• Networking System Administrator-…

    Leidos (Annapolis Junction, MD)
    …well as within a team. + Must be able to respond to emergency system administration , operations, and maintenance problems, on a limited as-needed on-call basis. ... **Description** **Networking System Administrator - Linux ** **Leidos** has...security scanning for equipment suites in accordance with the System Security Plans for these systems to… more
    Leidos (11/05/25)
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  • Senior Linux Systems Administrator

    General Dynamics Information Technology (Macdill AFB, FL)
    …and team members to foster a deeper understanding of Linux systems . + Reviewing and preparing system documentation, process guides, and troubleshooting ... CentOS Linux servers. + Proven experience in systems administration and infrastructure management. + Ability...Ability to review, modify, and prepare comprehensive documentation for systems administration tasks such as system… more
    General Dynamics Information Technology (09/26/25)
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  • Senior Linux System Administrator

    Citigroup (Irving, TX)
    … Linux Programming, Linux Server Administration , Linux System Administration , Linux Systems Programming, Python (Programming Language), ... are seeking an accomplished and technically astute Level 3 Linux System Administrator to join our high-performance...will serve as a subject matter expert (SME) on Linux systems , providing deep operational insight, advanced… more
    Citigroup (09/23/25)
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  • Senior Linux Systems Administrator

    General Dynamics Information Technology (Livermore, CA)
    …CIFS, NFS, NETAPP, Red Hat Enterprise Linux 8, Red Hat Clustering. + System administration and IT certification in Linux , Microsoft, or other ... and Hyper-V. + Core Systems : Domain Controllers, Linux servers, DNS, VMware, HPE Blade System ,...Working knowledge of administration and maintenance of Unix/ Linux Operating System . + Working knowledge of… more
    General Dynamics Information Technology (11/04/25)
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  • Linux System Administrator

    L3Harris (Greenville, TX)
    …In lieu of a degree, minimum of 8 years of prior related experience. + Linux server and workstation systems administration on Red Hat based distributions ... land, sea and cyber domains in the interest of national security. Job Title: Linux Systems Administrator Job Code: 30430 Job Location: Greenville, TX Schedule:… more
    L3Harris (10/30/25)
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  • Principal Linux Systems…

    Northrop Grumman (Baltimore, MD)
    …JAFAN, or JSIG information system environments. **Technical Abilities:** + Linux Operating Systems support experience. + Experience installing and managing ... your career. Northrop Grumman Mission Systems is seeking a well-qualified ** Linux Systems Administrator** to join its Classified Solutions team of technical… more
    Northrop Grumman (10/15/25)
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  • Patch and Linux Administrator…

    Huntington Ingalls Industries (Fairfax, VA)
    …patch management and system administration across multiple operating systems , including Red Hat Enterprise Linux (RHEL), Ubuntu, and macOS. The ... macOS systems in an enterprise environment, including integration with Linux infrastructure * Perform system installations, configurations, upgrades, and… more
    Huntington Ingalls Industries (11/14/25)
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  • Linux Systems Administrator

    L3Harris (Greenville, TX)
    …TX Schedule: 9/80 Job Description: L3Harris is seeking a Linux Systems Administrator to support Mission System integration in unclassified and secure ... domains in the interest of national security. Job Title: Linux System Administrator Job Code: 29921 Job...minimum of 6 years of prior related experience. + Linux server and workstation systems administration… more
    L3Harris (10/17/25)
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  • Linux Systems Administrator

    BAE Systems (Annapolis Junction, MD)
    …your life and keep you performing at your best. We are in search of a Linux Systems Administrator to: + Install, configure, and network UNIX and/or NT based ... and have eight (8) years of demonstrable experience in system administration and support of a large...be available based on position level and/or job specifics. ** Linux Systems Administrator** **115415BR** EEO Career Site… more
    BAE Systems (09/09/25)
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  • System Administrator - Linux

    Electrosoft (Atlanta, GA)
    System Administrator - Linux Posted: 10/01/2025 Electrosoft Services, Inc. is an award-winning company that provides comprehensive technology-based solutions and ... share in the many benefits and opportunities we offer. Systems Administrator - Linux (Red Hat Enterprise...scripts using BASH, Perl, JavaScript, or Python. + Perform administration and O&M tasks from the command line. +… more
    Electrosoft (10/25/25)
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