• NIPRNet / SIPRNet Administrator

    Applied Research Associates, Inc. (Eglin AFB, FL)
    …required for secure SIPRNet operations. This role works directly with the Sr. Systems Administrator and the broader systems ‑admin team leading engineering ... Applied Research Associates, Inc. ( **ARA** ) is seeking a lead administrator for a SIPRNet capability supporting a DoD‑owned secret‑level enclave that already… more
    Applied Research Associates, Inc. (11/21/25)
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  • Sr Systems Administrator

    Robert Half Technology (Jacksonville, FL)
    Description We are seeking a Senior Systems Administrator to maintain and optimize our IT systems , servers, and cloud infrastructure, ensuring reliability, ... policies, and operational procedures. Requirements Qualifications: + 4+ years of systems administration experience. + Strong knowledge of Windows Server,… more
    Robert Half Technology (01/10/26)
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  • Senior Network and Computer Systems…

    NANA Regional Corporation (Orlando, FL)
    ASE is looking for a Senior Network and Computer Systems Administrator to work in support of Naval Air Warfare Center Training Systems Division (NAWCTSD) in ... systems , and physical and virtual servers. + Performs system monitoring and verify the integrity and availability of...+ Application of Security Technical Implementation Guides (STIGs) + Windows /Linux + VMWare + ForeScout or Cisco… more
    NANA Regional Corporation (12/20/25)
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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 ... expert-level assistance to users in accessing and utilizing business systems + Design and implement robust system ...investigation upon hire + Expert knowledge of various operating systems (eg, Windows Server, Linux, Unix) +… more
    CACI International (11/08/25)
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  • Principal Linux Systems…

    RTX Corporation (Aurora, CO)
    …a Raytheon program in a classified environment as a **Principal Linux System Administrator in Aurora, CO.** Responsibilities include building, maintaining, and ... well as scripting - particularly in Bash and Python. + Experience administering Windows based systems . + Demonstrated ability to work independently and… more
    RTX Corporation (12/29/25)
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  • GCCS Systems Administrator

    Paragon Cyber Solutions (Colorado Springs, CO)
    …immediate opening for those ready for an exciting and dynamic career as a Systems Administrator to join other smart, talented, and dedicated engineers that pride ... version 6.0 and/or at least five (5) years of Windows and Linux systems administration experience. +...Systems . + Knowledge of virtualization concepts and products ( VMware ). + Knowledge of Microsoft Active Directory (AD) for… more
    Paragon Cyber Solutions (01/09/26)
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  • Senior Programmer/Analyst (Senior Network…

    SUNY College of Environmental Science and Forestry (Syracuse, NY)
    …in Syracuse, NY invites qualified applications for the position of Senior System Developer. The Senior Network Administrator (Senior Programmer/Analyst) position ... support related to data communication, network connectivity, and various other IT systems . The Senior Network Administrator also assists in developing and… more
    SUNY College of Environmental Science and Forestry (10/31/25)
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  • Systems Administrator III

    University of Southern California (Los Angeles, CA)
    …USC Dana and David Dornsife College of Letters, Arts and Sciences is seeking a Systems Administrator III in Dornsife Technology Services . The largest and oldest ... accounts and resolves security access problems; maintains integrity of the security system . + Develops documentation for systems administration procedures. +… more
    University of Southern California (11/19/25)
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  • Engineering Systems Administrator

    Teledyne (Eagan, MN)
    …of being on a team that wins. **Job Description** The **Engineering Systems Administrator ** is responsible for the administration, maintenance, and optimization ... and security platforms including Coverity and BlackDuck. The Engineering Systems Administrator oversees license renewals, distribution, and allocation,… more
    Teledyne (12/10/25)
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  • Sr. Linux Systems Administrator

    RTX Corporation (Tewksbury, MA)
    …solve complex IT infrastructure problems._ **What You Will Do:** + Provide IT systems administration in a heterogeneous Microsoft Windows and Red Hat Enterprise ... meaningful problems that create a safer, more secure world._ **_Senior System Administrator_** _in Information Workplace Services will collaborate across teams to… more
    RTX Corporation (01/07/26)
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