• System Administrator- Linux

    Leidos (Annapolis Junction, MD)
    …complex equipment/ systems (ex. Network Switches, Routers, LANs, & cabling, Windows/ Linux operating systems , VMware, etc.). + Must have experience installing, ... respond to hardware and software incidents and work with senior system administrators, at times remotely from other locations....updating, and upgrading Linux Operating Systems (OS). + Must have… more
    Leidos (11/19/25)
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  • Senior Linux Engineer

    CACI International (Chantilly, VA)
    Senior Linux Engineer Job Category: Engineering...experience. * At least 5 years of experience in Linux system administration , with a focus on ... * Experience with Docker, including containerization and orchestration. * Strong understanding of Linux operating systems , including Red Hat Enterprise Linux … more
    CACI International (11/01/25)
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  • Senior Linux System Administrator

    GovCIO (Madison, WI)
    … Linux administration duties will be included in this role. + Senior -level RedHat Linux server administration experience, experience with other ... use of built-in functions and libraries + Advanced Linux System Administration , Configuration, and System Security + Advanced systems troubleshooting skills… more
    GovCIO (11/07/25)
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  • Linux Administrator, Senior

    Amentum (Hanover, MD)
    …continuously trying to stay ahead of the next challenge. **Responsibilities:** This Senior Linux administrator position will provide candidates with a chance ... If so, look no further. Amentum is seeking a ** Linux Administrator, Senior ** to join our team...SCI and Poly * At least 9 years of Linux Administration experience * Bachelor's Degree in… more
    Amentum (11/21/25)
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  • Senior Linux Administrator- Hybrid

    Cognizant (Atlanta, GA)
    ** Senior Linux Administrator** Location: Atlanta, GA (Hybrid) **Please note, this role is not able to offer visa transfer or sponsorship now or in the future We ... Technology Specialist with 6to 9 years of expertise in Linux Administration , specifically RHEL SLES and OEL....SLES and OEL. **Key Responsibilities** Install, configure, and maintain Linux operating systems (Red Hat, Ubuntu etc.)… more
    Cognizant (11/22/25)
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  • Senior Linux System Administrator

    RTX Corporation (Marlborough, MA)
    …integration, and test of custom processing hardware. + Provide IT systems administration in a RedHat Enterprise Linux environment for real-time systems . ... sea. This position is intended to split time between Linux system administration of these platforms and...3 years' of prior work experience. + Experience administrating Linux operating systems . + Experience with datacenter… more
    RTX Corporation (11/22/25)
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  • Linux Engineer

    Arena Technical Resources, LLC (Chantilly, VA)
    …CI Polygraph required The Systems Engineering team is seeking a driven Senior Linux /UNIX Systems Administrator that is highly technical and mission ... Linux Engineer Location: Chantilly, VA, US Job ID:...is mission focused and rewarding. Job Duties: - Daily administration of multipleRHEL servers, attachedstorage, and the networks they… more
    Arena Technical Resources, LLC (10/25/25)
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  • Senior Linux System Administrator

    ManTech (Fort Meade, MD)
    Mantech seeks a motivated, career and customer-oriented ** Senior Linux System Administrator** to join our team in **Ft. Meade, MD** . In this role, you will ... system capacity analysis and planning. + Configure and manage Linux operating systems ; install and maintain OS...be substituted for a degree + 14+ years of Systems Administration experience. + Must be proficient… more
    ManTech (10/25/25)
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  • Senior IT Systems Administrator 1

    Neya Systems (Warrendale, PA)
    …years of relevant experience, with at least five (5) years of experience in a senior Linux Systems Administrator role, preferably in a high-tech or regulated ... autonomous vehicle technology. **How You'll Make an Impact** + ** Linux Administration :** Design, provision, configure, and maintain...at least five (5) years of experience in a senior Linux Systems Administrator role… more
    Neya Systems (10/23/25)
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  • Sr . Linux /Unix Administrator

    S4 Inc. (Omaha, NE)
    …with experience Job Listing Number: NE25002 LCAT: Senior Network and Computer Systems Administrator Overview: S4 Inc. has a Sr . Linux /Unix System ... Experience | Full Time | Comprehensive and competitive benefits Job Title: Sr . Linux /Unix Administrator Work Location: USSTRATCOM Offutt AFB Clearance: TS/SCI… more
    S4 Inc. (10/08/25)
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