• COLSA Corporation (Huntsville, AL)
    Join our team as a Linux Systems Administrator , where...of 5 to 12 years of related experience + Active DoD Top Secret Clearance with SCI eligibility + ... We are looking for a skilled professional with a solid foundation in Linux administration and a collaborative approach to problem-solving. + Securely deploy and… more
    DirectEmployers Association (10/02/25)
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  • Ace Hardware (Oak Brook, IL)
    …Summary** We are seeking a highly skilled **Cloudera Hadoop Administrator (DBA)** with hands-on experience managing and administering **Databricks environments** ... and restore operations and supporting development, test, and production systems . **Key Responsibilities** **Cloudera Hadoop Administration** + Manage and support… more
    DirectEmployers Association (10/09/25)
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  • PSEG Long Island (Bethpage, NY)
    …overall health of a variety of cyber security tools within a Microsoft Windows, Linux and UNIX server environments. This role will manage and support M365 accounts ... and manage Microsoft 365 solutions, including migration from on-premises systems to the cloud. + Provide Tier 2 support...SharePoint. + Knowledge of Networking and Security - DNS, Active Directory, Entra ID (Azure AD) including conditional access… more
    DirectEmployers Association (11/06/25)
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  • COLSA Corporation (Huntsville, AL)
    …technical lead for a diverse infrastructure environment. The role spans Windows systems , Nutanix virtualization, Linux (RHEL), and enterprise storage. The ... or equivalent professional experience. + Minimum of 8 years related experience + Active DoD Top Secret Clearance with SCI eligibility; US Citizenship required + Must… more
    DirectEmployers Association (09/21/25)
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  • Applied Research Associates, Inc. (Herndon, VA)
    …clusters + **Documentation** : Maintain thorough documentation of infrastructure, systems , and processes **Offer is contingent upon contract award.** **Senior ... Requirements:** + **Must be a US citizen with an active TS/SCI security clearance** + Bachelors degree in a...TS/SCI with CI Poly security clearance + OpenShift Certified Administrator (OCA) or Kubernetes certification + Experience with hybrid… more
    DirectEmployers Association (09/11/25)
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  • LINUX Systems Administrator…

    General Dynamics Information Technology (Washington, DC)
    …of related experience **US Citizenship Required:** Yes **Job Description:** ** Linux Systems Administrator ** **- Active Top Secret Required** Seize your ... opportunity to make a personal impact as a ** Linux ** ** Systems Administrator ** with GDIT....DoD 8140 compliance required + **Security Clearance Level** : Active Top Secret + **Required Skills and Abilities:** Highly… more
    General Dynamics Information Technology (11/01/25)
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  • Linux Systems Administrator

    CACI International (Fort Meade, MD)
    …being assembled by CACI, Inc! We have an opening for a ** Linux Systems Administrator ** with an active TS/SCI w/Polygraph clearance. If you thrive ... Linux Systems Administrator Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS/SCI with Polygraph Employee… more
    CACI International (10/29/25)
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  • Linux /UNIX Systems…

    General Dynamics Information Technology (Springfield, VA)
    …Yes **Job Description:** Deliver innovative, simple solutions to complex problems as a Linux /UNIX Systems Administrator at GDIT. Here, you'll tailor ... ours. At GDIT, people are our differentiator. As a Linux /UNIX Systems Administrator - Geospatial...Experience writing detailed, technical documentation + 8570 Compliance + Active TS/SCI Clearance + Ability to respond to after… more
    General Dynamics Information Technology (10/11/25)
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  • Linux / AWS Systems…

    Northrop Grumman (Morrisville, NC)
    …We Want You!** The Northrop Grumman Classified Solutions team is seeking an experienced ** Linux Systems Administrator ** to join its dynamic team of technical ... limited to the following:** + Serve as a senior Linux Systems Administrator within an...Cisco experience or certification is a plus. + Windows Active Directory (AD), Lightweight Directory Access Protocol (LDAP), and… more
    Northrop Grumman (11/15/25)
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  • Senior Linux Systems…

    The Boeing Company (Fairfax, VA)
    …Specialized United States Infrastructure Operations (SUSIO) group is currently seeking a **Senior Linux Systems Administrator ** to join the team in ... Fairfax, VA;** or **Chantilly, VA** . As a Senior Linux Administrator , you will play a crucial...+ Troubleshoot and resolve complex technical issues related to Linux systems , with a focus on security… more
    The Boeing Company (11/19/25)
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