• Senior Linux Systems

    Leidos (Camp Springs, MD)
    … Security Certified Practitioner (SSCP)). + Training (DISA-US1384 DCWF Linux System Administrator / DISA-US1390 DCWF Windows Systems Administrator ). + 3+ ... **Description** The Leidos Digital Modernization Sector is seeking a **_Senior Linux Systems Administrator_** in support of the Air Force National Capital… more
    Leidos (12/20/25)
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  • Linux Systems Administrator

    CACI International (Linthicum, MD)
    Linux Systems Administrator Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS/SCI with Polygraph Employee ... System Administrator !** Are you passionate about Linux systems and eager to make a...Install and maintain applications and tools to support our infrastructure . + **Customer Support:** Assist with escalated customer tickets,… more
    CACI International (10/18/25)
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  • Linux Systems Administrator

    JHNA (Patuxent River, MD)
    Patuxent River, MD, USA | Full Time Linux Systems Administrator JHNA is currently seeking a talented Linux Systems Administrator to support our ... for this role. Roles/Responsibilities: + Installing, configuring and managing the Linux operating systems and related toolsets + Gathering requirements,… more
    JHNA (11/25/25)
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  • System Administrator - Linux

    Leidos (Annapolis Junction, MD)
    …**Primary Responsibilities** The selected individual will be responsible for monitoring infrastructure systems , applications, and processes, and for ensuring ... **Description** **System Administrator - Linux ** **Leidos** has a...a timely manner. She/he will provide support for all infrastructure systems and will respond to hardware… more
    Leidos (01/06/26)
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  • Sr. Systems Administrator

    Themis Insight (Fort Meade, MD)
    …and Private, Civilian and Military expertise to every case. We are hiring a Sr. Systems Administrator ( Linux ) to work in Fort Meade, MD. Position location ... support for implementation, troubleshooting and maintenance of Information Technology (IT) systems . Manages IT system infrastructure and any processes related… more
    Themis Insight (12/19/25)
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  • Senior Linux Systems

    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 & ... how this program "Delivers Mission Success!" Seeking a motivated and experienced Linux System Administrator for a small, diverseteam that provides end-to-end… more
    Leidos (01/08/26)
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  • Senior Linux System Administrator

    Belay Technologies (Annapolis Junction, MD)
    …and performance. The selected candidate will be responsible for monitoring test infrastructure systems , applications, and processes, and for ensuring that all ... finalist in 2021! Belay Technologies is seeking a Senior Linux System Administrator (SA). The SA provides...required to have the following skills: + Monitoring test infrastructure systems , applications, and processes, and for… more
    Belay Technologies (01/04/26)
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  • Senior Linux System Administrator

    ManTech (Laurel, MD)
    …**Preferred Qualifications:** + Experience/familiarization with full lifecycle management of Linux systems , to include provisioning, configuration management and ... MANTECH seeks a motivated, career and customer-oriented ** Linux ** **System Administrator ** to join our...for implementation, troubleshooting and maintenance of Information Technology (IT) systems . + Manage IT system infrastructure and… more
    ManTech (12/24/25)
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  • Linux System Administrator

    ManTech (Laurel, MD)
    …from an accredited college or university with 12 years of experience as a Systems Administrator supporting programs and contracts of similar scope, type, and ... Q** **ualifications:** + Experience/familiarization with full lifecycle management of Linux systems , to include provisioning, configuration management and… more
    ManTech (12/04/25)
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  • Senior Linux System Administrator

    GovCIO (Annapolis, MD)
    …(https://careers-govcio.icims.com/jobs/6348/senior- linux -system- administrator /job?mode=apply&apply=yes&in\_iframe=1&hashed=-1834385473) **Location** _US-Remote_ ... **Overview** GovCIO is currently hiring for an experienced Linux System Administrator with an active...will work with other members to mitigate vulnerabilities on Linux -based systems , implement STIGs, address POAMs, and… more
    GovCIO (11/07/25)
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