• Senior System Administrator

    SAIC (Fort Belvoir, VA)
    **Description** The Senior System Administrator will provide support for operational intelligence integration and data-centric operations for customers across ... Viewed as an expert in the field. Participates with senior management to establish strategic plans and objectives. **PROBLEM...deployment of new technologies and upgrades + Experience with Windows Server 2016 and later operating systems ,… more
    SAIC (11/19/25)
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  • Senior System Administrator

    Amentum (Springfield, VA)
    …NGA enterprise. * Senior level experience managing and administering Linux/ Windows based systems including patching, updates, and configuration management. * ... If so, look no further. Amentum is seeking a ** Senior System Administrator ** to join our team...Provide support for implementation, troubleshooting, and maintenance of cloud systems * Isolate and resolve problems involving the applications,… more
    Amentum (11/20/25)
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  • Senior Linux System Administrator

    Leidos (Fairfax, VA)
    …as well as IT Infrastructure Operations and Engineering support. Leidos is hiring a Senior Linux System Administrator to provide on-site support in Fairfax, VA ... a range of IT services, including help desk, deskside support, Windows workstation engineering and maintenance, managed print services, ITSM, Active Directory… more
    Leidos (12/12/25)
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  • Senior System Cloud Administrator

    Insight Global (Herndon, VA)
    Job Description We are seeking a highly skilled Senior Linux Systems Administrator to join our IT infrastructure team. The ideal candidate will have a strong ... and troubleshooting procedures that are repeatable. - Maintain and enhance existing systems administrator tools, and develop new tools, using available… more
    Insight Global (12/04/25)
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  • Senior Systems Administrator

    Oracle (Washington, DC)
    …5 years' experience supporting a Linux environment. + Experience handling production systems running Windows Server OS, Active Directory, Group Policy, Linux ... around the world who provide patient care. As a Systems Analyst III, your primary task will be to...being a US Citizen. + Bachelor's degree in information systems , Computer Science, Computer Engineering, Software Engineering or related… more
    Oracle (11/25/25)
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  • Senior System Administrator

    Synergy ECP (Columbia, MD)
    Senior System Administrator Columbia, MD (http://maps.google.com/maps?q=Columbia+MD+USA+21046) Description Company Description: Synergy ECP is a Service Disabled ... o Configuration and Maintenance of Virtual Machines ? VCenter/VMWare o Linux and Windows operating systems ? CentOS, RedHat, Windows 10, Window Server o DNS… more
    Synergy ECP (10/15/25)
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  • Senior Linux System Administrator

    ManTech (Fort Meade, MD)
    ManTech seeks a ** Senior Linux System Administrator ** to join our team in **Ft. Meade, MD** . In this role, you will provide support for implementation, ... analysis and system planning. + Configure and manage Linux and Windows operating systems ; install, load, and enhance OS software for improved reliability and… more
    ManTech (10/14/25)
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  • Senior VMWare System Administrator

    Intrepid Solutions and Services (Annapolis Junction, MD)
    …operationalization and deployment of new and emerging technologies.We're seeking a ** Senior Level System Administrator with specialized experience with VMWare** ... **Overview** Darkblade Systems , a CIS Secure company, is a trusted...engineering design, system fit-up, and system deployment. + General Windows and some Linux system administration and sustainment experience,… more
    Intrepid Solutions and Services (11/26/25)
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  • Systems Administrator

    CGI Technologies and Solutions, Inc. (Arlington, VA)
    ** Systems Administrator ** **Category:** Infrastructure/Cloud **Main location:** United States, Virginia, Arlington **Position ID:** J0925-2115 **Employment ... Description:** CGI Federal has an exciting opportunity for a Systems Administrator within our Intel sector advancing...obtain a TS/SCI with Poly highly desired * Operating Systems : Strong knowledge of Windows , Linux, or… more
    CGI Technologies and Solutions, Inc. (10/01/25)
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  • Sr. Systems Administrator

    Arena Technical Resources, LLC (Washington, DC)
    …system (DBMS) products . Address all vulnerabilities identified via system scanning Systems Administrator Senior Advisor Requirements and Qualifications . ... Sr. Systems Administrator Location: Washington, DC, US.... Secret Clearance to start Required Technical Skills: . Senior Level system administrator skills required .… more
    Arena Technical Resources, LLC (10/25/25)
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