• Platform/Infrastructure Engineer

    Nightwing (Sterling, VA)
    …Tier 2/3 escalation. Required Skills: + Operating Systems : Strong understanding of Linux and/or Windows Server operating systems . + Networking: Knowledge ... Linux Certifications: Linux Professional Institute (LPI), Certified Linux System Administrator (CLSA). + Infrastructure-as-Code Certifications: Terraform… more
    Nightwing (09/26/25)
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  • System Administrator - Intern

    Lockheed Martin (Schriever AFB, CO)
    … principles **Desired Skills:** \- Systems administration interest \- Windows or Linux system administration coursework / certifications ... remedying a wide variety of technical issues on both Linux and Windows systems \. Typical...managing Linux and Windows Operating systems to include implementing operating system enhancements… more
    Lockheed Martin (11/14/25)
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  • Cyber Systems Administrator (Active TS/SCI)

    Northrop Grumman (Tampa, FL)
    …able to configure and manage Linux and Windows operating systems upon start date, installs/loads operating system software, patches, and configures ... get to Do** **Responsibilities** + Provide Tier 1 technical support (including Domain Administration , System Administration , and Network Administration ).… more
    Northrop Grumman (10/14/25)
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  • IT Systems Engineer/Administrator

    Robert Half Technology (Tampa, FL)
    …related roles. * Expertise in Microsoft Windows Server 2019+ and Linux operating systems . * Proficiency in virtualization technologies, including VMware and ... for interview: Linux + Storage and/or VMware Linux + Devops Windows + Storage and...Group Policy Objects (GPOs). * Familiarity with Macintosh Operating Systems in a Windows -based environment. Technology Doesn't… more
    Robert Half Technology (10/28/25)
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  • System Administrator 3

    DCCA (Annapolis Junction, MD)
    …Configure and manage Linux , UNIX and Windows operating systems and install/load operating system software, troubleshooting, maintain integrity and ... System Administrator 3 Location Annapolis Junction, MD Job...Key Tasks: DCCA is looking for TS/SCI w/Polygraph cleared Systems Administrators with Linux and Windows more
    DCCA (11/17/25)
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  • Systems Engineer Senior - Level 3

    Lockheed Martin (Fort Worth, TX)
    …* Proficient with Windows and Linux /Unix operating systems configuration and troubleshooting\. * IT System /Software Troubleshooting experience * ... MPE system anomalies and issues * Lab configuration consisting of installation of Linux and Windows operating systems in a variety of hardware to… more
    Lockheed Martin (10/31/25)
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  • Database/Web Services Admin Spec Lvl II

    Navy Exchange Services (NEX) (Virginia Beach, VA)
    …Apache, Tomcat, WebLogic and WebSphere web server software and upgrades on IBM AIX, Linux and Windows operating systems . Applying database and web server ... Title: DATABASE/WEB SERVICES ADMIN SPEC LVL II Location: United States-Virginia-Virginia Beach...with defined standards - Monitoring the performance of UNIX, Linux and Windows based Oracle and SQL… more
    Navy Exchange Services (NEX) (10/17/25)
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  • 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...Troubleshooting ability with all Microsoft Windows and Linux systems to quickly return system more
    RTX Corporation (11/10/25)
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  • System Administrator

    TekSynap (Arlington, VA)
    …QUALIFICATIONS** + Bachelor's degree in IT, Computer Science, or related. + 5+ years system administration ( Linux / Windows ) in hybrid or cloud ... minimum). + Active Secret clearance. **COMPETENCIES** + System provisioning & administration ( Linux / Windows ) + CNCF ecosystem tools & cloud-native… more
    TekSynap (10/02/25)
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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 ... + Experience working in a classified environment + Troubleshooting ability with all Microsoft Windows and Linux systems + Customer service and training… more
    RTX Corporation (11/10/25)
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