• 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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  • 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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  • Principal Software Developer

    Parsons Corporation (Fort Belvoir, VA)
    …analysis as needed via debuggers + Expertise in AV/EDR evasion techniques. ** Security Clearance Requirement:** An active Top Secret SCI security ... years of relevant experience, including software development and offensive security + Bachelors degree in a relevant field +...Bachelors degree in a relevant field + Active TS/SCI Clearance + Proficient in C and C# and BOFs… more
    Parsons Corporation (08/16/25)
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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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  • Sr. Network Engineer

    Guidehouse (Washington, DC)
    …**What You Will Need** **:** + Bachelor's Degree + An ACTIVE and MAINTAINED " TOP SECRET " Federal or DoD security clearance ; must UPGRADE and MAINTAIN a " ... **Job Family** **:** Systems Engineering **Travel Required** **:** None ** Clearance Required** **:** Active Top Secret...TOP SECRET /SCI (TS/SCI)" Federal or DoD security clearance + SIX (6) or more… more
    Guidehouse (07/01/25)
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  • Program Manager

    Guidehouse (Washington, DC)
    …resource management. **What You Will Need** **:** + An ACTIVE and MAINTAINED " TOP SECRET " Federal or DoD security clearance ; must UPGRADE and MAINTAIN a ... **Job Family** **:** Technology Consulting **Travel Required** **:** None ** Clearance Required** **:** Active Top Secret...TOP SECRET /SCI (TS/SCI)" Federal or DoD security clearance + Bachelor's degree in Computer… more
    Guidehouse (07/01/25)
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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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  • Open-Source Specialist - Junior

    Cayuse Holdings (Arlington, VA)
    …high-tempo mission critical/crisis operations. Understands Microsoft Office automation solutions. + Active Top Secret /SCI security clearance and ability ... 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 (07/15/25)
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