• DARPA Advanced Technology Engineer

    IronMountain Solutions, Inc. (Arlington, VA)
    …to detail. + Active TOP SECRET clearance with eligibility for Sensitive Compartmentalized Information ( SCI ) and Special Access Programs (SAP). + ... 501164 DARPA Advanced Technology Engineer Work Location: Arlington, Virginia Schedule: Full Time...Transition Working Group to develop and execute a transition architecture and implementation plans for vanguard technical capabilities. +… more
    IronMountain Solutions, Inc. (09/28/25)
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  • Project Engineer - Acquisitions (All…

    Noblis (Chantilly, VA)
    …acquisition experience per level if no bachelor's degree is held. + Active Top Secret / SCI clearance with a Counter-Intelligence Polygraph(US Citizenship) + ... Responsibilities **Noblis-ESI is seeking a** **Project Engineer ** **with an acquisitions and contracting background to** **support** **our client on-site in… more
    Noblis (09/24/25)
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  • Unified Communications (UC) Engineer

    General Dynamics Information Technology (Washington, DC)
    …RQ201469 **Type of Requisition:** Regular **Clearance Level Must Be Able to Obtain:** Top Secret / SCI **Public Trust/Other Required:** None **Job Family:** IT ... **US Citizenship Required:** Yes **Job Description:** Unified Communications (UC) Engineer Candidates with proven depth creating solutions with Cisco Unified… more
    General Dynamics Information Technology (09/22/25)
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  • Software Engineer SME

    General Dynamics Information Technology (Annapolis Junction, MD)
    …ID:** RQ207590 **Type of Requisition:** Regular **Clearance Level Must Be Able to Obtain:** Top Secret SCI + Polygraph **Public Trust/Other Required:** None ... for solution implementation. + Prepare Configuration Plans, SW enhancement plans, engineer solutions to easily interface with GUI and/or web front-end interfaces.… more
    General Dynamics Information Technology (09/20/25)
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  • Project Engineer I (Hybrid)

    Sierra Nevada Company, LLC (Plano, TX)
    …Security Clearance with the ability to obtain and maintain a Top Secret US Security Clearance with SCI eligibility** **is required** **Qualifications We ... about NC3 and SAOC here (https://www.sncorp.com/capabilities/nc3-systems/) . As a Project Engineer I, you'll support SAOC training systems to implement an integrated… more
    Sierra Nevada Company, LLC (09/19/25)
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  • Senior Information System Security…

    ManTech (Quantico, VA)
    …cyber discipline. **Clearance Requirements:** + Must have a current/active Top Secret clearance with eligibility to obtain SCI . + Selected candidate may ... **MANTECH** seeks a motivated, career and customer-oriented **Senior Information System Security Engineer (ISSE)** to join our team in **Quantico, VA.**… more
    ManTech (08/13/25)
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  • Maritime Systems Mechanical Engineer

    Battelle Memorial Institute (Columbus, OH)
    …7+ years of relevant industry experience. + US citizenship and ability to obtain/maintain a Top Secret / SCI clearance. + Physically able to work in laboratory ... with focus on marine components and systems. + Shape system architecture through concept generation, requirements definition, and test planning. + Collaborate… more
    Battelle Memorial Institute (10/15/25)
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  • Senior Systems Engineer - Clearance…

    Lockheed Martin (King Of Prussia, PA)
    …collaborative environment * Experience developing Systems Engineering artifacts \(e\.g\. requirements, architecture , procedures, etc\.\) * Current TS / SCI ... security clearance, you must be a US Citizen for consideration\. **Clearance Level:** TS / SCI **Other Important Information You Should Know** **Expression of… more
    Lockheed Martin (10/10/25)
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  • Active Directory Systems Engineer (SE2)

    Orion Consortium (Annapolis Junction, MD)
    *Position requires TS / SCI with a Full Scope polygraph.* Key Responsibilities: * Troubleshooting skills with Active Directory Infrastructure, Azure AD, Group ... 8570 Information Assurance Category IAT Level II. Security+ or higher cert required upon submission.) Clearance Required: TS / SCI FS poly Powered by JazzHR more
    Orion Consortium (10/02/25)
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  • Senior RF Systems Engineer

    Leidos (Huntsville, AL)
    …with at least secret clearance and eligible to obtain and maintain TS / SCI clearance. Preferred Qualifications + Experience in SATCOM Payloads + The ideal ... customers with "can't fail" missions. Leidos Defense is seeking a **Senior RF Systems Engineer ** to join a talented team of engineers and scientists within the RF &… more
    Leidos (09/17/25)
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