• Tier 3 Level Systems Administration…

    Koniag Government Services (San Antonio, TX)
    …expert-level support and leadership for the Defense Health Agency's systems administration services across its global network of military hospitals, medical ... Government Services company, is seeking a Tier 3 Level Systems Administration Support Services to support KDS...administration , with at least 5 years in a senior or lead role managing enterprise-level environments. + Should… more
    Koniag Government Services (07/25/25)
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  • Sr. Specialist, Network Systems…

    L3Harris (Greenville, TX)
    …cyber domains in the interest of national security. Job Title: Sr. Specialist, Network Systems Engineering Job Code: 28999 Job Location: Greenville, Texas ... Secret/SCI Security Clearance, which requires US Citizenship. Job Description: The Senior Specialist, Network Engineer (NE) performs technical planning, system… more
    L3Harris (09/25/25)
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  • Tier 2 Level Systems Administration…

    Koniag Government Services (San Antonio, TX)
    …LLC,** a Koniag Government Services company, is seeking a Tier 2 Level Systems Administration Support Services to support KDS and our government customer ... & Duties may include, but are not limited to:** + Provides senior -level leadership and strategic direction for the Defense Health Agency's IT Knowledge… more
    Koniag Government Services (07/22/25)
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  • Senior Network and Next Generation…

    Lumen (Austin, TX)
    …role working towards the development of new solutions, processes, tools, systems that have company-wide and possibly industry-wide impacts. + Frequent contact ... with senior leadership of customers and contractors for the purpose...or vendor application is desired. + Linux RedHat Server Administration is considered a plus. + Recognized industry Certifications:… more
    Lumen (10/01/25)
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  • Systems Engineer Senior - Level 3

    Lockheed Martin (Fort Worth, TX)
    …or equivalent experience/combined education **Desired Skills:** * Systems administration experience with servers and network installations/integrations * ... **Description:** You will be the Systems Engineer Senior for the F\-35...an IT system * Operational and troubleshooting experience with network hardware \(e\.g\., switches, routers, firewalls, storage, network… more
    Lockheed Martin (07/26/25)
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  • Senior Information Systems Security…

    RTX Corporation (Richardson, TX)
    …investigations, or Border Patrol + Project or program management, office management, senior administration , or account management **Qualifications We Prefer** + ... that create a safer, more secure world. Our cybersecurity team is seeking a ** Senior Information Systems Security Officer (ISSO) II** to support our team **100%… more
    RTX Corporation (08/29/25)
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  • Systems Operations Senior Manager

    Wells Fargo (Irving, TX)
    …and incident resolution procedures. This position will interact with senior technology CIOs, Technology Infrastructure leadership and business managers. Providing ... in roles that provide technical services and support for the relevant supported systems + Engage and influence stakeholders, internal partners, and peers in order to… more
    Wells Fargo (10/01/25)
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  • Senior Systems Engineer (Linux…

    Fiserv (Irving, TX)
    …an impact on a global scale, come make a difference at Fiserv. **Job Title** Senior Systems Engineer (Linux Automation) **About your role:** We are seeking a ... skilled and experienced Senior Systems Engineer to join our IT...candidate should have a strong background in Linux system administration and experience working in a highly complex enterprise… more
    Fiserv (09/10/25)
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  • Information Assurance (IA) Security…

    Koniag Government Services (San Antonio, TX)
    …Government Services company **,** is seeking an Information Assurance (IA) Security Administrative Support Services to support KDS at Joint Base, San Antoino, TX. ... Health Agency's Information Assurance and cybersecurity initiatives across its global network of military hospitals, medical clinics, and dental clinics. + Serves… more
    Koniag Government Services (07/19/25)
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  • Senior Mainframe Systems Programmer…

    Fiserv (Austin, TX)
    …an impact on a global scale, come make a difference at Fiserv. **Job Title** Senior Mainframe Systems Programmer (z/OS) **About your role:** In this role you ... will be responsible for the installation, configuration, maintenance, and administration of TCP/IP, VTAM Unix System Services and portions...(REXX) to streamline processes + Support a redundant TCPIP network for a Parallel Sysplex by making use of… more
    Fiserv (07/31/25)
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