• Principal System Administrator

    DCCA (Annapolis Junction, MD)
    …XP, 2000 environments, including Red Hat Enterprise Linux (RHEL5.4), Centos 7,8 Linux , VMWare Vcenter Server and Vsphere client, Sun Solaris 9, 10, Dragon ... Principal System Administrator Location Annapolis Junction, MD Job Code 2270...Systems /Infoman, DOS Power, VTAM, IBM Netview, SAS PC Server Hardware: * IBM Risc 6000 Servers, Compaq 486,… more
    DCCA (11/17/25)
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  • Systems Administrator

    Leidos (Piketon, OH)
    …strong interpersonal skills. + Experience with Microsoft Windows and Server Operating Systems and/or Oracle, RHEL and Linux Operating Systems . + ... Leidos has an exciting and rewarding opportunity for a Systems Administrator to work independently with minimal...+ Provide primary support and management of the IT server infrastructure and hosted systems , focusing on… more
    Leidos (08/23/25)
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  • Systems Administrator 2 (Bluemont,…

    William C Brown Inc (Springfield, VA)
    Systems Administrator 2 (Bluemont, VA) EOE Statement We are an equal employment opportunity employer. All qualified applicants will receive consideration for ... characteristic protected by law. Description WCBinc is looking for a Sr. Systems Administrator to provide support for implementation, troubleshooting and… more
    William C Brown Inc (10/23/25)
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  • 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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  • 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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  • 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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  • 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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