• Computer System Administrator

    Northrop Grumman (Annapolis Junction, MD)
    …will include but not be limited to the following: + Perform as primary Systems or Network Administrator for a classified government contract. + Communicate ... in written and verbal format. + Maintain smooth operation of multi-user computer systems , including coordination with network, software, and system engineers, PC… more
    Northrop Grumman (08/13/25)
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  • SIGINT Systems Administrator

    CACI International (Beale AFB, CA)
    SIGINT Systems Administrator Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS/SCI Employee Type: Regular ... CACI's team at Beale AFB, CA as a SIGINT Systems Administrator . This role offers a chance...Perform comprehensive analysis, diagnostics, and fault isolation for SIGINT systems * Assist with system upgrades, data… more
    CACI International (08/20/25)
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  • Systems Administrator

    ISYS Technologies (Schriever AFB, CO)
    …the space initiatives of our government customers. I2X Technologies is seeking a Systems Administrator to support ongoing activities for a customer in Colorado ... CA certs when needed. + Creating and maintenance of system policies, such as Windows group policies, Linux...with current policies for restriction access between enclaves and systems in enterprise for each applicable user/team. + Assist… more
    ISYS Technologies (09/30/25)
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  • Systems Administrator

    Robert Half Technology (Memphis, TN)
    …field (or equivalent work experience). + 3+ years of hands-on experience as a Systems Administrator . + Strong expertise with VMware vSphere, ESXi, and vCenter. + ... ESXi hosts, vCenter, vSAN, and VM provisioning. + Monitor system performance, availability, and capacity to proactively identify and...Proficiency with Windows Server and Linux operating systems . + Experience managing Active… more
    Robert Half Technology (09/27/25)
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  • Principal System Administrator

    RTX Corporation (Springfield, VA)
    …and provide access to tools and resources that enable this **Principal** ** System Administrator - Network Operations Center** employee to continuously improve ... a classified environment as a Network Operations Center (NOC) System Administrator . + This position is responsible...a focus on clarity and professionalism + Experience with Linux + Experience with Science Logic + Experience with… more
    RTX Corporation (09/07/25)
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  • System Administrator

    ManTech (Annapolis Junction, MD)
    **ManTech seeks a motivated, career and customer-oriented System Administrator II to join our team at our Annapolis Junction, MD location.** **Responsibilities ... consistent maintenance, configuration, and reliable operation of critical computer systems , network servers, and virtualization environments, upholding system more
    ManTech (09/05/25)
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  • Senior GIS System Administrator

    US Bank (Minneapolis, MN)
    …geospatial offerings. We are seeking an experienced and highly skilled GIS System Administrator /Engineer to lead the administration, optimization, and support of ... team that is looking to augment our capabilities with a new team of system administrators/engineers to help us develop new capabilities as ESRI continues to evolve… more
    US Bank (10/04/25)
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  • Sr. Principal System Administrator

    RTX Corporation (Plano, TX)
    …problems that create a safer, more secure world. **Sr. Principal System Administrators** , internally known as Principal Analyst, infrastructure Workplace Services, ... teams to support exciting, critical programs with classified information system capabilities. Success in this role means you are...problems. **What You Will Do: ** + Provide IT systems administration in a heterogeneous Microsoft Windows and Redhat… more
    RTX Corporation (09/09/25)
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  • SkillBridge System Administrator

    RTX Corporation (San Jose, CA)
    …more sustainable future! Collins Aerospace is looking to host a transitioning veteran as Systems Administrator Fellow and be mentored by our skilled and seasoned ... and complexity to include the integration of hardware, software and operating systems . + Work with Cybersecurity professionals to maintain security requirements. +… more
    RTX Corporation (08/08/25)
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  • Principal System Administrator

    RTX Corporation (Tucson, AZ)
    …technology solutions to prevent security threats, secure the integrity of our systems and support IT infrastructures around the world. **Principal System ... team to support exciting, critical programs with classified information system capabilities. Success in this role means you can...problems. **What You Will Do** : + Provide IT systems administration in a heterogeneous Microsoft Windows and Redhat… more
    RTX Corporation (10/02/25)
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