• Senior Linux Administrator

    Leidos (Fort Belvoir, VA)
    **Description** The DTRA program at Leidos is seeking a **Senior Linux Administrator** in Fort Belvoir, VA to support the DTRA I3TS Infrastructure Services team to ... maintain and optimize the Linux production environment.The candidate will...work well as a part of the DTRA Systems Administration team using ITIL best practices as well as… more
    Leidos (12/30/25)
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  • Systems Administrator, Linux /Windows

    BAE Systems (Nashua, NH)
    …Senior Closed Area Systems Administrator with proficiency in both Windows and Linux Systems to provide comprehensive technical and operational support for classified ... environments. **_In this Sr System Administrator position supporting both Windows and Linux systems you will make impacts in the following ways;_** + Administer… more
    BAE Systems (01/15/26)
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  • Sr. WebSphere Admin /DevOps Engineer

    Leidos (Baltimore, MD)
    …help you succeed in this position:_ + Hands-on experience with IBM WebSphere Application Server or Liberty administration in Linux . + Solid experience ... analysis and design + 3+ years of combined experience with Application Server Administration (WebSphere Application Server , WebSphere Liberty) +… more
    Leidos (01/16/26)
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  • Technical Specialist 2

    M. C. Dean (San Francisco, CA)
    …for general purpose operating systems and virtualization platforms (ie Windows, Windows Server , Linux , VMware, CentOS, Docker, Kubernetes, etc.). + Familiarity ... customer requests and collaborate with Project Management and System Administration teams* Troubleshoot system performance issues and implement corrective actions*… more
    M. C. Dean (11/26/25)
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  • Linux Systems Administrator

    Leidos (Springfield, VA)
    …+ Familiarity with Kubernetes/OpenShift, virtualization platforms (eg, VMware), and Windows Server administration in hybrid environments. + Red Hat Certified ... Science, Information Technology, or related field and 5 years of relevant Linux systems administration experience (or equivalent combination of education and… more
    Leidos (01/16/26)
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  • Senior Linux /Unix Administrator

    S4 Inc. (Omaha, NE)
    …other classified environments. Key Responsibilities: + Install, configure, and maintain Linux /Unix operating systems across physical and virtual server ... Full Time | Comprehensive and competitive benefits Job Title: Senior Linux /Unix Administrator Work Location: USSTRATCOM Offutt AFB Clearance: TS/SCI Education:… more
    S4 Inc. (01/07/26)
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  • Linux Engineer

    Amentum (Chantilly, VA)
    …Cyber, Security, & Intel space? If so, look no further. Amentum is seeking a ** Linux Engineer** to join our team of passionate individuals in **Chantilly, VA** . In ... impact on the Nation's security and intelligence mission. **Your Impact:** Our Linux Engineer will join a team of highly skilled technical professionals supporting… more
    Amentum (12/31/25)
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  • Systems Engineer

    Robert Half Technology (Nashville, TN)
    …Engineer or similar role in enterprise environments. + Strong knowledge of Windows Server and/or Linux system administration . + Experience with ... growth. + Infrastructure Maintenance: Administer and maintain Windows and/or Linux servers, virtualization platforms (eg, VMware, Hyper-V), and cloud-based services… more
    Robert Half Technology (01/05/26)
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  • Video Management System (VMS) Systems Specialist…

    M. C. Dean (Atlanta, GA)
    …for general purpose operating systems and virtualization platforms (Windows, Windows Server , Linux , VMware, CentOS, Docker, Kubernetes, etc.) + Familiarity ... system performance and recommend improvements + Provide support to the system administration and engineering team + Using advanced knowledge of networking principals… more
    M. C. Dean (11/28/25)
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  • Linux Systems Administrator, Senior

    BOOZ, ALLEN & HAMILTON, INC. (Fayetteville, NC)
    …operations on server and workstation assets. + Provide management, system administration , planning, and operational support for C2 client assets. + Gather and ... Linux Systems Administrator, Senior The Opportunity: Your combination...their goals. What You'll Do: + Provide management, system administration , planning, and operational support for C2 servers and… more
    BOOZ, ALLEN & HAMILTON, INC. (01/13/26)
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