• Infrastructure Engineer/ Administrator

    CACI International (Mclean, VA)
    …Type of Travel: None * * * **The Opportunity:** CACI is seeking a highly motivated Linux System Engineer and Administrator with hands on experience with the ... demonstrated experience with multiple cloud platforms, automation technologies, and with Linux system administration. The successful candidate will ensure the… more
    CACI International (12/26/25)
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  • Server Administrator

    Calspan (Buffalo, NY)
    …exposure to HPC environments. + OS Expertise:Deep proficiency inRed Hat Enterprise Linux (RHEL)is required. + HPC & Software :Experience administering HPC ... Overview Calspan is seeking a highly skilled Server Administrator to manage our core infrastructure and High Performance Computing (HPC) environments. This role is… more
    Calspan (01/17/26)
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  • Network/ Systems Administrator

    Argonne National Laboratory (Lemont, IL)
    Argonne has an opportunity to serve as the System Administrator of the classified National Security Systems (NSS) for the Security Programs Facility (SPF). ... using Veritas NetBackup, Veeam, or similar enterprise backup solutions. + Familiarity with Linux Server Operating Systems such as RHEL, Rocky, Ubuntu Pro +… more
    Argonne National Laboratory (11/22/25)
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  • Systems Administrator / Diads / Sam…

    Lockheed Martin (Nellis Air Force Base, NV)
    …to air missile systems \. * Experience with Digital Integrated Air Defense System \(DIADS\) Software \. * Military experience with aviation and combat ... forefront of cutting\-edge technology and engineering\. Lockheed Martin is seeking a Systems Administrator to develop, integrate, and operate DIADS and… more
    Lockheed Martin (11/09/25)
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  • Oracle Enterprise Business System (eBS)…

    Macalogic (San Antonio, TX)
    …database expertise and administration to the Air Force's Human Resources (HR) Family of Systems software development and system modernization efforts in San ... and level of expertise with various components of Oracle's Enterprise Business System (eBS) software solution, providing database management and technical… more
    Macalogic (01/15/26)
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  • System Administrator (TS/SCI Full…

    IBM (Catonsville, MD)
    …will positively impact the world around us. **Your role and responsibilities** As a System Administrator , you will work closely with IBM and clients' leaders to ... system patches to end point nodes using BigFix software . If you are passionate about success with both...with the agency **Preferred technical and professional experience** * Linux administration skills * Knowledge of HCL BigFix *… more
    IBM (12/03/25)
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  • Modernization Cyber Systems

    Lockheed Martin (Hanover, MD)
    …* Configure and manage UNIX and Windows \(or other applicable\) operating systems and installs/loads operating system software , troubleshoot, maintain ... Linux distributions such as RHEL, CentOS, Ubuntu, and Debian\. Knowledge of Linux systems processes, file systems , networking and offline repository… more
    Lockheed Martin (01/08/26)
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  • System Administrator

    RTX Corporation (Forest, MS)
    …a security clearance. + Active Directory, WSUS, VMware, Veeam, MySQL, Windows or Linux system administration, and network administration. + Ability to meet ... and resolve moderate to complex issues involving integration of hardware, operating systems , and software applications. + Implement and manage data RAID,… more
    RTX Corporation (01/17/26)
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  • Systems Administrator

    TEKsystems (Marshall, MI)
    …Red Hat OpenShift platform for K8s and VMs Skills red hat, openshift, System administrator , Windows, Vmware, Automation Additional Skills & Qualifications Great ... Azure or GCP. Automation: Identify and automate repetitive tasks in the software deployment process. Monitoring and Troubleshooting: Monitor system performance,… more
    TEKsystems (01/13/26)
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  • Sr Linux Admin - Colorado

    Insight Global (Broomfield, CO)
    …A leading company in the commercial space industry is looking for a Sr Linux Administrator to join their growing corporate IT Team. This company builds ... follow within their Linux environment. You will be responsible for deploying linux operating systems on servers and workstations, working with dev tools to… more
    Insight Global (01/08/26)
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