• Senior Linux Systems Administrator

    Leidos (Aurora, CO)
    **Description** **Leidos** has a new and exciting opportunity for a **Senior Linux Systems Administrator ** in our **National Security Sector's (NSS) Cyber & ... make a difference in National** **Security!** Join our team as a **Linux Systems Administrator ** , where you'll provide crucial support for the implementation,… more
    Leidos (10/09/25)
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  • Linux Systems Administrator

    CACI International (Fort Meade, MD)
    Linux Systems Administrator Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS/SCI with Polygraph Employee Type: ... CACI, Inc! We have an opening for a **Linux Systems Administrator ** with an active TS/SCI w/Polygraph...you are responsible for resolving IT hardware and software infrastructure (servers, network, security, etc.) issues using systems more
    CACI International (10/29/25)
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  • System Administrator (Citrix)

    BAE Systems (Washington, DC)
    …Apps and Desktops systems by interacting with the customer and IT infrastructure teams. As an on-site System Administrator , you will: + Capture, document, ... **Job Description** BAE Systems is seeking an experienced full-time on-site System Administrator to support our work as a prime contractor on a high-profile US… more
    BAE Systems (12/04/25)
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  • System Administrator

    BAE Systems (Washington, DC)
    **Job Description** BAE Systems is seeking an on-site **System Administrator ** to support our work as a prime contractor on a high-profile US Navy weapon ... forsupporting the customer s digital engineering environment as the primary System Administrator for a classified network. In this role you will support a… more
    BAE Systems (12/04/25)
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  • Linux Systems Administrator

    CACI International (Hampton, VA)
    Linux Systems Administrator Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS/SCI Employee Type: Regular ... We are seeking a cleared, skilled and experienced Red Hat Enterprise Linux Administrator with expertise in Puppet configuration management to join our IT team. The… more
    CACI International (11/15/25)
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  • Systems Administrator V

    General Atomics (San Diego, CA)
    …and advanced electric, electronic, wireless and laser technologies. We are seeking a Linux Systems Administrator in San Diego, CA, for a full-time, on-site role ... Required?:** No **Pay Range High:** 208,505 **Recruitment Posting Title:** Linux Systems Administrator **Job Qualifications:** + Typically requires a bachelor's… more
    General Atomics (12/11/25)
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  • Systems Network Administrator

    Leidos (Laurel, MD)
    …with less than 10 people supporting the Customer Service Desk to manage IT systems infrastructure and any process related to these systems . _Responsibilities ... **Description** **Leidos** has a new and exciting opportunity for a ** Systems /Network Administrator ** in our **National Security Sector's (NSS) Cyber & Analytics… more
    Leidos (09/20/25)
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  • Principal IT Systems Administrator

    NextEra Energy (Palm Beach Gardens, FL)
    **Principal IT Systems Administrator ** **Date:** Nov 24, 2025 **Location(s):** Palm Beach Gardens, FL, US, 33410 **Company:** NextEra Energy **Requisition ID:** ... a rotational basis. + Provides backup coverage for DWA and Fusion Center Operations Systems Administrator on an as needed basis. **Job Overview** This position… more
    NextEra Energy (11/25/25)
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  • Network and Computer Systems

    ManTech (Belcamp, MD)
    **MANTECH** seeks a motivated, career and customer-oriented **Network and Computer Systems Administrator ** to join our team in **Belcamp, MD** . This is an ... onsite position. The Network and Computer Systems Administrator will work in support of...+ Experience assessing network needs and planning for future infrastructure upgrades. + Expertise in network management tools, security… more
    ManTech (12/10/25)
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  • Systems Administrator

    CACI International (Santa Maria, CA)
    Systems Administrator Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: None Employee Type: Regular Percentage of ... * * **Exciting Opportunity: Join Our Team as a Systems Administrator !** Are you passionate about technology...Administrator to join our innovative team, specializing in Infrastructure and System Administration. In this role, you'll play… more
    CACI International (11/12/25)
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