• Senior Network Administrator

    SOS International LLC (Pearl Harbor, HI)
    Pearl Harbor, HI, USA Full-time FLSA Status: Exempt Clearance Requirement: Top Secret /SCI **Company Description** Founded in 1989, SOSi is among the largest ... SOSi is on the hunt for a **Senior Network Administrator ** to join our elite team at **Joint Base...projects, as required. **Qualifications** Minimum Requirements + Active in-scope TOP SECRET clearance with SCI eligibility. +… more
    SOS International LLC (11/21/25)
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  • Cleared Systems Administrator

    Colossal Contracting, LLC (Albany, NY)
    Cleared Systems Administrator Albany, NY (http://maps.google.com/maps?q=US+Hwy+Reservation+Atomic+Proj+Ballston+Spa+NY+USA+12020) * Engineering Description ... an active DOE Q clearance or an active DOD Top Secret clearance at a minimum. This...and security configurations as well as providing life cycle system upgrades. + Experience in hardening of systems more
    Colossal Contracting, LLC (11/12/25)
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  • Principal Contract Administrator

    Northrop Grumman (Roy, UT)
    …Grumman Space Systems is seeking a Contracts Professional (Principal Contracts Administrator Level III) to support our Strategic Deterrent Systems Division. ... our employees have incredible opportunities to work on revolutionary systems that impact people's lives around the world today,...regulations. + Ability to obtain and maintain a DoD Secret or Top - Secret security clearance;… more
    Northrop Grumman (11/04/25)
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  • Property Book Administrator

    Systems Technologies, Inc. (Hanover, MD)
    …AESIP (Army Enterprise System Integration Program). SECURITY CLEARANCE . Active DoD Top Secret /SCI clearance required TRAVEL . Some travel may be required. ... Property Book Administrator Location Hanover, MD Job Setting On-site Job...transportation. + Operates and updates computerized logistic and supply systems . + Plans, coordinates and conducts equipment use/projects. +… more
    Systems Technologies, Inc. (12/02/25)
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  • Data Center System Administrator

    Leidos (Charlottesville, VA)
    …this sounds like an environment where you can thrive, keep reading!_** The Data Center System Administrator will support data center operations. The System ... is a power failure, and provide general data center system administrator support. They will support hybrid...we support, US Citizenship is required. + An active TS /SCI with ospcific poly required for Position or … more
    Leidos (12/18/25)
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  • 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. ... to:** + Ability to analyze user's requirements and high-level system architectures to develop system requirements +... **Clearance Requirements:** + Must have a current active Top Secret /SCI with Polygraph **Physical Requirements:** +… more
    ManTech (11/26/25)
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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). ... granted by the US Department of Energy (DOE). It's functionally equivalent to a ** Top Secret clearance** , allowing access to information classified up to that… more
    Argonne National Laboratory (11/22/25)
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  • Contract Administrator 3 or 4

    Northrop Grumman (Dulles, VA)
    …4+ years of experience in lieu of degree + Requires an active Top - Secret /Sensitive Compartmented Information (SCI) clearance at time of application + Will ... 4+ years of experience in lieu of degree + Requires an active Top - Secret /Sensitive Compartmented Information (SCI) clearance at time of application + Experience… more
    Northrop Grumman (01/08/26)
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  • Network Administrator (MDA)

    Trace Systems Inc (Scott AFB, IL)
    …Active, in-scope US Government issued Secret clearance with the ability to obtain a Top - Secret clearance. + Due to the nature of the work and US Government ... Job Overview Job Title: Network Administrator (MDA) Job Location: Scott AFB, IL Job...(MDA) Job Location: Scott AFB, IL Job Responsibilities Trace Systems is actively recruiting for an experienced and cleared… more
    Trace Systems Inc (11/07/25)
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  • Cybersecurity System Administrator

    M. C. Dean (District Of Columbia, DC)
    Overview MC Dean is seeking a highly skilled **Cybersecurity System Administrator ** to support a secure operational technology environment by integrating ... documentation and incident logs. **Cybersecurity Operations** + Serve as the **Information System Security Manager (ISSM)** for all assigned systems . + Monitor… more
    M. C. Dean (11/26/25)
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