• Senior Specialist, Cyber Infrastructure

    L3Harris (Melbourne, FL)
    …sea and cyber domains in the interest of national security. Job Title: Systems Administrator ( Linux /Windows) Job Code: 23569 Job Location: Melbourne, FL Job ... and validation, cost and risk and supportability and effectiveness analyses for total systems . Analyses are performed at all levels of total system product to… more
    L3Harris (08/08/25)
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  • Linux Systems Administrator, SME

    UIC Government Services and the Bowhead Family of Companies (Corona, CA)
    …* Systems Administrator administers and supports daily operational requirements. * Linux Systems Administration: Install, configure, and maintain Linux ... for the administration, maintenance, and support of our critical Linux -based infrastructure . Experience working within a Department...as a System Administrator with a strong focus on Linux systems . * Deep understanding of … more
    UIC Government Services and the Bowhead Family of Companies (07/03/25)
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  • Linux Principal Windows Systems

    Serco (Kirtland AFB, NM)
    **Position Description** Serco is seeking a Linux Principal Windows Systems Administrator to join our team supporting the Defense Systems sector at Kirtland ... servers and workstations. + Install, harden, and patch Linux operating systems . + Develop presentations and...possess an active US Department of Defense (DoD) Top Secret security clearance and be able to maintain it.… more
    Serco (05/17/25)
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  • Systems Administrator ( Linux )

    Alaka'ina Foundation Family of Companies (Kauai County, HI)
    …The Alaka`ina Foundation Family of Companies (FOCs) is looking for a Linux Systems Administrator Range Network. The position will support our ... Systems Administrator ( Linux ) Location HI -...requirements) REQUIRED SKILLS & EXPERIENCE: + Knowledge of IT systems and advance IT infrastructure concepts +… more
    Alaka'ina Foundation Family of Companies (07/30/25)
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  • Senior Linux /Unix Systems

    SMX (Dahlgren, VA)
    …Test & Evaluation environments, ensuring the functionality, security, and efficiency of Unix/ Linux -based systems , networks, and software infrastructure . This ... Senior Linux /Unix Systems Administrator (4411)at SMX(View all...Top Secret + 6+ years' experience administering Linux /Unix systems and networks + Experience with… more
    SMX (08/08/25)
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  • Principal Linux System Administrator

    BAE Systems (Manchester, NH)
    …**Key responsibilities include:** + Administer patch management for RHEL-based Linux systems , including vulnerability scanning, patch deployment, and ... protection and ePO integration. + Deploy and configure Splunk Universal Forwarders on Linux systems ; manage log ingestion and index routing. + Reset LDAP… more
    BAE Systems (07/10/25)
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  • Linux Systems Engineer

    General Dynamics Information Technology (St. Louis, MO)
    …**Experience:** 5 + years of related experience **US Citizenship Required:** Yes **Job Description:** ** Linux Systems Engineer** A Linux Systems Engineer ... Top Secret SCI + Polygraph **Public Trust/Other Required:** None **Job Family:** Systems Administration **Skills:** Kubernetes, Linux , Systems Engineering… more
    General Dynamics Information Technology (07/28/25)
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  • Sr. Principal Linux Systems

    RTX Corporation (Tucson, AZ)
    …US citizens are eligible for a security clearance​ **Security Clearance:** DoD Clearance: Secret **Sr. Principal Linux Systems Administrator - Tucson, AZ. ... Must have an active secret clearance we offer relocation!** At Raytheon, the foundation...infrastructure problems. **Responsibilities to Anticipate:** + Provide IT systems administration in a heterogeneous Redhat Enterprise Linux more
    RTX Corporation (08/08/25)
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  • Linux Systems Administrator…

    TEKsystems (Cedar Rapids, IA)
    We are seeking a skilled and proactive Linux Systems Administrator to join our IT infrastructure team. The ideal candidate will have hands-on experience ... infrastructure needs. Required Skills + Red Hat Enterprise Linux (RHEL) + Ubuntu + Linux system...is acceptable. + 3+ years of experience as a Linux Systems Administrator. + Strong troubleshooting and… more
    TEKsystems (08/08/25)
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  • Senior Systems Administrator (Unix/…

    First Division Consulting (Dahlgren, VA)
    …Test & Evaluation) environments, ensuring the functionality, security, and efficiency of Unix/ Linux -based systems , networks, and software infrastructure . The ... on contract award** Position Overview: First Division Consulting is seeking a Senior Unix/ Linux Systems Administrator to support a Department of the Navy (DoN)… more
    First Division Consulting (06/19/25)
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