• Cross Domain Solutions Administrator (ONI)

    FGS, LLC (Suitland, MD)
    …system and network troubleshooting, and system integration of Unix and Linux operating systems running on SPARC/x86 hardware supporting the ONI CDS ... all CDS systems + Installation, configuration and system hardening of Unix/ Linux operating systems...certification + Building and maintaining Unix/ Linux operating systems + Unix Shell Scripting + OS/ Software … more
    FGS, LLC (11/22/25)
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  • PWE Systems Administrator (ISSA)…

    RTX Corporation (Richardson, TX)
    …Clearance:** DoD Clearance: Secret Collins Aerospace, Digital Technology, is hiring a Systems Administrator for our Secure Labs support team. A minimum ... Administration, and Virtualization Technologies (VM Ware, etc.) + Experience as a Linux Systems Administration + Experience with Compliance frameworks (RMF,… more
    RTX Corporation (01/08/26)
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  • TSSCI Systems Administrator (Level…

    Insight Global (Louisville, CO)
    Job Description An aerospace company in Louisville, CO, is looking for a Top Secret Systems Administrator (Level 2) to join their growing classified IT team. In ... responsible for provisioning, installation and configuration, and maintenance of systems hardware and software . Their environment is.... Their environment is a mix of Windows and Linux , and you will also be supporting Vmware, Horizon… more
    Insight Global (11/22/25)
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  • Systems Administrator

    Leonardo DRS, Inc. (Frederick, MD)
    … administration - experience with Cisco\Meraki and ESXi preferred + Working knowledge of Linux systems and common services + Experience in current principles and ... www.leonardodrs.com . **Job Summary** In this role you will perform network and system administration duties for Leonardo DRS's on-premesis systems and networks.… more
    Leonardo DRS, Inc. (12/23/25)
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  • Database Administrator - Alternating Shifts

    Trax USA Corp. (Miami, FL)
    Database Administrator - Alternating Shifts Miami, FL (http://maps.google.com/maps?q=2811+Ponce+De+Leon+Blvd+Miami+FL+USA+33134) Description Trax USA CORP is ... currently recruiting for an experienced Database Administrator to work alternating shifts between 1st shift (8a-5p)...of the IT Team and is accountable for database systems and processes critical to the successful operation of… more
    Trax USA Corp. (12/12/25)
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  • Systems Administrator

    General Dynamics Information Technology (Fort Belvoir, VA)
    …of directly related experience in systems administration and analysis. + UNIX/ LINUX System Administration - Preferred + Windows System Administration ... Required:** None **Job Family:** IT Infrastructure and Operations **Skills:** System Administration,Technical Work,Troubleshooting **Certifications:** CompTIA Security+ CE | CompTIA… more
    General Dynamics Information Technology (12/02/25)
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  • NIPRNet / SIPRNet Administrator

    Applied Research Associates, Inc. (Eglin AFB, FL)
    …required for secure SIPRNet operations. This role works directly with the Sr. Systems Administrator and the broader systems ‑admin team leading engineering ... Applied Research Associates, Inc. ( **ARA** ) is seeking a lead administrator for a SIPRNet capability supporting a DoD‑owned secret‑level enclave that already… more
    Applied Research Associates, Inc. (11/21/25)
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  • Systems Administrator VII

    NANA Regional Corporation (Albuquerque, NM)
    …**Responsibilities** + Administers, develops, runs tests, implements, and maintains operating system and related software . + Establishes and implements standards ... , according to specifications and parameters. Troubleshoots and resolves software , operating system , and networking problems. +...resource optimization, etc. + Ability to support Microsoft and Linux Operating systems . + Expert knowledge of… more
    NANA Regional Corporation (12/25/25)
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  • Staff Network Administrator - Field…

    Lockheed Martin (Beale AFB, CA)
    …device administration and configuration experience\. \- OS system administration \( Linux , Windows Server, Windows Client\)\. \- Advanced Software Integration ... virtual systems technology\. \- Experience with the administration and configuration of Linux operating systems including Solaris 11 and Red Hat Enterprise … more
    Lockheed Martin (01/15/26)
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  • IT Infrastructure and Engineering Support…

    CACI International (Sterling, VA)
    …* * **The Opportunity:** CACI has an immediate opening for an Infrastructure/ Systems Administrator , supporting a development and test environment, utilizing ... VA. and allows for remote flexibility. **Responsibilities:** + Provides support for Linux /Unix, Windows, and other embedded operating systems and applications,… more
    CACI International (11/29/25)
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