• Systems Administrator (IT Program…

    Nightwing (Annapolis Junction, MD)
    …defense, civil, and commercial markets. Nightwing is seeking an experienced Linux Systems Administrator with a proven ability supporting classified program ... and troubleshooting, system hardening, vulnerability assessment, OS patching and general network administration across various computing systems . Coordinating IT… more
    Nightwing (09/22/25)
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  • 337 - Senior Linux Systems…

    ARSIEM (Annapolis Junction, MD)
    …Administrator for a small, diverse team that provides end-to-end software, systems , and network engineering services to support Integrated Discovery ... for user-level support, including interacting with system-savvy developers and analysts, resolving network , computer , and virtual system issues & anomalies. +… more
    ARSIEM (10/30/25)
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  • Systems Administrator 4

    Huntington Ingalls Industries (Bremerton, WA)
    …be required. Essential Job Responsibilities + Maintains smooth operation of multi-user computer systems , including coordination with network administrators. ... Clearance: TS/SCI Level of Experience: Mid This opportunity resides with Warfare Systems (WS), a business group within HII's Mission Technologies division. Warfare … more
    Huntington Ingalls Industries (10/13/25)
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  • Systems Administrator

    Leidos (Lawton, OK)
    …security, engineering, and health industries. We are seeking a Secret cleared ** Systems Administrator ** to support Postproduction Software Support (PPSS) and ... to maintain the existing Authorization to Operate (ATO) and support network requirements for software development and the government customer. **Primary… more
    Leidos (11/15/25)
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  • Nuclear Site Systems Administrator

    Entergy (Port Gibson, MS)
    … network , and the performance of risk assessments on new and existing computer systems and equipment. + Collects and uploads monthly IT Department performance ... performing department SharePoint maintenance, and administration of assigned programs and systems . + Assumes an emergency response organization position in addition… more
    Entergy (10/06/25)
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  • Linux Systems Administrator II

    TEKsystems (Corona, CA)
    …global business needs. As a experienced point of contact, you will provide expert systems support to teams, network users, and other business units, addressing ... Description Our client is hiring a Tier 3 System Administrator must have experience with Windows and Linux- This...years of experience in managing and troubleshooting Linux operating systems , especially SUSE Linux. - Computer Skills… more
    TEKsystems (11/18/25)
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  • Systems Administrator - IT…

    FirstEnergy (Akron, OH)
    …Akron, Ohio, FirstEnergy includes one of the nation's largest investor-owned electric systems , more than 24,500 miles of transmission lines that connect the Midwest ... and regulatory requirements. This position will directly support FirstEnergy's critical systems and will have a blended focus of traditional system administration,… more
    FirstEnergy (11/21/25)
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  • Systems Administrator - Senior

    CACI International (O'Fallon, IL)
    Systems Administrator - Senior Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: Secret Employee Type: Regular ... auditability and transportation logistics? We're seeking a successful, experienced Senior Systems Administrators to join our team in implementing a cutting-edge… more
    CACI International (11/08/25)
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  • Systems Administrator

    Robert Half Technology (Genesee, CO)
    Description We are looking for a skilled Systems Administrator to join our non-profit organization in Denver, Colorado. This role is integral to maintaining and ... optimizing IT infrastructure, encompassing both on-premise and cloud-based systems . The ideal candidate will leverage their expertise to ensure system performance,… more
    Robert Half Technology (10/28/25)
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  • IT Systems Administrator

    ManTech (Chantilly, VA)
    **MANTECH** seeks a motivated, career and customer-oriented **IT Systems Administrator ** to join our team in **Chantilly, VA.** **Responsibilities include but ... COTS/GOTS hardware and software. **Minimum Qualifications:** + Education: Bachelor's degree in Computer Science, Systems Engineering, or a related IT discipline.… more
    ManTech (11/19/25)
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