• Linux Systems Administrator

    Lockheed Martin (Sunnyvale, CA)
    …and more than 570 facilities that span more than 70 countries\. We are hiring a Linux System Administrator , Sr to support daily IT operations\. **What You ... role is fully onsite at our Sunnyvale location\. It requires an active Secret clearance to start\. **Basic Qualifications:** * Knowledge of Linux /UNIX Server… more
    Lockheed Martin (07/12/25)
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  • Senior Linux System…

    Black Bear Technology Solutions, LLC (Adelphi, MD)
    Senior Linux System Administrator Clearance Required: Top Secret or Secret Clearance Locations: Adelphi, MD (Onsite) Position Overview: The Senior ... (Required): + CompTIA Security+ CE or CompTIA Server+ CE + Red Hat Certified System Administrator (RHCSA) + MCSA, MAC OS, or MCP + Must meet DoD 8750 and 8140… more
    Black Bear Technology Solutions, LLC (05/24/25)
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  • Senior Linux System…

    RTX Corporation (Tucson, AZ)
    …are eligible for a security clearance​ **Security Clearance:** DoD Clearance: Secret ** Senior Linux System Administrator Tucson, AZ. Must have an active ... secure the integrity of our systems and support IT infrastructures around the world. ** Senior System Administrator ** , internally known as Senior Analyst,… more
    RTX Corporation (07/18/25)
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  • Sr . Linux /Unix…

    S4 Inc. (Omaha, NE)
    …with Experience | Full Time | Comprehensive and competitive benefits Job Title: Sr . Linux /Unix Administrator Work Location: USSTRATCOM Offutt AFB Clearance: ... NE25002 LCAT: Senior Network and Computer Systems Administrator Overview: S4 Inc. has a Sr . Linux /Unix System Administrator position available… more
    S4 Inc. (07/09/25)
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  • Principal / Sr . Principal Systems…

    Northrop Grumman (Colorado Springs, CO)
    …making history. Northrop Grumman Defense Systems is seeking a well-qualified Principal Systems Administrator / Sr . Principal Systems Administrator to join our ... include but not be limited to the following: + Perform as primary Linux Systems Administrator for a classified government contract. + Communicate effectively… more
    Northrop Grumman (07/23/25)
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  • Sr Principal Windows Systems…

    Northrop Grumman (Palmdale, CA)
    …You!** The Northrop Grumman Classified Solutions team is seeking a highly experienced ** Senior Windows Systems Administrator ** to join its dynamic team of ... RELOCATION ASSISTANCE: No relocation assistance available CLEARANCE TYPE: Top Secret TRAVEL: Yes, 10% of the Time **Description** At...to the following: + Perform as a Windows System Administrator for a classified government contract. + Able to… more
    Northrop Grumman (07/09/25)
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  • Linux Systems Administrator

    Lockheed Martin (Huntsville, AL)
    …position requires the ability and willingness to obtain and maintain DOD Top Secret clearance, with the ability to maintain that clearance throughout the position ... CASP, CISSP\), within 6 months of starting the position * Experience with Linux /UNIX Server and Desktop Operating Systems \(i\.e\. RH 7\.x, RH 8\.x, etc\.\) *… more
    Lockheed Martin (07/12/25)
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  • Sr Linux Systems…

    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 ... : + Administer, patch, and harden Red Hat Enterprise Linux (RHEL) and related distributions. + Collaborate with Cyber...years experience. + Active and transferable US government issued Secret security clearance is required prior to start date.… more
    RTX Corporation (07/03/25)
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  • Senior Linux Administrator

    Integration Innovation, Inc. (i3) (Huntsville, AL)
    Overview i3 is searching for a Senior Linux Administrator to support the Missile Defense Agency Information Management and Software Services (AIMSS) effort. ... Missile Defense System with multiple layers of protection. The Senior Linux Administrator performs administration...- CompTIA Security+ CE. + Must have an approved Linux Operating System Training Certificate. + Active Secret more
    Integration Innovation, Inc. (i3) (07/08/25)
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  • Senior Linux /Unix Systems…

    SMX (Dahlgren, VA)
    Senior Linux /Unix Systems Administrator ...+ Must be able to obtain and maintain Top Secret + 6+ years' experience administering Linux /Unix ... Dahlgren, VA SMX is looking for a highly motivated Senior Linux /Unix Administrator to join...application performance tuning + Troubleshooting + Resource allocation + Secret clearance with ability to obtain and maintain Top… more
    SMX (07/25/25)
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  • Sr Systems Administrator

    Arena Technical Resources, LLC (Redstone Arsenal, AL)
    …ID: ATR 17550 Job Description Job Title: Sr Systems Administrator Job Location: Redstone Arsenal, Alabama Eligibility/Clearance: Secret Clearanceis required. ... Sr Systems Administrator Location: Redstone Arsenal,...experience is required. - Experience withPowerShellis required; Script Monkey, Linux , PowerBI experience strongly preferred. - Solid Administrator more
    Arena Technical Resources, LLC (07/25/25)
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  • Senior Linux Administrator

    General Dynamics Information Technology (Falls Church, VA)
    …of Requisition:** Regular **Clearance Level Must Be Able to Obtain:** Secret **Public Trust/Other Required:** None **Job Family:** Systems Administration **Skills:** ... Linux ,Operating Systems Security,Red Hat Ansible,Red Hat Enterprise ...Security + Certified - CompTIA, Red Hat Certified System Administrator (RHCSA) in Red Hat OpenStack - Redhat Certified… more
    General Dynamics Information Technology (07/06/25)
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  • Senior Linux System…

    General Dynamics Information Technology (Livermore, CA)
    …experience **US Citizenship Required:** Yes **Job Description:** $10K Sign-on bonus A Senior Linux System Administrator Maintains an organization's computer ... of Requisition:** Regular **Clearance Level Must Be Able to Obtain:** Top Secret SCI + Polygraph **Public Trust/Other Required:** None **Job Family:** Systems… more
    General Dynamics Information Technology (05/10/25)
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  • Senior Linux System…

    Amentum (Dahlgren, VA)
    Amentum is currently seeking a Senior Linux System Administrator to provide software testing for our award winning team. ** Senior Linux System ... of start. + Must be able to obtain/maintain a Secret security clearance (at a minimum, must receive/be approved...2; 7 or more years of equivalent experience administering Linux /Window systems. + Candidates must maintain a valid Real… more
    Amentum (06/05/25)
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  • Sr . Principal Systems Administrator

    RTX Corporation (Woburn, MA)
    …US citizens are eligible for a security clearance​ **Security Clearance:** DoD Clearance: Secret ** Sr . Principal Systems Administrator , Storage & Data ... and create end-of-end solutions to solve complex DT infrastructure problems. As a Senior Principal level System Administrator , this role will require a seasoned… more
    RTX Corporation (07/04/25)
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  • Linux Systems Engineer - Sr . Member…

    Lockheed Martin (Moorestown, NJ)
    …our position as the world's leading Aerospace and Defense company\." **WHO WE ARE** The Senior Systems Administrator works as part of a team in the Test Site ... computer system problems while also improving performance on platforms/operating systems such Linux RedHat and RedHawk\. In addition, they also evaluate and install… more
    Lockheed Martin (07/12/25)
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  • Sr Principal Systems Administrator

    Northrop Grumman (Aurora, CO)
    …the warfighter. Come be a part of our mission. Northrop Grumman is seeking a ** Sr Principal Systems Administrator ** to join our team at our facility in Aurora, ... be limited to, the following:** + Perform as a Linux and Windows System Administrator on large...experience is required + **Candidate must have active/current Top Secret /SCI clearance with adjudicated Full Scope Polygraph at time… more
    Northrop Grumman (06/12/25)
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  • Senior Systems Administrator (Unix/…

    First Division Consulting (Dahlgren, VA)
    …contingent on contract award** Position Overview: First Division Consulting is seeking a Senior Unix/ Linux Systems Administrator to support a Department of ... Evaluation) environments, ensuring the functionality, security, and efficiency of Unix/ Linux -based systems, networks, and software infrastructure. The ideal candidate… more
    First Division Consulting (06/19/25)
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  • Sr . Principal Backup and Storage System…

    RTX Corporation (Plano, TX)
    …for a security clearance​ **Security Clearance:** DoD Clearance: Top Secret ** Sr . Principal Backup and Storage System Administrator Plano, TX, 100% on-site, ... must have an active Top- Secret clearance, we offer relocation!** At Raytheon, the foundation...administration in a heterogeneous Microsoft Windows and Redhat Enterprise Linux environment. + Linux Server management to… more
    RTX Corporation (07/10/25)
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  • Linux System Administrator

    Link Solutions Inc (Aberdeen Proving Ground, MD)
    …active DoD Top Secret Clearance. + Non-remote (relocation incentive available) Our Linux System Administrator ( Senior -Level) will be responsible for the ... for Services and Development. Link Solutions is seeking a Linux System Administrator ( Senior -Level) to...US Citizen. + Must have an active DoD Top Secret Clearance. + Must have an MS or BA/BS… more
    Link Solutions Inc (07/25/25)
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