• Junior Systems Administrator

    Amentum (Mclean, VA)
    **Amentum** is looking for a **Junior Systems Administrator ** to join our team in **McLean, VA** ! As a Junior Systems Administrator , you will be ... backups, and performing routine hardware checks. + Determines when server , software, and OS upgrades are required and ensures...and mentor when needed + Respectable understanding of operating systems like Windows, and Linux + Understanding… more
    Amentum (11/18/25)
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  • Systems Administrator

    Nexagen Networks Inc (Rock Island Arsenal, IL)
    …system monitoring and verify the integrity and availability of hardware, network, and server resources and systems . Review system and application logs and verify ... System Administrator Security Clearance Requirement: Current and Active DoD Secret Salary Range: (The salary range provided is a general guideline. Nexagen Networks… more
    Nexagen Networks Inc (11/01/25)
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  • Sr. Systems Administrator

    Arena Technical Resources, LLC (Washington, DC)
    Sr. Systems Administrator Location: Washington, DC, US Job ID: ATR 17714 Job Description Job Title: Sr. Systems Administrator Job Location: Washington, ... (DBMS) products . Address all vulnerabilities identified via system scanning Systems Administrator Senior Advisor Requirements and Qualifications . Master's… more
    Arena Technical Resources, LLC (10/25/25)
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  • System Administrator

    Assertive Professionals (Chantilly, VA)
    …change requests; support for implementation, troubleshooting and maintenance of Unix/ Linux systems ; Perform technical evaluations, analysis, and troubleshooting ... System Administrator About the Organization Established in 2015,AssertiveProfessionals(AP), is...servers. Manage day-to-day operations, monitoring and problem resolution of Linux systems . Activities include installation and maintenance… more
    Assertive Professionals (10/09/25)
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  • Systems Administrator

    Robert Half Technology (Grand Rapids, MI)
    Description We are looking for a knowledgeable and resourceful Systems Administrator to join our team in Grand Rapids, Michigan. In this role, you will be ... IT environment. Responsibilities: * Manage and maintain Windows and Linux servers, ensuring systems are updated and...or a similar IT role. * Proficiency with Windows Server , Linux , and virtualization tools such as… more
    Robert Half Technology (10/29/25)
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  • Classified Area Systems

    Leidos (Huntsville, AL)
    …demanding environment. + Familiarity with Risk Management Framework requirements for Windows and Linux systems . + **Must have an active DoD Secret clearance and ... Modernization CIS Team is looking for a skilled **System Administrator ** to join our team. In this role, you'll...systems and disk space. + Utilize desktop and server virtualization within Hyper-V, VMWare vSphere and ESXI. +… more
    Leidos (10/16/25)
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  • Principal Windows Systems

    Northrop Grumman (Linthicum Heights, MD)
    …but not be limited to the following: + Perform as a primary Windows/VMware systems administrator for a classified government contact. + Maintain smooth operation ... the best work of your career. Northrop Grumman Mission Systems is seeking a well-qualified Windows Administrator ...Windows AD, LDAP, VMWare, and knowledge of SAN storage systems . + Linux Operating System experience and/or… more
    Northrop Grumman (11/13/25)
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  • IT Systems Administrator

    Leidos (Washington, DC)
    **Description** The Leidos National Security Sector is seeking an experienced ** Systems Administrator ** to provide technical expertise installing, configuring, ... and a minimum of 5 years of professional experience as a Systems Administrator supporting enterprise environments _(additional experience, education and training… more
    Leidos (09/13/25)
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  • Senior Systems Administrator

    Belay Technologies (Annapolis Junction, MD)
    …in 2020 and a finalist in 2021! Belay Technologies seeks a Senior System Administrator (SA) to join our intel team. The SA provides support for implementation, ... troubleshooting and maintenance of IT systems . Manages IT system infrastructure and any processes related to these systems . Provides support to IT systems more
    Belay Technologies (11/19/25)
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  • Cyber Systems Administrator (Active…

    Northrop Grumman (Tampa, FL)
    …work of your career. We are looking for you to join our team as a **Cyber Systems Administrator ** based out of **Tampa, FL** . _Please Note:_ + _Due to the ... users. + Must be able to configure and manage Linux and Windows operating systems upon start...in troubleshooting and configuring Windows operating system and Windows Server environments to include Active Directory, DHCP, GPO's, DNS,… more
    Northrop Grumman (10/14/25)
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