• Senior Linux Systems Administrator

    UIC Government Services and the Bowhead Family of Companies (Dahlgren, VA)
    **Overview** SENIOR LINUX ADMINISTRATOR (RDTE) Bowhead seeks...to obtain and maintain a security clearance at the Top Secret level. US Citizenship is a ... a Senior Linux Administrator (NetServ) to join our team in Dahlgren, VA....attributes, such as permissions, encryption, access control lists, and network file systems + Deploy, configure, and maintain systems,… more
    UIC Government Services and the Bowhead Family of Companies (11/21/25)
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  • Senior Systems Administrator

    EPS Corporation (Dahlgren, VA)
    …attack methods, and detection toolsto ensure proactive defense. Required Qualifications ACTIVE TOP SECRET + Six (6) yearsof professional experience inUnix and/or ... Senior Systems Administrator (Unix/Linux) - (758)...CISSP, CASP+, or equivalent). + Must possess an activeT5 investigation( Top Secret eligibility or higher). + Strong… more
    EPS Corporation (11/13/25)
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  • Senior Systems Administrator

    SMX (Patuxent River, MD)
    Senior Systems Administrator (4521)at SMX(View all...hot fixes **Required Skills and Experience:** + Clearance Required: Top Secret + An interim TS ... River, MD SMX is looking for a highly motivated ** Senior Systems Administrator ** with demonstrated experience to...+ Install, configure, and support an organization's local area network (LAN), wide area network (WAN), and… more
    SMX (12/12/25)
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  • Principal/Sr. Principal Systems…

    Northrop Grumman (Patuxent River, MD)
    RELOCATION ASSISTANCE: No relocation assistance available CLEARANCE TYPE: Top Secret TRAVEL: Yes, 10% of the Time **Description** At Northrop Grumman, our ... an exciting career opportunity for a **Principal/Sr. Principal Systems Administrator ** to join the Ground Segment team of qualified,...considered in lieu of a completed degree. + Active Top Secret clearance (with a background investigation… more
    Northrop Grumman (12/12/25)
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  • Senior Systems Administrator

    ISYS Technologies (Colorado Springs, CO)
    …in Colorado Springs, CO .This position will be on-site and will require an active Secret clearance, Top Secret preferred. + Analyze, maintain, and optimize ... to the use of computing resources + Setting up administrator and service accounts + Maintaining system documentation +...is required and must be only citizenship held Active Secret clearance; ability to obtain TS /SCI Dual… more
    ISYS Technologies (12/09/25)
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  • Senior Linux/Unix Systems…

    SMX (Dahlgren, VA)
    …+ Secret clearance with ability to obtain and maintain Top Secret clearance + Networking protocols + Network security tools such as firewalls + ... Senior Linux/Unix Systems Administrator (4411)at SMX(View... + Must be able to obtain and maintain Top Secret + 6+ years' experience administering… more
    SMX (12/04/25)
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  • Senior VMWare System Administrator

    Intrepid Solutions and Services (Annapolis Junction, MD)
    …**TRAVEL:** + This position requires no travel. **Qualifications** **CLEARANCE:** + Active Top Secret / SCI and Full Scope/Lifestyle Polygraph is required ... operationalization and deployment of new and emerging technologies.We're seeking a ** Senior Level System Administrator with specialized experience with VMWare**… more
    Intrepid Solutions and Services (11/26/25)
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  • Linux Administrator , Senior

    Amentum (Hanover, MD)
    …maintains integrity and configures network components. **Requirements:** * Must have active Top - Secret clearance with SCI and Poly * At least 9 years of ... so, look no further. Amentum is seeking a **Linux Administrator , Senior ** to join our team of...a dynamic environment **Clearance Required:** * Must have active Top - Secret clearance with SCI and poly **Minimum… more
    Amentum (11/21/25)
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  • Senior Information Systems…

    Concurrent Technologies Corporation (Huntsville, AL)
    Administrator Concurrent Technologies Corporation Huntsville, AL Minimum Clearance Required: Top Secret Clearance Clearance Level Must Be Able to Obtain: ... Top Secret Clearance CTC stays ahead of...customized, and powerful solutions. CTC is looking for talented Senior Information System Administrator with experience accrediting,… more
    Concurrent Technologies Corporation (10/19/25)
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  • Windows System Administrator

    Link Solutions Inc (Adelphi, MD)
    …Adelphi, MD. + Must be a US Citizen + Must have an active DoD Top Secret Clearance + Non-remote (relocation incentive available) The Windows System ... and Development. Link Solutions is seeking a Windows System Administrator ( Senior -Level) to join our team at...a US Citizen. + Must have an active DoD Top Secret Clearance + MS or BA/BS… more
    Link Solutions Inc (10/08/25)
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