• 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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  • Senior Linux Administrator- Hybrid

    Cognizant (Atlanta, GA)
    …experienced Infrastructure Technology Specialist with 6to 9 years of expertise in Linux Administration , specifically RHEL SLES and OEL. **Key Responsibilities** ... Install, configure, and maintain Linux operating systems (Red Hat, Ubuntu etc.)...and cloud computing. **Requirement** Possess a strong background in Linux Administration with expertise in RHEL SLES… more
    Cognizant (11/22/25)
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  • Linux Administrator, Senior

    Amentum (Hanover, MD)
    …have active Top-Secret clearance with SCI and Poly * At least 9 years of Linux Administration experience * Bachelor's Degree in a technical discipline, or an ... and remains involved in the resolution process. Configures and manages Linux operating systems and installs/loads operating system software, troubleshoots,… more
    Amentum (11/21/25)
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  • Senior Linux System Administrator

    ManTech (Fort Meade, MD)
    …years of related experience might be substituted for a degree + 14+ years of Systems Administration experience. + Must be proficient with troubleshooting in a ... perform system capacity analysis and planning. + Configure and manage Linux operating systems ; install and maintain OS software; implement system enhancements to… more
    ManTech (10/25/25)
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  • Linux OS Developer

    CACI International (VA)
    …develop functional and non-functional requirements. Develop on and for immutable operating systems . **More About the Role** As a Linux Engineer/Developer, you ... responsibility will be to develop and maintain software applications that run on Linux -based operating systems . Your daily tasks will include: + **Developing … more
    CACI International (10/28/25)
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  • Linux /Windows Senior Systems

    Lockheed Martin (San Diego, CA)
    …Martin is looking for highly motivated, experienced individuals to perform network/system administration and support on a variety of complex platforms supporting BMD ... and other DoD related activities\. System Administration activities include \(but are not limited to\): *... \- Experience with server and desktop management of Linux and Windows environments \- Familiar with package deployment,… more
    Lockheed Martin (10/17/25)
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  • UNIX/ Linux OS Administrator

    General Dynamics Information Technology (Offutt AFB, NE)
    …JWICS, and SAP/SAR environment **UNIX/ Linux OS Administrator:** + Performs systems administration for enterprise Linux /Unix solution. + Installs, ... + Technical Training, Certification(s) or Degree + 3+ years of systems administration experience specifically with UNIX/ Linux software + Required… more
    General Dynamics Information Technology (11/19/25)
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  • UNIX/ Linux OS Administrator

    General Dynamics Information Technology (Offutt AFB, NE)
    …JWICS, and SAP/SAR environments. **UNIX/ Linux OS Administrator** + Performs systems administration for enterprise Linux /Unix solution. + Installs, ... configures, and maintains Linux /Unix operating systems . + Analyzes and resolves problems associated with the operating system's servers, hardware, applications,… more
    General Dynamics Information Technology (11/05/25)
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  • Senior IT Systems Administrator 1

    Neya Systems (Warrendale, PA)
    …deploy cutting-edge autonomous vehicle technology. **How You'll Make an Impact** + ** Linux Administration :** Design, provision, configure, and maintain our ... workstation fleet (primarily Ubuntu/Debian). Lead incident response and advanced troubleshooting for Linux systems and services. You'll be the primary point of… more
    Neya Systems (10/23/25)
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  • Sr. Linux /Unix Administrator

    S4 Inc. (Omaha, NE)
    …Computer Systems Administrator Overview: S4 Inc. has a Sr. Linux /Unix System Administrator position available who will be providing Information Technology ... development, testing, and production environments. Specific Duties: + Perform system administration for enterprise Linux /Unix OS solutions. + Install, configure,… more
    S4 Inc. (10/08/25)
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