• Systems Administrator Staff, Level 4…

    Lockheed Martin (Huntsville, AL)
    **Description:** The System Administrator performs general account maintenance, group policy and anti\-virus updates, preventative maintenance, and provides ... and Windows Server 2019 or higher * Linux System Administrator * Windows System Administrator **Desired Skills:**...or Network\+ certifications * Working knowledge of Hyper\-V or VMware * Proficiency in working with OpenStack components and… more
    Lockheed Martin (11/27/25)
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  • Principal Data Storage Administrator

    BAE Systems (Vicksburg, MS)
    …enable our customers to achieve their missions. As a **Principal Data Storage Administrator ** , you'll play a critical role in providing exceptional IT support to ... challenge, we encourage you to apply. As a Principal Data Storage Administrator , you'll operate, maintain, and defend on-premises and cloud-based storage resources,… more
    BAE Systems (11/18/25)
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  • Linux Administrator

    CACI International (Chantilly, VA)
    Linux Administrator Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS/SCI with Polygraph Employee Type: Regular ... Travel: None * * * We are seeking a highly skilled and motivated Linux Administrator to join our Federal IT Operations team. The successful candidate will manage and… more
    CACI International (11/13/25)
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  • Senior Systems Administrator

    ManTech (Fairmont, WV)
    **MANTECH** seeks a motivated and customer-oriented **Senior Systems Administrator - Windows/Linux Dual-Stack Specialist** to join our team in **Boulder, CO** . or ... Key Infrastructure (PKI) services. Manage and maintain virtualized environments ( VMware vSphere/ESXi, Hyper-V) and support the administration of cloud platforms… more
    ManTech (11/05/25)
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  • System Administrator

    System One (Quantico, VA)
    System Administrator Quantico, VA - ONSITE Compensation: $125,000 annually Security Clearance: Active TS/SCI is required Major Duties & Responsibilities: * Plan, ... and 2022; MS SQL Server 2016 and 2019; and VMWare ESXi, vCenter, and vSAN, and Horizon. * Experience...be a US citizen and hold a current Top Secret clearance with SCI access (TS/SCI). System One, and… more
    System One (12/26/25)
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  • Senior Hybrid Cloud Systems Administrator

    The Boeing Company (Hazelwood, MO)
    …United States Infrastructure organization is currently seeking a **Senior Hybrid Cloud Systems Administrator ** to join the team in **Hazelwood, MO** . This role is ... + 3+ years of experience with on-premises systems, including servers, virtualization (eg, VMware , Hyper-V), and basic data center management + 3+ years of experience… more
    The Boeing Company (12/25/25)
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  • TSSCI Systems Administrator (Level 2)

    Insight Global (Louisville, CO)
    Job Description An aerospace company in Louisville, CO, is looking for a Top Secret Systems Administrator (Level 2) to join their growing classified IT team. In ... is a mix of Windows and Linux, and you will also be supporting Vmware , Horizon View, Active Directory, and VDI. Ultimately, this team is looking for eager… more
    Insight Global (11/22/25)
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  • Geospatial Systems Administrator

    CACI International (Fort Bragg, NC)
    Geospatial Systems Administrator Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS/SCI Employee Type: Regular ... Suite, Microsoft Windows Server, Microsoft Active Directory, NetApp Storage Solutions, VMWare , and Linux server software. The candidate's experience and knowledge… more
    CACI International (10/28/25)
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  • Linux Systems Administrator 1/2

    Northrop Grumman (Rolling Meadows, IL)
    RELOCATION ASSISTANCE: No relocation assistance available CLEARANCE TYPE: Secret TRAVEL: Yes, 10% of the Time **Description** At Northrop Grumman, our employees have ... Northrop Grumman Enterprise Services is seeking a **Linux Systems Administrator .** This role can be performed by a level...6 months. + Candidates must have an active DOD Secret level security clearance **Basic Qualifications for a Level… more
    Northrop Grumman (12/19/25)
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  • Systems Administrator - Senior

    CACI International (O'Fallon, IL)
    Systems Administrator - Senior Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: Secret Employee Type: Regular ... of degree) + 8-11 years of extensive experience in system administration + Secret security clearance, or US citizen with ability to pass T-1 background investigation… more
    CACI International (11/08/25)
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