• Systems Administrator

    Northrop Grumman (Aurora, CO)
    …Northrop Grumman Space Systems (NGSP) seeks to fill a **System Administrator ** supporting Integrated National Systems (INS) Business Unit (BU). This position ... as routers, switches, firewalls, load balancers etc. Candidates are required to be Security + certified. Candidates must have the ability to work within a group or… more
    Northrop Grumman (11/27/25)
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  • Specialist, Network Administrator

    L3Harris (Rochester, NY)
    …the space, air, land, sea and cyber domains in the interest of national security . Job Title: Specialist, Network Administrator Job Code: 30924 Job Location: ... and have every other Friday off Job Description: Experienced Network Administrator responsible for maintaining and optimizing our secure network infrastructure.… more
    L3Harris (11/07/25)
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  • Infrastructure Systems Administrator

    Nebraska Public Power District (York, NE)
    **Infrastructure Systems Administrator ** Columbus, NE, US, 68602-0499Doniphan, NE, US, 68832-9800Plattsmouth, NE, US, 68048-2062York, NE, US, 68467-0608Kearney, NE, ... US, 68848-2170Norfolk, NE, US, 68701-7227 **Infrastructure Systems Administrator ** to fill the role of Technical, Systems, or Senior Systems Analyst **Salary Range**… more
    Nebraska Public Power District (12/27/25)
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  • System Administrator

    Lockheed Martin (Kirtland AFB, NM)
    …the world\. **THE WORK** Lockheed Martin is seeking a highly skilled System Administrator to join our dynamic and diverse Information Technology team, supporting the ... * Knowledge of automating, installing, configuring, administering, patching, and security hardening commercial off\-the\-shelf \(COTS\) and open\-source applications, including… more
    Lockheed Martin (12/13/25)
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  • Splunk Administrator Principal

    SAIC (New Orleans, LA)
    **Description** SAIC is seeking a **Splunk Administrator ** to support our customer site in **North Charleston, SC** or **New Orleans, LA** . The Splunk ... Administrator will support the Cloud CITI Splunk Team under...Splunk platform, ensuring optimal performance and availability for mission-critical security and business operations. The role supports multi-environment (on-premise… more
    SAIC (11/04/25)
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  • Senior M365 Administrator

    PSEG Long Island (Bethpage, NY)
    …maintenance, upgrades, patching, performance and overall health of a variety of cyber security tools within a Microsoft Windows , Linux and UNIX server ... is required **Desired** + Certification in Microsoft Azure Cloud + Azure Administrator Associate, Azure Solutions Architect Expert, Azure Security Engineer… more
    PSEG Long Island (12/31/25)
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  • Sr Principal Linux Systems Administrator

    Northrop Grumman (Boulder, CO)
    …Possible is our commitment to missions. In rapidly changing global security environments, Northrop Grumman brings informed insights and secure technological ... to the following: + Perform as primary Linux Systems Administrator for a classified government contract. + Communicate effectively...user and computer accounts and modify file permissions and security access lists. + Test new releases of products… more
    Northrop Grumman (12/12/25)
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  • System Administrator

    Parsons Corporation (Centreville, VA)
    …possible. **Job Description:** **What You'll Be Doing:** + Manage and maintain Windows and Linux servers, ensuring optimal performance, security , and ... + CompTIA Security + Minimum + Proven experience as a System Administrator in a classified environment, preferably within the intelligence community or DoD. +… more
    Parsons Corporation (12/04/25)
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  • Systems Administrator

    KBR (Honolulu County, HI)
    …Systems Administrator Belong. Connect. Grow. with KBR! KBR's National Security Solutions team provides high-end engineering and advanced technology solutions to ... and virtualization infrastructure. . Install, maintain, upgrade and configure systems ( Windows /Linux/VMWare/SQL Server, Horizon UAG, VDI) . Maintain security and… more
    KBR (12/04/25)
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  • Network Administrator

    Leonardo DRS, Inc. (Arlington, VA)
    …an innovative and agile provider of advanced defense technology to US national security customers and allies around the world. We specialize in the design, ... **Job Summary** As a cleared SIPR Network and System Administrator and a member of the Corporate Risk Management...our adversaries. Together, we'll address evolving threats to national security , thus keeping our nation and our warfighter safe.… more
    Leonardo DRS, Inc. (11/05/25)
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