• Systems Administrator - Multiple…

    Noblis (San Diego, CA)
    …in resolving accounts, recovery of data and maintaining security + Loading operating systems , including Windows , Solaris, Unix and Linux. + Develop active ... master's degree with 3+ years of experience providing technical support in operating systems ( Windows , Linux), networking, and security, along with experience in… more
    Noblis (09/18/25)
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  • Systems Administrator II- Full-Scope…

    RTX Corporation (Annapolis Junction, MD)
    …some unclassified work will also be required. We're looking for an experienced Systems Administrator to join our team supporting critical operations in both ... Linux and Windows environments. In this role, you'll ensure our systems are secure, reliable, and aligned with mission requirements. An **active Full-Scope… more
    RTX Corporation (09/19/25)
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  • System Operations/ Administrator

    Sciolex Corporation (Chantilly, VA)
    …related acquisition experience per level if no bachelor's degree is held. Active Top Secret /SCI clearance with a Counter-Intelligence Polygraph Experience as a ... in a similar IT support role. Compliant with DoD Directive 8570 Knowledge of Windows and Linux operating systems . CompTIA Security+ or ability to obtain within… more
    Sciolex Corporation (10/14/25)
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  • System Administrator - Edwards Air Force…

    Dell Technologies (Edwards AFB, CA)
    …**Essential Requirements:** + US Citizen local to Edwards, California + Possess active Top Secret Department of Defense (DoD) clearance + Possess CompTIA ... **System Administrator - Edwards Air Force Base (Onsite)** Today,...for the setup, configuration, maintenance, and security of computing systems used in test environments-particularly those handling classified, sensitive,… more
    Dell Technologies (10/04/25)
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  • Linux Systems Administrator

    BCMC (Arlington, VA)
    …of the customer mission. Responsibilities: - Serve as a lead Linux Systems Administrator overseeing Red Hat Enterprise Linux (RHEL) environments across ... - Perform large scale configuration management and deployment across Windows , MacOS, Linux/Unix, and other operating systems ...- US Citizenship - Must have an active DoD Secret clearance, TS /SCI clearance is preferred. -… more
    BCMC (10/16/25)
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  • Systems Administrator 2

    Nightwing (Annapolis Junction, MD)
    …and emerging technologies to expand cybersecurity solutions. Job Description: The Systems Administrator will provide support for implementation, troubleshooting ... involved in the resolution process. Configures and manages UNIX and Windows operating systems and installs/loads operating system software, troubleshoots,… more
    Nightwing (10/13/25)
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  • Systems Administrator 3

    Nightwing (Annapolis Junction, MD)
    …in the intelligence community, defense, civil, and commercial markets. The Systems Administrator will provide support for implementation, troubleshooting and ... involved in the resolution process. Configures and manages UNIX and Windows operating systems and installs/loads operating system software, troubleshoots,… more
    Nightwing (09/22/25)
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  • Systems Administrator

    Leidos (Columbia, MD)
    **Description** **Leidos** has a new and exciting opportunity for a ** Systems Administrator ** in our **National Security Sector's (NSS) Cyber & Analytics ... us and make a difference in National Security!** The Systems Administrator will be responsible for: +...the resolution process + Configure and manage UNIX and Windows (or other applicable) operating systems /installs/loads operating… more
    Leidos (10/12/25)
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  • Network/System Administrator II

    P 11 Security, Inc. (Colorado Springs, CO)
    …based on OS requirements for supported organization. Security Clearance: + Current Top Secret Clearance with SCI Eligibility + Eligibility for access ... Windows 2000/2003/2007 Server, Microsoft Exchange Server 2003, Microsoft Windows XP/Vista operating systems (OS) administration and associated hardware.… more
    P 11 Security, Inc. (10/11/25)
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  • ServiceNow Systems Administrator

    SAIC (Annapolis Junction, MD)
    …be substituted for the degree + Minimum of 9 years of experience as a Systems Administrator in programs and contracts of similar scope, type, and complexity is ... in the resolution process + Configure and manage UNIX, Linux and Windows operating systems and installs/loads operating system software, troubleshoots, maintains… more
    SAIC (08/07/25)
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