• Information Systems Engineer II - Onsite

    RTX Corporation (Tucson, AZ)
    …(STEM) + Minimum of two (2) years of prior experience with systems administration of Linux , Networking, and/or Windows (in desktop or server ... the world. As part of the Test Environment Support Administration **(TESA)** team, you be working with both leading-edge...Access Programs (SAP) + Troubleshooting ability with all Microsoft Windows and Linux systems to… more
    RTX Corporation (11/10/25)
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  • Senior Information Systems Engineer…

    RTX Corporation (Forest, MS)
    …(STEM) + **Minimum** five (5) years of relevant experience with systems administration of Linux , Networking, and/or Windows (in desktop or server ... the world. As part of the Test Environment Support Administration **(TESA)** team, you be working with both leading-edge...Special Access Programs + Troubleshooting ability with all Microsoft Windows and Linux systems +… more
    RTX Corporation (11/10/25)
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  • Information Systems Security Officer

    FGS, LLC (Suitland, MD)
    …+ Minimum 10 years of systems administration and cybersecurity experience ( Windows and Linux ) + Current DoD IAT Level II certification (Security+ CE, or ... deep expertise in the Risk Management Framework (RMF), experience with both Windows and Linux systems , and the ability to collaborate across technical and… more
    FGS, LLC (08/23/25)
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  • Principal Information Systems Engineer…

    RTX Corporation (Tucson, AZ)
    …eight (8) years of relevant experience with systems administration of Linux , Networking, and or Windows (in desktop or server environments) + Experience ... the world. As part of the Test Environment Support Administration (TESA) team, you be working with both leading-edge...a classified environment + Troubleshooting ability with all Microsoft Windows and Linux systems +… more
    RTX Corporation (11/10/25)
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  • Systems Engineer, Senior

    BOOZ, ALLEN & HAMILTON, INC. (Fort Meade, MD)
    …work without considerable direction, and mentor and supervise team members. You'll support Windows and Linux systems engineering efforts in system design ... Systems Engineer, Senior The Opportunity: Are you looking...Have: + Experience operating and maintaining Micro sof t Windows and Linux servers + Experience working… more
    BOOZ, ALLEN & HAMILTON, INC. (11/06/25)
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  • Network / IT Systems Engineer Sr

    Lockheed Martin (Littleton, CO)
    …brightest minds in the industry\. Responsibilities include: * Configure, administer, and maintain Windows and Linux systems as a Privileged User, ensuring ... for mission\-critical programs\. You will have a background in systems administration , scripting, networking, and cybersecurity\. This...related experience working on IT projects * Expertise in Windows and Linux system administration … more
    Lockheed Martin (10/29/25)
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  • Linux Systems Administrator

    CACI International (Reston, VA)
    …system design, development, and production support of large applications/ systems . + Windows and Linux server system administration experience. + Ability ... Linux Systems Administrator Job Category: Information...Momentum. We are now working to move from our Windows based platform to RHEL, OpenShift and implement DevSecOps.… more
    CACI International (10/18/25)
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  • Information Assurance Administrator

    Leidos (St. Petersburg, FL)
    …obtain within 6 months + Working knowledge of Windows and Linux systems ; 4+ years Linux administration experience + Experience administering Linux ... continuity of operations, and ensure mission readiness. **Primary Responsibilities** + Administer Windows and Linux systems + Build/maintain Linux… more
    Leidos (11/11/25)
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  • Senior Systems Engineer

    Trace Systems Inc (WA)
    …a large-scale client/server and web environment, and that includes either Linux , Windows or VMWare systems administration . + Requires experience in all ... and network architectures in a large-scale client/server and web environment, including Linux , Windows , VMWare, NetApp systems . + Lead optimization of… more
    Trace Systems Inc (10/30/25)
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  • Cyber Administrator

    CAE USA INC (Arlington, TX)
    …candidate will demonstrate proficiency in both Microsoft Windows and Linux systems administration , including hardening, deployment, configuration, ... semi-automated procedures for configuring all the components of our systems both in-house and at our customer sites. +... both in-house and at our customer sites. + Linux System Administration + Windows … more
    CAE USA INC (10/23/25)
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