issues **Qualifications:** _Required:_ * Java development using Spring * Active TS /SCI with CI Polygraph * 5 years of experience in… more
    CACI International (10/16/25)
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  • Systems Engineer , Senior

    CGI Technologies and Solutions, Inc. (Arlington, VA)
    …of experience * Security Clearance: TS /SCI with ability to obtain Poly. Active TS /SCI with Poly highly desired * Technical Proficiency: Strong understanding ... **Systems Engineer , Senior** **Category:** Software Development/ Engineering...Clearance: TS /SCI with ability to obtain Poly. Active TS /SCI with Poly highly desired *… more
    CGI Technologies and Solutions, Inc. (09/30/25)
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  • Senior Modeling & Simulation Engineer

    SAIC (Dahlgren, VA)
    …degree in Engineering, Computer Science, Physics, or a related field. **Security Clearance:** + Active Top Secret ( TS ) clearance associated with specific ... **Description** SAIC is seeking a full-time Modeling & Simulation (M&S) Engineer to support the Program Executive Office Integrated Warfare Systems (PEO IWS),… more
    SAIC (11/05/25)
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  • Network Engineer

    General Dynamics Information Technology (Springfield, VA)
    …RQ207777 **Type of Requisition:** Regular **Clearance Level Must Be Able to Obtain:** Top Secret SCI + Polygraph **Public Trust/Other Required:** None **Job ... + Develop and maintain network architecture diagrams. **Qualifications:** + Security Clearance: active TS /SCI POLY + 8+ years related technical experience in… more
    General Dynamics Information Technology (09/26/25)
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  • Software Engineer

    Arena Technical Resources, LLC (Chantilly, VA)
    Software Engineer Location: Chantilly, VA, US Job ID: ATR 17138 Job Description This is an opportunity to join a team of highly skilled TS /SCI professionals ... approaches for current intelligence needs. We are looking for Software Engineers or Experts who have a background in...in signal processing or real-time, streaming data processing. - Active TS /SCI Security Clearance Bonus Skills: -… more
    Arena Technical Resources, LLC (11/15/25)
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  • Systems Engineer (Associate, Mid-Level…

    The Boeing Company (Herndon, VA)
    …chemistry, physics, mathematics, data science, or computer science + This position requires an ACTIVE US Top Secret Security Clearance with SCI and the ... Defense, Space and Security is seeking two experienced **Systems Engineer (Associate, Mid-Level or Senior)** to join the team...for this position. **Security Clearance** This position requires an active US Top Secret /SCI Security… more
    The Boeing Company (11/17/25)
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  • Software Test Engineer

    CACI International (Chantilly, VA)
    Software Test Engineer Job Category: Information Technology...and 5 - 7 years of related experience. * Active and current TS /SCI with polygraph * CompTIA ... Time Type: Full time Minimum Clearance Required to Start: TS /SCI with Polygraph Employee Type: Regular Percentage of Travel...Opportunity:** : CACI has an immediate need for a Software Tester (ST) to support our Client in Chantilly,… more
    CACI International (10/31/25)
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