• Systems Administrator

    SOS International LLC (Fort Meade, MD)
    Overview SOSi is currently seeking a Systems Administrator to join our team in Fort Meade, MD. Essential Job Duties Perform systems administration of desktop ... IT system infrastructure and any processes related to these systems . Isolate and resolve hardware and software ...these systems . Isolate and resolve hardware and software problems involving the applications, the operating system, the… more
    SOS International LLC (06/14/25)
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  • Linux Systems Administrator

    Leidos (Columbia, MD)
    **Description** **Leidos** has a new and exciting opportunity for a **Senior Linux** ** Systems Administrator ** in our **National Security Sector's (NSS) Cyber & ... involved in the resolution process. Configure and manage UNIX operating systems and installs/loads operating system software , troubleshoots, maintains integrity… more
    Leidos (07/26/25)
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  • Systems Administrator 3 - 23829 (FS…

    Huntington Ingalls Industries (Fort Meade, MD)
    …TS/SCI with Poly Level of Experience: Mid This opportunity resides with Warfare Systems (WS), a business group within HII's Mission Technologies division. Warfare ... Systems comprises cyber and mission IT; electronic warfare; and...threats. Our capabilities in cybersecurity, network architecture, reverse engineering, software and hardware development uniquely enable us to support… more
    Huntington Ingalls Industries (07/08/25)
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  • Senior Systems Administrator…

    GovCIO (Annapolis, MD)
    **Overview** GovCIO is hiring for a Senior Systems Administrator (Linux and Windows) to provide on-going support for the administration of the core system ... administer computer networks and related computing environments, including computer hardware, systems software , applications software , and all configurations… more
    GovCIO (07/09/25)
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  • Systems Administrator

    ManTech (Hanover, MD)
    …be substituted for a bachelor's degree. + Twenty (20) years experience as a Systems Administrator in programs and contracts of similar scope, type, and ... ManTech seeks a motivated, career and customer-oriented **System Administrator ** , to join our team in **Hanover,...a test environment running a wide variety of Operating Systems to include Windows, Red Hat Linux, CentOS, Fedora… more
    ManTech (04/30/25)
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  • Application Systems Administrator…

    SMX (Patuxent River, MD)
    Application Systems Administrator (Linux) (4328)at SMX(View all jobs) (https://www.smxtech.com/careers/) Patuxent River, MD SMX is looking for a highly motivated ... System Administrator to administer Linux Application Servers for our NAVAIR...integration, configuration, testing, troubleshooting, security implementation, and configuration of software applications in a classified environment + Jira, Bitbucket,… more
    SMX (07/17/25)
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  • Systems and Database Administrator

    CACI International (College Park, MD)
    Systems and Database Administrator Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS/SCI Employee Type: Regular ... and performance, and supporting the correction and enhancement of the system's software modules and other work products to meet customer's business requirements for… more
    CACI International (07/16/25)
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  • Senior Linux Systems Administrator

    Leidos (Annapolis Junction, MD)
    **Description** **Leidos** has a new and exciting opportunity for a **Senior Linux Systems Administrator ** in our **National Security Sector's (NSS) Cyber & ... Success!" Seeking qualified candidate for a small, diverseteam that provides end-to-end software , systems , and network engineering services to support Integrated… more
    Leidos (05/14/25)
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  • 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 ... Nightwing provides technically advanced full-spectrum cyber, data operations, systems integration and intelligence mission support services to meet our customers'… more
    Nightwing (06/24/25)
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  • Staff Cyber Systems Administrator

    Lockheed Martin (Hanover, MD)
    **Description:** What We're Doing: As part of Lockheed Martin Rotary & Mission Systems business area, the C4ISR line of business creates leading\-edge global mission ... ensure the program meets operational requirements and matures existing government owned software in an efficient and effective manner\. The Work: Provide subject… more
    Lockheed Martin (07/12/25)
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