• Systems Administrator / Top Secret…

    Lockheed Martin (Arlington, VA)
    **Description:** You will be the Systems Administrator for the Advanced Concepts Lab \(ACL\) - a cutting edge team within Lockheed Martin's Advanced Technology ... \(ATL\) that drives innovation\. The Advanced Technology Laboratories Business Operations team drives breakthrough research and development across multiple… more
    Lockheed Martin (10/22/25)
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  • Tier II Systems Administrator (OneZero…

    NANA Regional Corporation (Portsmouth, NH)
    network infrastructure services. Additionally, you will support computer/server operations , network access, database management and maintenance, and software ... LDRM is looking for a Tier II Systems Administrator to work in Portsmouth, NH. To join...provide technical support to a large, primarily Microsoft multi-server network environment including provisioning, domain services, Office 365 and… more
    NANA Regional Corporation (11/27/25)
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  • AWS Cloud Administrator

    Space Dynamics Laboratory (North Logan, UT)
    …strong security across all deployed environments + Supports daily operations by performing maintenance, troubleshooting, and upgrades of cloud infrastructure and ... and operational procedures + Troubleshoots and resolves AWS environment performance, network , and security issues Minimum Qualifications: + 8+ years… more
    Space Dynamics Laboratory (12/23/25)
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  • Senior Systems Administrator

    TEKsystems (Terre Haute, IN)
    …department goals and objectives. * (10%) Works in tandem with the Information Security Officer to ensure systems are configured in compliance with IT security ... backups and system redundancies of systems are in place. * (5%) Ensures network IP address management systems, DHCP, DNS are properly configured for redundancy and… more
    TEKsystems (01/08/26)
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  • Senior Linux System Administrator

    General Dynamics Information Technology (Stennis Space Center, MS)
    …in installing and maintaining system hardware, operating systems, software systems, network systems, security systems. * Experience applying OS patches ... **Public Trust/Other Required:** None **Job Family:** IT Infrastructure and Operations **Skills:** Information Technology (IT) Infrastructure,Linux,System Administration **Experience:** 8… more
    General Dynamics Information Technology (01/10/26)
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  • Quality Assurance Linux Administrator

    Assertive Professionals (Hanover, MD)
    …Open Description Assertive Professionalsis in search of aQuality Assurance Linux Administrator to support orNational Security CustomernearHanover, MD. This is ... Quality Assurance Linux Administrator About the Organization Established in 2015,AssertiveProfessionals(AP), is anEconomically Disadvantaged Woman Owned Small… more
    Assertive Professionals (12/25/25)
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  • Systems Administrator

    TekSynap (Columbus, OH)
    …a Secret security clearance **Overview** We are seeking a Systems Administrator to join our team supporting DLA Integrated Electronic Security Systems ... **Responsibilities & Qualifications** **RESPONSIBILITIES** + Manage the day-to-day operations by monitoring system performance, configuration, maintenance, and… more
    TekSynap (11/11/25)
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  • Windows System Administrator (Senior-Level)

    Link Solutions Inc (White Sands Missile Range, NM)
    …critical mission needs. Delivering a broad range of Infrastructure Operations , Application Development, Cybersecurity, Virtualization, Cloud and Mobility services. ... CMMI ML3 for Services and Development. Link Solutions is seeking a Windows System Administrator (Senior-Level) to join our team at White Sands Missile Range, NM. +… more
    Link Solutions Inc (01/06/26)
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  • Linux Systems Administrator

    SAIC (Grand Forks, ND)
    …+ Oversee the execution of security measures called out in the security plan to include timely scans of network resources and software patches. ... SAIC has an immediate need for a **BMC3 Systems Administrator Analyst** with Linux full stack development experience. We...operations and sustainment systems, and ACAS and other security tools. + Interface with engineers, systems engineers, and… more
    SAIC (01/14/26)
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  • System Administrator (TS-SCI w/Poly)

    Parsons Corporation (Columbia, MD)
    …faster and smarter processes for meaningful insights and solutions. Ensure reliable operations and maintenance of network infrastructure. Partner with internal ... possible. **Job Description:** Parsons is seeking a versatile System Administrator to tackle new challenges across the full stack...across the full stack as we continue to push security forward. Parsons' extensive experience in the cleared space,… more
    Parsons Corporation (12/04/25)
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