• Linux Administrator - ACAS

    CACI International (Springfield, VA)
    Linux Administrator - ACAS Job Category:...the hire date + Expert at operating and maintaining Linux systems + Experience operating and maintaining ... the NGA mission. In this role, we're seeking a ** Linux Administrator - ACAS** who could potentially...Information - Software Tools list. + Utilize agency-approved ticketing systems to document, track, assign, update, and coordinate all… more
    CACI International (11/10/25)
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  • Secret Cleared Windows and Linux…

    Insight Global (San Diego, CA)
    …and Requirements Active Secret Clearance 3+ Years of Experience with Windows System 2+ years of experience with Linux Servers Experience Running and ... person should have an understanding in both windows and Linux . This person will work on a small team...Red Hat Certified Engineer . RHCSA Red Hat Certified System Administrator . RHCDS Red Hat Certified… more
    Insight Global (11/26/25)
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  • IT Systems Administrator / Top…

    Lockheed Martin (Las Vegas, NV)
    …and infrastructure deployments for their assigned program\. They will perform Systems Administration across multiple platforms including RHEL, Windows Server, and ... Windows 10\. Active Top Secret Security Clearance and US Citizenship Required for this...CompTIA Security \+ certification * Experience with Windows Operating Systems \(i\.e\., Windows Server 2016, 2019, Win10, etc\.\) *… more
    Lockheed Martin (10/18/25)
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  • Principal Linux Administrator

    RTX Corporation (El Segundo, CA)
    … systems administration and networking administration experience, Windows or Linux administration, backup, and recovery enterprise suites. ​ Qualifications We ... US citizens are eligible for a security clearance​ **Security Clearance:** DoD Clearance: Secret At Raytheon, the foundation of everything we do is rooted in our… more
    RTX Corporation (10/21/25)
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  • Database Administrator ( Secret…

    Eliassen Group (Aberdeen Proving Ground, MD)
    **Database Administrator ( Secret Cleared)** **Aberdeen Proving Ground, MD** **Type:** Contract-to-Hire **Category:** Data **Industry:** Government **Reference ... position requires a candidate to possess an active DoD Secret Clearance** We are looking for a great DBA...support several PostgreSQL and MS SQL Server database Management systems for a variety of applications. Location: APG, Maryland… more
    Eliassen Group (10/14/25)
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  • Senior Linux Administrator

    RTX Corporation (Mckinney, TX)
    …US citizens are eligible for a security clearance​ **Security Clearance:** DoD Clearance: Secret At Raytheon, the foundation of everything we do is rooted in our ... Do:** + Administer, patch, and harden Red Hat Enterprise Linux (RHEL) and related distributions. + Work with Cyber...distributions. + Work with Cyber to maintain and monitor system availability, performance, and logs using enterprise tools. +… more
    RTX Corporation (11/21/25)
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  • Top Secret GIS Administrator

    Insight Global (Washington, DC)
    …expertise with 3-5 years in system administration or development * Operating Systems : Windows and/or Linux administration * Experience with at least one ... Insight Global is seeking a GIS professional to support enterprise-level geospatial systems for a mission-critical federal client. This role focuses on designing,… more
    Insight Global (10/29/25)
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  • Systems Administrator II Generalist…

    V2X (Springfield, VA)
    …but there are also Linux distributions as well. + The Senior Systems Administrator II shall support the mid-level internal escalation tier(s) for the ... with integrity, respect, responsibility, and professionalism. We are hiring a Senior Systems Administrator II Generalist - Windows Server - active TS/SCI… more
    V2X (11/15/25)
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  • Systems Administrator

    Nou Systems, Inc. (Marietta, GA)
    … and improve capabilities. We are pleased to announce the opening for a Systems Administrator who will join our Information Technology Department and provided ... to join our team. Responsibilities: You'll be the appointed System Administrator (SA) / Information System...from this job. Preferred Qualifications: + Proven experience in Linux systems administration (Ubuntu, RedHat). + Experience… more
    Nou Systems, Inc. (11/25/25)
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  • Systems Administrator / Flight…

    Lockheed Martin (Nellis Air Force Base, NV)
    …to our customers around the world\. **THE WORK** Lockheed Martin is seeking a Systems Administrator to support Modeling, Simulation, and Training at the Joint ... performance within the Joint Simulation Environment \(JSE\) at JITTC\-N\. The Systems Administrator will maintain continuous operation of multi\-user computer… more
    Lockheed Martin (11/05/25)
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