• Systems Administrator

    SAIC (El Segundo, CA)
    **Description** SAIC's Horizon 2 program is seeking a **System Administrator ** . This role provides support to the US Space Forces mission of delivering warfighter ... capability via the Space Systems Command's Space Combat Power weapon system portfolio. This...Special Access Programs and willing to consent to a Polygraph examination Target salary range: $120,001 - $160,000. The… more
    SAIC (12/25/25)
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  • Systems Administrator

    Belay Technologies (Annapolis Junction, MD)
    …runner up in 2020 and a finalist in 2021! Belay Technologies seeks a Senior System Administrator (SA) to join our Intel team. You will play a key role in supporting ... and optimizing IT systems across Linux, Windows and VMware environments. You'll provide...should have the following qualifications: + TS/SCI clearance with polygraph is required + Bachelor's Degree in a technical… more
    Belay Technologies (11/19/25)
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  • Senior Systems Administrator

    SAIC (Fort Meade, MD)
    …can** **grow your career in a dynamic and supportive environment!** The Systems Administrator (SA) will provide support for implementation, troubleshooting, and ... **Description** SAIC, a leading provider of systems engineering & integration, systems development...improve reliability and performance **Qualifications** + Active TS/SCI with Polygraph + Requires fifteen (15) years of experience +… more
    SAIC (11/17/25)
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  • Principal Linux Systems

    RTX Corporation (Aurora, CO)
    …program in a classified environment as a **Principal Linux System Administrator in Aurora, CO.** Responsibilities include building, maintaining, and securing ... Information Technology systems and directly supporting customer mission-critical capabilities. + You...active and transferable US government issued T **S/SCI with polygraph security clearance is required** prior to start date.… more
    RTX Corporation (12/29/25)
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  • Windows Systems Administrator

    ManTech (Chantilly, VA)
    **MANTECH** seeks a skilled and motivated **Windows Systems Administrator ** to join our team of top Information Technology and Analytic professionals in ... and improve the organization's Windows infrastructure as part of a collaborative systems team. Your focus will span operations, security, and integration of hardware… more
    ManTech (12/03/25)
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  • System Administrator Level 2

    Jovian Concepts, Inc. (Annapolis, MD)
    …by law in employment.<\/div><\/div>","faviconId":"rzdliec182fab1ef548499d4ddfcbeeacba4f","jobTitle":"System Administrator Level 2","companyName":"Jovian Concepts, ... Concepts, Inc is looking to hire a Information System Administrator Level 2 for a great opportunity in the\x26nbsp;Annapolis...A current and active TS\/SCI Clearance with a MD Polygraph required. No CCA\x27s will be accepted at this… more
    Jovian Concepts, Inc. (01/06/26)
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  • Linux Systems Administrator - TS/SCI…

    Parsons Corporation (Centreville, VA)
    …and redefine what's possible. **Job Description:** Parsons is seeking a Linux Systems Administrator . The candidate will support both Linux based workstations ... servers in both physical and virtual environments. The candidate will perform daily systems checks and identify and resolve issues as they arise. The candidate must… more
    Parsons Corporation (01/08/26)
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  • Delivery Systems Administrator

    Bright Horizons (Newton, MA)
    The Delivery Systems Administrator is responsible for managing the roadmap and the day-to-day operations of project management/delivery systems such as ... and other supporting IT SMEs (infosec, infrastructure, etc) to ensure that delivery systems yield maximum value with minimum technical and business risk. This is a… more
    Bright Horizons (12/11/25)
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  • Systems Administrator

    SAIC (Washington, DC)
    **Description** SAIC, a leading provider of systems engineering & integration, systems development & deployment, intelligence analysis and targeting, and ... an anticipated decision expected by fall 2025.** The System Administrator responsibilities include, but are not limited to: +...and maintain the infrastructure that powers networks and operating systems such as UNIX, Linux, and Windows. + Install… more
    SAIC (12/06/25)
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  • Senior IT Systems Administrator

    ManTech (Chantilly, VA)
    **MANTECH** seeks a motivated, career and customer-oriented **Senior IT Systems Administrator ** to join our team in **Chantilly, VA.** **Responsibilities include ... but are not limited to:** + Providing end-user support to personnel utilizing ITD IT systems . + Triaging help desk tickets for a broad range of service requests to… more
    ManTech (12/03/25)
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