• System Administrator

    BAE Systems (Washington, DC)
    **Job Description** BAE Systems is seeking an on-siteSystem Administratorto support our work as a prime contractor on a high-profile US Navy weapon system.Accuracy, ... the customer s digital engineering environment. In this role you will support a Microsoft Active Directory environment with day-to-day administration and analysis of… more
    BAE Systems (12/23/25)
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  • Systems Administrator

    TEKsystems (Windsor Mill, MD)
    …desktops, Lan/Wan equipment that support their control room apps. + Infrastructure + Desktop Support + Windows 10, 11 + Server Hardware support ... + Change Management Procedures + Strong Communication Skills + Leadership Primary Skills: Desktop Support , Windows 10 & 11, Server Hardware Support , … more
    TEKsystems (01/08/26)
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  • Senior System Administrator (C)

    SimIS Inc. (Dahlgren, VA)
    …of others (work and win as a team). SimIS Inc seeks a Senior System Administrator to provide combat system simulation support to the Warfare Analysis and Digital ... be accredited for Government wide area network usage in support of an overall effort to provide high fidelity...and enable engineers to verify Combat Systems' performance in desktop environments and at Land Based Test and Training… more
    SimIS Inc. (11/06/25)
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  • IT Support Administrator

    Robert Half Technology (Charlotte, NC)
    …to deploy hardware, software, and services Requirements + Strong working knowledge of Windows desktop and server operating systems + Hands-on experience with ... Description + Provide Tier 1-2 technical support for end users via phone, remote tools,...to the IT knowledge base + Install, configure, and support end-user hardware and peripherals, including desktops, laptops, mobile… more
    Robert Half Technology (01/07/26)
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  • Linux Systems Administrator

    ManTech (Laurel, MD)
    …releases and models + Must be able to create accounts, reset passwords, and provide desktop support to customers via phone, tickets, or in-person + Must be ... **MANTECH** seeks a motivated, career and customer-oriented **Linux** **System Administrator ** to join our team in **Laurel, MD** at Emerson 8. **Responsibilities… more
    ManTech (11/26/25)
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  • System Administrator

    ProSphere Tek (Tacoma, WA)
    …a System Administrator with an active Top Secret/SCI clearance to support our Army Joint Base Lewis-McChord customer in Tacoma, Washington. **Essential Functions ... a common user interface across multiple operating system environments. Support up to 850 systems. + Support ...of operating systems: UNIX (Sun Solaris, SUNOS), LINUX, Microsoft Windows OS (current and legacy), Cisco OS, Juniper. +… more
    ProSphere Tek (10/31/25)
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  • Systems Administrator

    SAIC (El Segundo, CA)
    …hardening, monitoring and maintenance + Active Directory tasks and requirements + Windows desktop and server operating systems and Microsoft Exchange operations ... **Description** SAIC's Horizon 2 program is seeking a **System Administrator ** . This role provides support to...a **System Administrator ** . This role provides support to the US Space Forces mission of delivering… more
    SAIC (12/25/25)
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  • Systems Administrator III - Compliance

    Sierra Nevada Company, LLC (Dayton, OH)
    …design, integration, test, certification, ground/flight training and complete logistics support . IAS tailors solutions to customer cost, performance, and schedule ... . We are seeking a highly skilled and detail-oriented Systems Administrator III - Compliance to join our dynamic IT team. The… more
    Sierra Nevada Company, LLC (12/18/25)
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  • Systems Administrator

    General Dynamics Information Technology (Macdill AFB, FL)
    …None **Job Family:** IT Infrastructure and Operations **Skills:** Infrastructure,Linux,Microsoft Windows ,VMware VDI **Experience:** 5 + years of related experience ... combatant command, the US BICES-X team is in direct support of the war fighter and their missions. We...with an emphasis in the following areas: + * Windows Server 2016, 2019 + * Microsoft Exchange 2016… more
    General Dynamics Information Technology (11/22/25)
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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). Develop, ... software upgrades. + Experience with the administration of common Windows Server Domain Services such as Active Directory, DNS,...Active Directory, DNS, DHCP, File and Print Servers, Remote Desktop Session Host, and Group Policy. + Experience with… more
    Argonne National Laboratory (11/22/25)
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