• Systems Administrator - Senior

    CACI International (O'Fallon, IL)
    Systems Administrator - Senior Job Category:...investigation upon hire + Expert knowledge of various operating systems (eg, Windows Server , Linux, ... auditability and transportation logistics? We're seeking a successful, experienced Senior Systems Administrators to join our team in implementing a cutting-edge… more
    CACI International (11/08/25)
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  • Systems Administrator

    TEKsystems (Windsor Mill, MD)
    …Lan/Wan equipment that support their control room apps. + Infrastructure + Desktop Support + Windows 10, 11 + Server Hardware support + NetApp + Vmware + ... Strong Communication Skills + Leadership Primary Skills: Desktop Support, Windows 10 & 11, Server Hardware Support,...Skills: Desktop Support, Windows 10 & 11, Server Hardware Support, Windows Networking, ServiceNow, JIRA,… more
    TEKsystems (01/08/26)
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  • IT Administrator

    Reynolds & Reynolds (Houston, TX)
    …is required~^~Strong verbal and written communication skills required~^~Experience with VMware, Windows and\/or Linux server operating systems ... Position Description As an IT Administrator , you will be a part of a...all aspects of the job. Focus will be on Server Operating Systems and Network technologies support… more
    Reynolds & Reynolds (01/02/26)
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  • Network Administrator Autonomic Logistics…

    Lockheed Martin (Fort Worth, TX)
    …\- Extensive network operations and troubleshooting experience with Unix, Linux, Windows operating systems and network hardware \(e\.g\., Juniper/Cisco switches, ... your future\! This role is for a lead Network Administrator with a System Administrator background for...and environment hardware * Providing tiered troubleshooting of IT systems and network equipment using network schematics, diagrams, and… more
    Lockheed Martin (11/27/25)
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  • System Administrator

    BAE Systems (Washington, DC)
    …Assist in the development, testing, modification, and administration of virtualized server environments and related applications/ systems as needed, including VM ... **Job Description** BAE Systems is seeking an on-siteSystem Administratorto support our...degree + Experience managing and troubleshooting servers (RHEL and Windows ) + Experience with Active Directory Account Management and… more
    BAE Systems (12/23/25)
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  • System Administrator 2

    DCCA (Fort Meade, MD)
    …dedication to excellence. Key Tasks: DCCA is looking for TS/SCI w/Polygraph cleared Systems Administrators with Linux and Windows experience! We have multiple ... System Administrator 2 Location Fort Meade, MD Job Code...resolution process. + Configure and manage Linux, UNIX and Windows operating systems and install/load operating system… more
    DCCA (11/21/25)
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  • Systems Administrator

    Lockheed Martin (Herndon, VA)
    …information security engineering principles and industry best practices * Maintain all server , including Windows servers, Linux servers, Oracle database servers, ... Apache servers, DNS servers and Domain controllers * Apply server patches and operating system updates in a timely...in a timely fashion as defined by the Information Systems Security Manager \(ISSM\)\. Automate this process to the… more
    Lockheed Martin (01/11/26)
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  • IT Systems Administrator

    ManTech (Chantilly, VA)
    **MANTECH** seeks a motivated, career and customer-oriented **IT Systems Administrator ** to join our team in **Chantilly, VA.** **Responsibilities include but ... to obtain one within 180 days. + System Experience: Experience with both Windows and Linux operating systems . + End-User Support: Experience providing help-desk… more
    ManTech (11/19/25)
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  • Sr. Network Administrator

    CGI Technologies and Solutions, Inc. (Radford, VA)
    …mixed and growing environment currently supporting functional teams and customers that utilize MS Windows server 2019/2022, MS SQL 2019, MS Windows 11, ... **Sr. Network Administrator ** **Category:** Infrastructure/Cloud **Main location:** United States, Virginia,...or Product Lead for Acquisition, Logistics, and Technology Enterprise Systems and Services, is a key US Army organization… more
    CGI Technologies and Solutions, Inc. (01/07/26)
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  • Systems Administrator

    Amentum (St. Charles, MO)
    …required 3. Maintain Datacenter Rack Drawing and documentation as required 4. Perform Monthly Server Patching ( Windows Server Update Service) 5. Remediate ... support to end-users. 9. Managing routine morning checks of systems and environment and provide any subsequent remediation. 10....in Data center monitoring and maintenance 3. Proficient in Server administration 4. Proficient in Help desk tier 2… more
    Amentum (01/06/26)
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