• Senior System Administrator…

    TISTA Science and Technology (Austin, TX)
    Overview Are you a Senior Systems Administrator who would like to have a positive impact for millions of people? If so, we may have an opportunity for you! TISTA ... Paid Holidays, Military Leave, and much more! Responsibilities The Senior System Administrator /Site Reliability Engineer (SRE)in the VA's Enterprise Cloud… more
    TISTA Science and Technology (09/27/25)
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  • Lead Public Cloud Linux Engineer

    NTT DATA North America (Austin, TX)
    …related field. + Required Certifications (or equivalent experience): + Red Hat Certified System Administrator (RHCSA) + Red Hat Certified Engineer (RHCE) + ... forward-thinking organization, apply now. We are currently seeking a Lead Public Cloud Linux Engineer to join...post-incident reviews for major Windows-related issues. + Track and lead patch management, OS upgrades, and regular system… more
    NTT DATA North America (09/03/25)
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  • Senior Linux System Admin

    Citigroup (Irving, TX)
    …Overview** **:** We are seeking an accomplished and technically astute Level 3 Linux System Administrator to join our high-performance infrastructure team. ... Linux Programming, Linux Server Administration, Linux System Administration, Linux Systems Programming, Python (Programming Language), Red… more
    Citigroup (09/23/25)
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  • Senior System Administrator

    TISTA Science and Technology (Austin, TX)
    Overview Are you a Senior Systems Administrator who would like to have a positive impact for millions of people? If so, we may have an opportunity for you! TISTA ... Paid Holidays, Military Leave, and much more! Responsibilities The Senior System Administrator /Site Reliability Engineer (SRE)in the VA's Enterprise Cloud… more
    TISTA Science and Technology (09/05/25)
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  • Public Cloud Linux Engineer

    NTT America, Inc. (Plano, TX)
    …strategies for performance, and resource utilization. **Security & Compliance** Enforce Linux system security best practices, including access control, ... two of the following certifications (or equivalent experience): Red Hat Certified System Administrator (RHCSA) Red Hat Certified Engineer (RHCE) Microsoft… more
    NTT America, Inc. (10/02/25)
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  • Principal System Administrator

    RTX Corporation (Mckinney, TX)
    …(OS). + Responsible for provisioning, installation/configuration, operation, and maintenance of systems hardware and software related to a Linux /Windows ... Enterprise Linux , Active Directory, WSUS, VMware, BackupExec, NetBackup, prior systems administration experience, Windows or Linux administration, Backup and… more
    RTX Corporation (09/11/25)
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  • Systems Administrator

    GovCIO (Fort Bliss, TX)
    **Overview** GovCIO is currently hiring for a Systems Administrator with an active Secret clearance to provide Windows administration for Windows Server ... a fully remote position. **Responsibilities** + Serve as technical lead for a team of System Administrators....monitor Windows Internet Information Services (IIS) applications. + Administer Linux and/or UNIX Operating Systems . + Apply… more
    GovCIO (07/23/25)
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  • PWE Systems Administrator (ISSA)…

    RTX Corporation (Richardson, TX)
    …Clearance:** DoD Clearance: Secret Collins Aerospace, Digital Technology, is hiring a Systems Administrator for our Secure Labs support team. A minimum ... Virtualization Technologies (VM Ware, etc.) + Experience as a Linux Systems Administration + Experience with Compliance...in-person meetings._ At Collins, the paths we pave together lead to limitless possibilities. And the bonds we form… more
    RTX Corporation (08/13/25)
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  • Pega Administrator Vice President

    Citigroup (Irving, TX)
    …with the Technology team. The overall objective of this role is to lead applications systems analysis and programming activities. **Responsibilities:** + Manage ... + Pega CSA/CSSA (Certified System Architect / Certified Senior System Architect) + CKA (Certified Kubernetes Administrator ) - Desirable This… more
    Citigroup (09/09/25)
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  • Database Administrator - Sat/Sun Off Days

    GovCIO (Austin, TX)
    **Overview** GovCIO is currently hiring for MULTIPLE **Database Administrator (s)** to support our customer, USPS' Network and Compute Technology (NCT) group. The NCT ... experience and ability with UNIX and/or Microsoft Windows operating systems as well as other database technologies such as...staff and vendors to manage projects, drive outcomes and lead teams + Analyzes and resolves complex hardware and… more
    GovCIO (09/07/25)
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