• Principal System Administrator (RHEL)

    RTX Corporation (Marlborough, MA)
    …systems and support IT infrastructures around the world. **Principal Linux System Administrators,** internally known as Principal Analyst, infrastructure Workplace ... **What You Will Do** : + Serve as a Linux / Red Hat Enterprise Linux (RHEL)...Proficiency with monitoring, vulnerability scanning, and compliance assessment tools ( ACAS , Splunk, Nessus, SCAP, STIG, Nagios, SolarWinds) and working… more
    RTX Corporation (10/17/25)
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  • System Administrator

    DCCA (Vandenberg AFB, CA)
    System Administrator Location Vandenberg AFB, CA Job Code 2409 # of Openings 1 Apply Now ... compensation and benefits package. Visit our website at: www.dcca.com System Administrator Candidates MUST have an active Secret clearance to be considered… more
    DCCA (10/05/25)
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  • System Administrator - Edwards Air Force…

    Dell Technologies (Edwards AFB, CA)
    **System Administrator - Edwards Air Force Base (Onsite)** Today, every organization needs to be digital, powered by data, running in a multi-cloud world, ready to ... your career and make a profound social impact as a **System Administrator ** on our **Professional Services** **Consulting** Team in **Edwards, California (Onsite at… more
    Dell Technologies (10/04/25)
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  • Systems Administrator

    KBR (Honolulu County, HI)
    Title: Systems Administrator Belong. Connect. Grow. with KBR! KBR's National Security Solutions team provides high-end engineering and advanced technology solutions ... virtualization infrastructure. . Install, maintain, upgrade and configure systems (Windows/ Linux /VMWare/SQL Server, Horizon UAG, VDI) . Maintain security and… more
    KBR (10/15/25)
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  • Principal Storage & Data Protection System…

    RTX Corporation (Tucson, AZ)
    …solve complex DT infrastructure problems. As a **Senior Principal level System Administrator ,** this role will require a seasoned professional contributor who can ... grow your technical competence in multiple areas (such as Windows, Linux , virtualization, User Authentication, DNS, NFS, system imaging/build automation). + Assist… more
    RTX Corporation (09/24/25)
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  • Network/System Administrator (Net/Sys…

    General Dynamics Information Technology (Bedford, MA)
    …Win 10, Red Hat 6.5, Microsoft Office Toolkits, SEIMs, Logrhythm, ACAS /Nessus/SCAP, mandatory/role-based access control concepts (eg SE Linux extensions ... None **Job Family:** IT Infrastructure and Operations **Skills:** Network Administrator ,Network Architecture,Network Engineering **Certifications:** CASP CE+ - CompTIA -… more
    General Dynamics Information Technology (09/02/25)
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  • Systems Administrator Intern, Summer

    BAE Systems (Rockville, MD)
    …in the program. **The Opportunity** BAE Systems is seeking an ON-SITE Systems Administrator Intern for Summer 2026. Join our IT Operations Team within our Network ... to understand and remediate vulnerabilities identified by CTOs, IVAMs, DISA STIGS, ACAS , and evaluate STIGs + Experience with PowerShell to automate tasks and… more
    BAE Systems (09/30/25)
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  • Senior Systems and Network Administrator

    SAIC (Battle Creek, MI)
    …Server + VMWare vSphere/ESXi, Citrix (Provisioning, XenApp, Storefront), McAfee ePO + ACAS /Nessus, Red Hat Enterprise Linux (RHEL), UNIX + Cisco Catalyst/Nexus ... **Description** SAIC is seeking a highly skilled Senior Systems & Network Administrator to support the AOC WS Falconer Program. This role combines expertise in both… more
    SAIC (09/16/25)
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  • Senior Cloud Engineer

    CACI International (VA)
    …with a focus in the following technology areas: Azure Cloud, Red Hat Linux , Tenable Software Solutions for ACAS , Scripting (Python, PowerShell, other languages ... Technology as a Service (EITaaS). As part of the ACAS Operations Resolution and Modernization Teams, you will be...efficiencies + Perform, and maintain, an Enterprise Red Hat Linux Operating Infrastructure with integrations into RHEL Satellite and… more
    CACI International (10/15/25)
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  • Senior System Integrator Engineer (TS/SCI)

    Vexterra Group (Bethesda, MD)
    …and O&M team members on the following key tasks: DUTIES * Perform Linux builds, installs, configuration, administration, and troubleshooting of both Linux and ... and system patching, performance monitoring, etc. * Provide O/S hardening (STIG, OpenSCAP, ACAS ) and system patching * Develop server builds for virtual and physical… more
    Vexterra Group (10/14/25)
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