• IBM i Infrastructure Systems Administrator

    Robert Half Technology (Dayton, NJ)
    Description We are looking for a skilled IBM i Infrastructure Systems Administrator to join our team in Dayton, New Jersey. In this role, you will be responsible for ... and optimizing Linux and IBM i environments, ensuring system reliability, security , and seamless integration with business applications. The ideal candidate will… more
    Robert Half Technology (01/07/26)
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  • Systems Administrator III

    Integrits Corporation (Edwards AFB, CA)
    …user training, and user support. Performs the daily operation of MS Win server software to include system security , appropriate access, configuration and backing ... for today's missions and tomorrow's global challenges. A Systems Administrator II evaluates system specifications, configures system, establishes standards, ensures… more
    Integrits Corporation (01/06/26)
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  • Systems Administrator (GEODSS) - Diego…

    Serco (San Diego, CA)
    …$67889.77 - $113149.62 **Position Description & Qualifications** Looking for a Systems Administrator opportunity at a place you can make a difference every day? ... GEODSS information systems, IT equipment, mission system software, communications/ security equipment and TEMPEST systems; perform contingency operator duties when… more
    Serco (01/06/26)
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  • Sr. Principal Storage & Data Protection System…

    RTX Corporation (Tucson, AZ)
    …management. A deep understanding of data storage performance requirements. + Ensure server and application compliance with security and performance requirements ... Person, or Immigration Status Requirements:** Active and transferable US government issued security clearance is required prior to start date.​ US citizenship is… more
    RTX Corporation (12/05/25)
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  • Linux Systems Administrator , Sr / Secret…

    Lockheed Martin (Sunnyvale, CA)
    …facilities that span more than 70 countries\. We are hiring a Linux System Administrator , Sr to support daily IT operations in our Sunnyvale, CA facility\. This ... **Basic Qualifications:** * Active Secret clearance * Knowledge of Linux/UNIX Server Administration * Knowledge of scripting skills to automate tasks on… more
    Lockheed Martin (11/20/25)
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  • System Administrator /Operator

    Spectrum Comm Inc (St. Louis, MO)
    The System Administrator /Operator will serve as the primary technical support professional at a secure government healthcare facility in St. Louis, Missouri. This ... role is responsible for maintaining the stability, security , and efficiency of local IT systems and network resources. The position provides advanced technical… more
    Spectrum Comm Inc (11/07/25)
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  • Infrastructure Engineer III -Data Science…

    Electric Power Research Institute (Charlotte, NC)
    **Job Title:** Infrastructure Engineer III -Data Science Administrator **Location:** Charlotte, NC **Job Summary and Description:** **Key Responsibilities** : + ... : Oversee cloud migrations, hybrid cloud integrations, and Infrastructure-as-Code practices. + ** Security & Compliance** : Implement and maintain security best… more
    Electric Power Research Institute (12/21/25)
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  • Systems Administrator III - Compliance

    Sierra Nevada Company, LLC (Dayton, OH)
    The ISR (Intelligence, Surveillance & Reconnaissance), Aviation, and Security (IAS) business area is a leader in ISR and aviation, it is a leading prime manned and ... . We are seeking a highly skilled and detail-oriented Systems Administrator III - Compliance to join our dynamic IT team. The… more
    Sierra Nevada Company, LLC (12/18/25)
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  • System Administrator

    METECS (Houston, TX)
    …environment. Desired Qualifications: + Certifications such as Microsoft Certified: Windows Server , CompTIA A+, CompTIA Security +, CompTIA Linux+, AWS Certified ... are looking for a talented and experienced IT System Administrator with a minimum of 5 years of experience...strong background in Windows, Linux, Cloud Technologies, and information security practices (ISO 27001), we would love to hear… more
    METECS (12/18/25)
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  • Help Desk System Administrator - Top Secret

    Lockheed Martin (Schriever AFB, CO)
    …Algorithm Development, User Interface Development, Automated Testing, Cyber Security and enhancing other critical, leading\-edge missile defense technologies\. ... Doing** We are seeking a detail\-oriented and highly motivated Help Desk System Administrator to join our team in Colorado Springs\. This role focuses on providing… more
    Lockheed Martin (12/11/25)
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