• Flight Simulation Technician / J-Neeo / Nellis AFB

    Lockheed Martin (Nellis Air Force Base, NV)
    …adapt to changing priorities in a fast\-paced environment\. * Experience with Linux system administration\. * Strong troubleshooting skills in both hardware and ... including integration with diverse display solutions\. * Demonstrated knowledge of network administration principles as they apply to simulator systems\. * Awareness… more
    Lockheed Martin (11/09/25)
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  • Cyber Infrastructure Support

    Leidos (Omaha, NE)
    …within the Digital Modernization sector, currently has an opening for a **Systems Administrator ** in our Omaha NE office. This position is an exciting opportunity to ... a heterogeneous environment. We use a wide array of Linux and Windows systems in a tightly integrated environment...of Windows operating systems. + Demonstrated understanding of computer network concepts ( network hardware, cable management, IP… more
    Leidos (11/09/25)
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  • OCONUS Field Engineer - TS/SCI Polygraph Required

    Leidos (Chantilly, VA)
    …areas: + Systems Engineering/Administration + Diagnosing and resolving software, hardware, and network problems + Linux Operating System (using command line) + ... prior experience as either a systems engineer or systems administrator . Prior OCONUS experience and IP networking knowledge are...Experience with system/ network monitoring tools, ie, Cacti, Nagios, Solarwinds - using… more
    Leidos (11/07/25)
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  • Systems Admin - Vulnerability Management…

    ASM Research, An Accenture Federal Services Company (Chesapeake, VA)
    …Endpoint Administrator Associate, Microsoft Certified: Windows Server Hybrid Administrator Associate, CompTIA Security+ or Network +. + Vendor-specific ... The Patching / SCCM Administrator will provide Tier III IT operations support...compliance frameworks. + Ability to support Windows, macOS, and Linux endpoints as required. + Familiarity with federal IT… more
    ASM Research, An Accenture Federal Services Company (12/19/25)
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  • System Adminsitrator

    GCyber (St. Louis, MO)
    GCyber is hiring a System Administrator , to support our newly awarded United States Coats Guard (USCG) Maverick contract. The System Administrator will manage, ... and is a hybrid position with 3 days on site. As the System Administrator , you will: + Manage, maintain, and optimize servers, operating systems (Windows/ Linux ),… more
    GCyber (11/18/25)
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  • Cyber Detection Engineer

    Leidos (Ashburn, VA)
    …the following certifications:** + CompTIA Cyber Security Analyst (CySA+) + CompTIA Linux Network Professional (CLNP) + CompTIA Pentest+ CompTIA Cybersecurity ... - EC-Council Certified Security Analyst) + ENSA - EC-Council Network Security Administrator + ECIH - EC-Council...protocols + Familiarity with operation of both Windows and Linux based systems. + Proficient with scripting languages such… more
    Leidos (12/19/25)
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  • Sr. Specialist Cyber Infrastructure Engineer

    L3Harris (Carlsbad, CA)
    …ability to analyze outputs and drive remediation. + Extensive background as a Linux System Administrator in secure, classified environments, with expertise in ... operations. Essential Functions: + Engineer and oversee administration of Linux (Ubuntu/Red Hat) and Windows Server enterprise environments, ensuring… more
    L3Harris (01/02/26)
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  • Information System Security Engineer

    CAE USA INC (Arlington, TX)
    …and technical volumes. + Assist in Cost Account Management. + High level system administrator skills under Windows or Linux (prefer both). + Experience with ... + Extensive experience with hardware/software platforms to include MS Windows, Linux , UNIX. + Military service or military environment familiarity, customs/protocol… more
    CAE USA INC (12/17/25)
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  • IT Systems Engineer, Sr / Top Secret / Onsite: KoP

    Lockheed Martin (King Of Prussia, PA)
    …areas located in Valley Forge, Pennsylvania\. Deep expertise in technical leadership, Linux server, Windows server, Storage and network administration are ... lifting up to 50 lbs\. independently\. \- Deep expertise in technical leadership, Linux server, Windows server, storage and network administration \- Significant… more
    Lockheed Martin (11/07/25)
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  • Service Desk Support Tech III

    University of Rochester (Brighton, NY)
    …server systems administration and email administration triage for Windows, Mac, LINUX , and UNIX server issues. Accountable for support documentation of systems, ... of complex technical issues and resolving such issues. Acts as a System Administrator for various tools and systems. **ESSENTIAL FUNCTIONS** + Acts as an escalation… more
    University of Rochester (12/23/25)
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