• Testing/Operations Manager

    Amentum (Springfield, VA)
    …conducting health and status checks of TROJAN systems. + Must possess a US government Top Secret security clearance with SCI eligibility (TS/SCI). Some ... duties to ensure timely, courteous, and quality support to customer or customer affiliates. Security Clearance : **Minimum Requirements:** + Must be a US Citizen +… more
    Amentum (06/27/25)
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  • Systems Engineer

    Guidehouse (Chantilly, VA)
    …skillsets. **What You Will Need** **:** + An ACTIVE and MAINTAINED " TOP SECRET " Federal or DoD security clearance . + Once onboard with Guidehouse, ... MUST be able to OBTAIN and MAINTAIN a Federal or DoD " TOP SECRET /SCI (TS/SCI)" security clearance . + Bachelor's degree with a focus in a STEM field of… more
    Guidehouse (07/25/25)
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  • Mid-Level Systems Engineer

    The Boeing Company (Herndon, VA)
    …for this position. ** Security Clearance ** This position requires an active US Top Secret /SCI Security Clearance (US Citizenship Required). (A US ... Rewards package that will attract, engage and retain the top talent. Elements of the Total Rewards package include...Security Clearance that has been active in the past 24… more
    The Boeing Company (07/26/25)
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  • Associate Resource Controller

    The Boeing Company (Herndon, VA)
    …for this position. ** Security Clearance ** This position requires an active US Top Secret /SCI Security Clearance (US Citizenship Required). (A US ... Rewards package that will attract, engage and retain the top talent. Elements of the Total Rewards package include...Security Clearance that has been active in the past 24… more
    The Boeing Company (07/24/25)
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  • Red Team Software Developer

    Parsons Corporation (Fort Belvoir, VA)
    …and Advanced Penetration Tester (GXPN) + Reverse Engineering Malware (GREM) ** Security Clearance Requirement:** An active Top Secret SCI security ... of experience overall, 1-2 as a software developer. + Active TS/SCI Clearance + Must be proficient in offensive capability development for Windows environments.… more
    Parsons Corporation (08/09/25)
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  • Offensive Software Developer

    Parsons Corporation (Fort Belvoir, VA)
    …and Advanced Penetration Tester (GXPN), Reverse Engineering Malware (GREM) ** Security Clearance Requirement:** An active Top Secret SCI security ... software vulnerability research **What Required Skills You'll Bring:** + Active TS/SCI Clearance + Must be proficient in offensive capability development for Windows… more
    Parsons Corporation (08/02/25)
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  • Sr. Contract Administrator (Vaxcom)

    Parsons Corporation (Fairfax, VA)
    …Manager (CFCM) + Some program management experience would be beneficial ** Security Clearance Requirement:** An active Top Secret SCI security ... actual work as noted in the Statements of Work. + **TS/SCI Active Security Clearance ** + Candidate needs to have strong working knowledge of contract negotiation… more
    Parsons Corporation (07/25/25)
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  • Proposal Manager

    Parsons Corporation (Centreville, VA)
    …Required to Start** TS/SCI This position is part of our Corporate team. ** Security Clearance Requirement:** An active Top Secret SCI security ... We Need from You:** + US citizenship + TS/SCI Clearance + Bachelor's degree + 8+ years of managing...a digitally enabled solutions provider focused on the defense, security , and infrastructure markets. With nearly 75 years of… more
    Parsons Corporation (08/13/25)
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  • Senior Manager, Contracts (Onsite)

    RTX Corporation (Sterling, VA)
    …related field and minimum 7 years experience + Active and transferable US government issued Top Secret /SCI security clearance with the ability to obtain ... US Person, or Immigration Status Requirements:** Active and transferable US government issued security clearance is required prior to start date.​ US citizenship… more
    RTX Corporation (08/08/25)
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  • Operations Analyst-Junior

    Cayuse Holdings (Arlington, VA)
    …+ Must have between zero (0) and two (2) years of related experience. + Active Top Secret /SCI security clearance and ability to obtain and maintain ... assigned. **Qualifications** + Bachelor's Degree in a related discipline such as Homeland Security or Business. + Additional two (2) years of experience with an… more
    Cayuse Holdings (07/21/25)
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