• System Administrator (Secret to Top…

    SMX (Patuxent River, MD)
    System Administrator (Secret to Top Secret) (4170)at SMX(View all jobs) (https://www.smxtech.com/careers/) Patuxent River, MD SMX is seeking a skilled ** ... System Administrator ** to work within a 24x7...providing necessary alerting to provide notification of events/incidents/problems + Physical security monitoring for access control +… more
    SMX (10/18/25)
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  • Senior Linux Systems Administrator

    ManTech (Chantilly, VA)
    **MANTECH seeks a motivated, mission-focused Senior Linux Systems Administrator to join our team in Chantilly, VA** This opportunity allows you to become part of ... impactful solutions in support of critical government missions. As a **Senior Linux Systems Administrator ,** you will help maintain and enhance the Sponsor's… more
    ManTech (08/30/25)
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  • Senior System Administrator

    KIHOMAC (Colorado Springs, CO)
    …function as self-starter and identify risks, issues, and opportunities to the System Administrator + Facilitate effective and efficient interchanges with senior ... system software installs, maintenance, break/fix activities, and cyber security mitigations are performed in accordance with established policies, procedures and… more
    KIHOMAC (10/15/25)
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  • IT Systems Administrator

    MGE Underground, Inc. (Paso Robles, CA)
    …| Performance | Trust | Fun How You Can Make an Impact The System Administrator is responsible for assisting in all technology-related issues escalated from ... and stay current with the IT business needs of the organization. The system administrator should have a strong technical understanding of Microsoft operating… more
    MGE Underground, Inc. (10/04/25)
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  • Principal Systems Administrator

    ManTech (Arlington, VA)
    **MANTECH** seeks a motivated, career and customer-oriented **Principal Systems Administrator ** to join our team in **Pentagon, VA.** The position is **onsite.** ... Strong technical skills in areas such as Windows and Linux operating systems , network administration, virtualization, and security + Excellent problem-solving… more
    ManTech (10/10/25)
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  • Principal Linux System Administrator

    General Dynamics Information Technology (Livermore, CA)
    …Yes **Job Description:** $10K Sign-on bonus A Principal Linux System Administrator Maintains an organization's computer systems ' workflows and is responsible ... Family:** IT Infrastructure and Operations **Skills:** Linux,Microsoft Server Operating Systems ,Microsoft Windows Environment **Certifications:** Security +, CE -… more
    General Dynamics Information Technology (08/09/25)
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  • System Administrator I

    Houston County (Houston County, GA)
    System Administrator I Grade 22 Salary: $58,136.00 (27.95 hr) - $62,940.80 ($30.26 hr) Supervisor: Gail O'Quinn - MIS Director PURPOSE OF CLASSIFICATION The ... and virtual servers, host, storage, and related software and equipment). Monitors system performance, verifies systems are working properly; performs upgrades as… more
    Houston County (09/24/25)
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  • Senior Linux System Administrator…

    Mission Support and Test Services (North Las Vegas, NV)
    …looking for a high-performing individual to join our team as a Linux Systems Administrator (Senior Infrastructure Analyst). **Key Responsibilities** + Manage and ... to meet changing user requirements. + Create documentation for change management, system security baselines, SOPs, and peer training. + Provide support… more
    Mission Support and Test Services (07/23/25)
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  • Senior Hybrid Cloud Systems…

    The Boeing Company (Hazelwood, MO)
    …DataDomain, vProxy) + 5+ years of experience in designing and implementing IT security systems , troubleshooting operating system and installation issues, and ... Infrastructure organization is currently seeking a **Senior Hybrid Cloud Systems Administrator ** to join the team in...administering user system access to meet network security requirements + 3+ years of experience with virtualization… more
    The Boeing Company (10/08/25)
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  • Senior Windows Systems Administrator

    Black Bear Technology Solutions, LLC (Adelphi, MD)
    …or Secret Clearance Locations: Adelphi, MD Position Overview: The Senior Windows Systems Administrator leads complex system administration and endpoint ... Senior Windows Systems Administrator Clearance Required: Top Secret...Windows platforms. The role ensures the performance, reliability, and security of infrastructure by managing staff, planning resources, and… more
    Black Bear Technology Solutions, LLC (08/23/25)
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