• Networking 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 Networking Administrator ... IT policies and objectives. + Train users on basic network operations and escalate advanced issues to senior...a US Citizen. + Must have an active DoD Top Secret Clearance + Must have an… more
    Link Solutions Inc (10/08/25)
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  • System Administrator

    Koniag Government Services (Winchester, VA)
    …Technology Solutions, a Koniag Government Services company **,** is seeking a DevOps/System Administrator with a Top - Secret Security clearance to support ATS ... conceptualizing processes **Security Clearance Requirements:** + Ability to obtain a Top - Secret w/SCI Eligibility **Our Equal Employment Opportunity Policy** The… more
    Koniag Government Services (12/10/25)
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  • Sr Principal Linux Systems Administrator

    Northrop Grumman (Melbourne, FL)
    …Linux systems **Preferred Qualifications** : + Bachelor's degree in Information Technology + Active Secret , Top Secret , TS /SCI, SAP/SAR access, or ... We Want You!** The Northrop Grumman Classified Solutions team is seeking an senior **Linux Systems Administrator ** to join its dynamic team of technical… more
    Northrop Grumman (11/25/25)
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  • Systems Administrator IV

    General Atomics (Durham, NC)
    …in! General Atomics Integrated Intelligence is looking for an experienced Cleared System Administrator with a Top Secret /SCI clearance to provide on-site ... 0% - 25% **Full-Time/Part-Time:** Full-Time Salary **State:** North Carolina **Clearance Level:** Top Secret (current SCI access with CI Poly) **Pay Range… more
    General Atomics (12/11/25)
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  • Deskside Administrator I

    Epsilon, Inc (Arlington, VA)
    …conditions. + Must have an active Secret clearance with the ability to obtain a Top Secret with SCI eligibility or have an active Top Secret ... international partners and foreign military sales (FMS) clients, providing top -tier desk-side support, and offering adaptable enterprise infrastructure solutions.… more
    Epsilon, Inc (11/22/25)
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  • Linux Systems Administrator

    CGI Technologies and Solutions, Inc. (Arlington, VA)
    **Linux Systems Administrator ** **Category:** Infrastructure/Cloud **Main location:** United States, Virginia, Arlington **Position ID:** J0925-2110 **Employment ... Description:** CGI Federal has an exciting opportunity for a Linux Systems Administrator within our Intel sector advancing the national security mission through… more
    CGI Technologies and Solutions, Inc. (10/01/25)
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  • Sr. System Administrator - VDI

    Leidos (Odenton, MD)
    …working with virtual environments using VMware and VDI practices + Currently possess an active Top Secret security clearance with the ability to obtain a Top ... **Description** The Defense group at Leidos has a career opening for a System Administrator on a DISA contract. This role is primarily on the customer site at Ft… more
    Leidos (10/21/25)
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  • Senior Linux Systems Administrator

    Leidos (Annapolis Junction, MD)
    **Description** **Leidos** has a new and exciting opportunity for a ** Senior Linux Systems Administrator ** in our **National Security Sector's (NSS) Cyber & ... talented team is at the forefront in Security Engineering, Computer Network Operations (CNO), Mission Software, Analytical Methods and Modeling, Signals Intelligence… more
    Leidos (10/09/25)
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  • Sr. Principal Storage & Data Protection System…

    RTX Corporation (Tucson, AZ)
    …required, as only US citizens are eligible for a security clearance​ **Security Clearance:** Top Secret - Current At Raytheon, the foundation of everything we do ... solutions to solve complex DT infrastructure problems. As a ** Senior Principal level System Administrator ,** this role...have a current and maintain a US government issued Top Secret security clearance is required. US… more
    RTX Corporation (12/05/25)
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  • Senior Systems Administrator 10k…

    Leidos (Annapolis Junction, MD)
    **Description** **Leidos** has a new and exciting opportunity for a Senior Systems Administrator in our **National Security Sector's (NSS) Cyber & Analytics ... team is at the forefront in Security Engineering, Computer Network Operations (CNO), Mission Software, Analytical Methods and Modeling,...and make a difference in National** **Security!** As a Senior Systems Administrator you will play a… more
    Leidos (11/15/25)
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