• Linux System Administrator

    SciTec (Boulder, CO)
    …+ Ability to document, track and execute requirements, policies, procedures, and system modifications + Secret Clearance Benefits As a small business, ... SciTec has an immediate opportunity for a talented Linux Administrator . Our ideal candidate will be responsible for helping...servers in accordance with a defined baseline + Security, system hardening, system integrity, system more
    SciTec (10/15/25)
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  • IT Engineer - Microsoft Enterprise Systems

    General Dynamics Information Technology (Fort Belvoir, VA)
    …of Requisition:** Regular **Clearance Level Must Be Able to Obtain:** Top Secret SCI + Polygraph **Public Trust/Other Required:** None **Job Family:** IT ... and Operations **Skills:** IT Help Desk,Linux,Microsoft (MS) Active Directory (AD), System Administration,Windows 10 **Certifications:** CompTIA Security+ - DoD 8570… more
    General Dynamics Information Technology (10/14/25)
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  • Omnissa Administrator in Omaha, Nebraska

    Dell Technologies (Omaha, NE)
    …Security+ Certification + 8+ years' experience as a network and computer systems administrator with similar responsibilities as above (or equivalent skill) ... you'll achieve** As an **Omnissa (Horizon Virtual Desktop Infrastructure-VDI) Administrator ** , you'll provide comprehensive systems administration support… more
    Dell Technologies (09/21/25)
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  • Linux System Administrator with Poly

    Parsons Corporation (Centreville, VA)
    …now. We've got what you're looking for. **Job Description:** Our Special Programs and Systems team is hiring Linux System Administrators with a passion for ... small team environment to enable operational success of deployed systems . This role includes system design, configuration,...a US Citizen + Must possess and maintain Top Secret SCI clearance with polygraph + Linux command line… more
    Parsons Corporation (08/23/25)
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  • System Engineer, Linux and Windows,…

    DeVine Consulting, Inc. (Monterey, CA)
    …CND, or SSCP) Certification + CE/OS Certification + Experience serving as a system administrator for Microsoft O365, VMWare ,Vsphere and NsX-T, Linux ... which includes the responsibilities of proper configuration and support of domain system servers, SAN, NAS, backup systems , identity management, and security… more
    DeVine Consulting, Inc. (09/07/25)
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  • MSIC - HPC Linux Systems

    COLSA Corporation (Huntsville, AL)
    Join our team as a Linux Systems Administrator , where you will support and manage a diverse mix of workstations, servers, and high-performance computing (HPC) ... including firewalls and SELinux. + Work with Ansible for system configuration and automation. + Deploy and manage containerized...12 years of related experience + Active DoD Top Secret Clearance with SCI eligibility + Must be able… more
    COLSA Corporation (10/02/25)
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  • Linux System Administrator (Onsite)

    RTX Corporation (St. Petersburg, FL)
    …are eligible for a security clearance​ **Security Clearance:** DoD Clearance: Top Secret Systems Administrators collaborate with many teams to support ... fast-paced, critical programs with classified information system capabilities. Success in this role means you can...to prevent security threats, secure the integrity of our systems and support IT infrastructures around the world. **_… more
    RTX Corporation (10/16/25)
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  • Unix/Linux Administrator (Senior-Level)

    Link Solutions Inc (Sierra Vista, AZ)
    …operating systems , and applications to provide optimum performance and system availability. + Troubleshoot and resolve system -related incidents detected ... system maintenance. + Familiarity with virtualization technologies like VMware , including setup, configuration, and management of virtual environments. +… more
    Link Solutions Inc (10/11/25)
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  • Scitls Unix/Linux OS Administrator

    General Dynamics Information Technology (Offutt AFB, NE)
    …for NIPRNet, SIPRNet, JWICS, and SAP/SAR environments **HOW A SCITLS UNIX/Linux OS Administrator WILL MAKE AN IMPACT** + Performs systems administration for ... system 's servers, hardware, applications, and software. + Monitors systems performance and ensures compliance with security standards. + Monitors everyday… more
    General Dynamics Information Technology (10/04/25)
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  • Sr. Linux Systems Administrator

    RTX Corporation (El Segundo, CA)
    … security clearance is preferred. + Experience with Linux and Windows Operating Systems . + Experience with VMware administration including ESXi hypervisors and ... as only US citizens are eligible for a security clearance​ **Security Clearance:** Secret - Current At Raytheon, the foundation of everything we do is rooted… more
    RTX Corporation (09/24/25)
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