• Classified Area System Administrator

    Leidos (Huntsville, AL)
    …minimum of two 2 years of System Administrator experience. + **Current Secret clearance** with ability to obtain a Top - Secret clearance. + **DoD ... for consideration. You must also be eligible to obtain Top Secret clearance upon hire. **Primary Responsibilities:**...experience in a classified Collateral environment / SAP / SCI . + System Administrator experience… more
    Leidos (11/06/25)
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  • Systems and Database Administrator

    CACI International (College Park, MD)
    Systems and Database Administrator Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS / SCI Employee ... information access solutions who ideally has experience supporting system Operation and Maintenance in a customer environment. This...an additional six (6) years of experience. + Possess Top Secret clearance and possess or be… more
    CACI International (10/15/25)
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  • Senior System Administrator

    SAIC (Arlington, VA)
    …years of related experience. **Required Clearance and Certificates:** + Active DOD Top Secret clearance; ability to obtain a TS / SCI . + US citizenship. + ... **Description** SAIC is seeking a motivated and experienced ** System Administrator ** to join our team at the Pentagon in Arlington, VA. **This position is 100%… more
    SAIC (12/13/25)
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  • Senior Information System Security…

    The MITRE Corporation (Mclean, VA)
    …+ Experience supporting Sensitive Compartmented Information ( SCI ) and/or Special Access Program (SAP) systems /projects. + Experience with tools ... combination of related education and work experience. + Active Top Secret clearance with SCI ...and policy changes. + Previous experience operating as a SCI /SAP ISSO, ISSE, System Administrator ,… more
    The MITRE Corporation (12/18/25)
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  • Systems Administrator

    UIC Government Services and the Bowhead Family of Companies (Arlington, VA)
    **Overview** SYSTEMS ADMINISTRATOR (NAUT): Bowhead seeks a ...be able to maintain a security clearance at the Top Secret level with SCI eligibility ... CISSP, CISM, or equivalent advanced security certification + Red Hat Certified System Administrator (RHCSA) + Kubernetes certifications (CKA, CKAD) Physical… more
    UIC Government Services and the Bowhead Family of Companies (10/31/25)
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  • Geospatial Systems Administrator

    CACI International (Fort Bragg, NC)
    Geospatial Systems Administrator Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS / SCI Employee Type: ... * * * **The Opportunity:** CACI has an outstanding opportunity for select **Geospatial Systems Administrator ** that wants to make a difference in the defense of… more
    CACI International (12/20/25)
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  • Senior Systems Administrator

    ISYS Technologies (Colorado Springs, CO)
    …Essential Requirements: US Citizenship is required and must be only citizenship held Active Secret clearance; ability to obtain TS / SCI Dual citizenship will ... of our government customers. I2X Technologies is seeking a Systems Administrator to support ongoing activities for...position will be on-site and will require an active Secret clearance, Top Secret preferred.… more
    ISYS Technologies (12/09/25)
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  • Network Administrator SME

    KBR (Colorado Springs, CO)
    …Workforce Management Program. Citizenship and Clearance: + US Citizen. + Active Top Secret security clearance with ability to obtain TS / SCI is required. ... to join our team in Colorado Springs, CO. Active TS / SCI clearance required. The Network Administrator...systems to user environments. + Evaluates and reports system security incidents, virus attacks, classified message incidents, and… more
    KBR (12/12/25)
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  • PKI Systems Administrator

    General Dynamics Information Technology (Washington, DC)
    …RQ211742 **Type of Requisition:** Regular **Clearance Level Must Be Able to Obtain:** Top Secret / SCI **Public Trust/Other Required:** None **Job Family:** IT ... and collaboratively in a fast-paced environment. REQUIRED + Clearance Level Must Currently Possess: Top Secret and SCI eligible + Location: Onsite +… more
    General Dynamics Information Technology (12/17/25)
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  • System Administrator

    Koniag Government Services (Winchester, VA)
    …Solutions, a Koniag Government Services company **,** is seeking a DevOps/ System Administrator with a Top - Secret Security clearance to support ATS and ... This position is for an experienced System Administrator to support the FBI's Information Management...processes **Security Clearance Requirements:** + Ability to obtain a Top - Secret w/ SCI Eligibility **Our Equal… more
    Koniag Government Services (12/10/25)
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