• Linux Systems Administrator

    ManTech (Laurel, MD)
    **MANTECH** seeks a motivated, career and customer-oriented **Linux** ** System Administrator ** to join our team in **Laurel, MD** at Emerson 8. ... but are not limited to:** + Ability to analyze user's requirements and high-level system architectures to develop system requirements + Provide Tier 1(Help Desk)… more
    ManTech (11/26/25)
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  • NIPRNet / SIPRNet Administrator

    Applied Research Associates, Inc. (Eglin AFB, FL)
    …required for secure SIPRNet operations. This role works directly with the Sr. Systems Administrator and the broader systems ‑admin team leading engineering ... administrator for a SIPRNet capability supporting a DoD‑owned secret ‑level enclave that already houses an air‑gapped software‑development environment. The… more
    Applied Research Associates, Inc. (11/21/25)
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  • Systems Administrator - Tier 3…

    GovCIO (Fairfax, VA)
    **Overview** GovCIO is currently hiring for a System Administrator - Tier 3 Support with an active Secret clearance in support of our DEA Bluestone program. ... $130,000.00 /Yr. Submit a referral to this job (https://careers-govcio.icims.com/jobs/4592/ systems - administrator tier-3-support/job?mode=apply&apply=yes&in\_iframe=1&hashed=-1834385473) **Location** _US-VA-Fairfax_ **ID** _2024-4592_… more
    GovCIO (12/02/25)
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  • Network/ Systems Administrator

    Argonne National Laboratory (Lemont, IL)
    Argonne has an opportunity to serve as the System Administrator of the classified National Security Systems (NSS) for the Security Programs Facility (SPF). ... related applications. Design, configure, implement, and maintain the secure operating systems , networks, and applications for the SPF classified NSS. **Position… more
    Argonne National Laboratory (11/22/25)
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  • Contract Administrator / Principal Contract…

    Northrop Grumman (Rocket Center, WV)
    …support financial objectives. + Enter and manage data in the Contract Management System , financial and delivery systems . + Participate in customer meetings, ... + Must be able to obtain and maintain DoD (Department of Defense) Secret clearance **Basic Qualifications Principal Contract Administrator (Level 3):** + This… more
    Northrop Grumman (10/29/25)
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  • Enterprise SATCOM / Network Administrator

    Trace Systems Inc (Scott AFB, IL)
    Job Overview Job Title: Enterprise SATCOM / Network Administrator Job Location: Scott AFB, IL Job Responsibilities Trace Systems is actively recruiting for an ... experienced and cleared Enterprise SATCOM / Network Administrator to join our team on-site on Scott AFB,...Scott AFB, IL. This position supports the Defense Information Systems Agency (DISA) Enterprise SATCOM Gateway Services (ESGS), providing… more
    Trace Systems Inc (11/14/25)
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  • Deskside Administrator I

    Epsilon, Inc (Arlington, VA)
    **Overview** **Epsilon is now part of AMERICAN SYSTEMS !** We are pleased to announce Epsilon, Inc. has joined AMERICAN SYSTEMS . Together, we're combining our ... for our employees. Epsilon will operate as a wholly owned subsidiary of AMERICAN SYSTEMS until December 31, 2025, transitioning fully to AMERICAN SYSTEMS on… more
    Epsilon, Inc (11/22/25)
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  • Electronic Surveillance System Analyst…

    NANA Regional Corporation (Fredericksburg, VA)
    …through self-service, or by another area, such as the security administration, systems administrator , etc., based on Synteras organizational structure and ... Synteras, an Akima Company, is seeking an Electronic Surveillance System Analyst to join our team supporting the Electronic Surveillance Service Delivery and Service… more
    NANA Regional Corporation (10/30/25)
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  • Sr Contracts Administrator (Classified…

    BAE Systems (Nashua, NH)
    …you want to be a part of? Come build your career with BAE Systems . Electronic Combat Solutions (ECS) has technology, engineering and program teams that educate and ... allowing employees to build a long-term career at BAE Systems . In addition to challenging day to day assignments,...the time. **Required Education, Experience, & Skills** + Current Secret clearance and ability to obtain Top Secret more
    BAE Systems (12/11/25)
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  • Contract Administrator - Hybrid

    BAE Systems (Endicott, NY)
    …a team you want to be a part of? Come build your career with BAE Systems . In Controls & Avionics Solutions (CAS), you will have the opportunity to help define and ... employees to build a long term career at BAE Systems . In addition to challenging day to day assignments,...knowledge + Eligible for or holds a US DoD SECRET level clearance or higher **Preferred Education, Experience, &… more
    BAE Systems (09/26/25)
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