• Network & Systems Security

    Miller Milling (Saginaw, TX)
    …(eg, SIEM, IDS/IPS, firewalls). * Knowledge of network protocols, operating systems , and database security . * Familiarity with cloud security ... for the entire organization. This role combines expertise in WAN/LAN networking, systems administration, security systems and best practices. Compensation:… more
    Miller Milling (12/19/25)
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  • Network Administrator III (Wide Area…

    Sumaria Systems, Inc. (San Antonio, TX)
    Network Administrator III (Wide Area ...Security + or DoDD 8140 IAT-II equivalent; Cisco Certified Network Professional (CCNP) is required in any of the ... San Antonio, TX START YOUR APPLICATION (https://apply.hrmdirect.com/resumedirect/ApplyOnline/Apply.aspx?req\_id=3602611&source=3602611-CJB-0) Job Title: Network Administrator III (Wide Area Network more
    Sumaria Systems, Inc. (01/01/26)
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  • Network Administrator Autonomic…

    Lockheed Martin (Fort Worth, TX)
    …professional growth\. Come and experience your future\! This role is for a lead Network Administrator with a System Administrator background for the F\-35 ... Unit \(ALOU\) at the Lockheed Martin factory in Fort Worth, TX\. The ALIS Network Administrator responsibilities include, but are not limited to: * Providing… more
    Lockheed Martin (11/27/25)
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  • Network Administrator Autonomic…

    Lockheed Martin (Fort Worth, TX)
    …training, and education\. Come and experience your future\! This role is for the Network Administrator for the F\-35 Joint Strike Fighter \(JSF\) ALIS ALOU at ... the Lockheed Martin factory in Fort Worth, TX\. The Network Administrator is responsible for the oversight...and environment hardware * Providing tiered troubleshooting of IT systems and network equipment using network more
    Lockheed Martin (12/13/25)
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  • Network Administrator Autonomic…

    Lockheed Martin (Fort Worth, TX)
    …and retain DoD IAT Level II certification \(e\.g\., Security \+, CySA\+, CCNA Security , etc\.\) * Proven Network Administrator experience * Active DoD ... the Lockheed Martin Fort Worth ALIS team as a Network Administrator \. This role will assist in...and environment hardware * Providing tiered troubleshooting of IT systems and network equipment using network more
    Lockheed Martin (12/13/25)
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  • Systems Administrator II

    V2X (Fort Bliss, TX)
    …requested. **Responsibilities include:** 1. Maintain network and computer Information Assurance systems security . 2. Evaluate and optimize network and ... (LAN), wide area network (WAN), data communications network , operating systems , and physical and virtual...and update security permissions on a Linux network . 4. Review and interpret Linux log files. 5.… more
    V2X (12/16/25)
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  • Windows Systems Administrator 4

    L3Harris (Greenville, TX)
    …ability to perform complex, multi-disciplined administration in secure lab and isolated network environments. The Windows Systems Administrator will ... TX Schedule: 9/80 Job Description: This position is for a Windows Systems Administrator supporting Software Development Engineering teams. The position requires… more
    L3Harris (01/07/26)
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  • Network System Administrator

    LCI-Lawinger Consulting (Merkel, TX)
    …operations and improves service for the membership. Position Summary : The System Administrator Level 2-3 will primarily provide network support across a dynamic ... and growing environment to ensure reliability, performance and security of the network infrastructure. This role will also provide front-line primary technical… more
    LCI-Lawinger Consulting (12/10/25)
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  • Sr. Systems Administrator

    UIC Government Services and the Bowhead Family of Companies (San Antonio, TX)
    **Overview** SR. SYSTEMS ADMINISTRATOR (BAMCIT): Bowhead seeks a Sr. Systems Administrator to support the Geographic Service Providers (GSP) Brooke Army ... the PEO MS/J-6 through contractor staff augmentation. The Sr. Systems Administrator is tasked with improving IT...environment with more than 100+ beds and military production network + CompTIA Security +, Assured Compliance… more
    UIC Government Services and the Bowhead Family of Companies (01/07/26)
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  • Regional Security System…

    Corning Incorporated (TX)
    …ceramics to drive cleaner, safer, and smarter transportation **Role Purpose** A regional security systems administrator /project manager plays a critical role ... + Work directly with IT to ensure that all security system network requirements are met. +...experience. + CPP Certified + Proven experience as a security systems administrator , project manager,… more
    Corning Incorporated (11/25/25)
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  • Systems Administrator Autonomic…

    Lockheed Martin (Fort Worth, TX)
    …multi\-user computer systems through coordination with other administrative disciplines \( security , database, network \) **What's In It For You:** From onsite ... systems through coordination with other administrative disciplines \( security , database, network administration\) \- Demonstrated system administration… more
    Lockheed Martin (12/17/25)
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  • Network Administrator (Transmission…

    Pedernales Electric Cooperative (Leander, TX)
    Network Administrator (Transmission Control Center) Leander, TX, US, 78641 PHYSICAL OFFICE LOCATION: PEC Transmission Control Center, Leander, TX 78641 Hybrid ... needs and system requirements + Install, maintain and monitor security measures + Ensure compliance with NERC, FERC and...may substitute for education + Four years experience with network related systems + Cisco CCNA certification… more
    Pedernales Electric Cooperative (11/07/25)
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  • Linux Systems Administrator

    Lockheed Martin (San Antonio, TX)
    …, Cyber & Intelligence, where we foster innovation and integrity\. As a Linux Systems Administrator , you'll be empowered to create "new realities" and pioneer ... contribute to shaping the future of aerospace, defense, and security solutions\. **THE WORK** TKO provides systems ...and integrity\. **WHO YOU ARE** You are a Linux Systems Administrator who will support a high… more
    Lockheed Martin (01/10/26)
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  • FSL Linux Systems Administrator

    Mb Solutions, Inc. (Houston, TX)
    Houston, TX, USA | Full Time FSL Linux Systems Administrator - ( ADV000ABM ) Are you passionate about human space exploration, understanding the origins of the ... We have an exciting opportunity for a FSL Linux Systems Administrator to join the team with...and software development (CI/CD) + Johnson Space Center campus network + NASA security mechanisms ( security more
    Mb Solutions, Inc. (10/18/25)
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  • Network Administrator

    Robert Half Technology (San Antonio, TX)
    …changes. * Ensure compliance with security protocols and best practices across all network systems . Requirements * Minimum of 3 years of experience in data ... Description We are looking for a skilled Network Administrator to join our team...Cisco Layer 2 and Layer 3 technologies to support network security and efficiency. * Maintain detailed… more
    Robert Half Technology (01/13/26)
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  • Systems Administrator II

    Texas State University (San Marcos, TX)
    …a multi-user environment. + Experience managing/troubleshooting networking tasks and IT security protocols. + Experience maintaining software systems , databases, ... using logical, strategic processes. + Experience with support ticketing systems . + Understanding of IT security best...and issues. + Recognize and address anomalies such as security violations, network and server response, and… more
    Texas State University (12/04/25)
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  • FSL Linux Systems Administrator

    CGI Technologies and Solutions, Inc. (Houston, TX)
    **FSL Linux Systems Administrator (ADV000BAP)** **Category:** Business Consulting, Strategy and Digital Transformation **Main location:** United States, Texas, ... We have an exciting opportunity for a FSL Linux Systems Administrator to join the team with...and software development (CI/CD) - Johnson Space Center campus network - NASA security mechanisms ( security more
    CGI Technologies and Solutions, Inc. (01/02/26)
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  • Application Systems Administrator

    ASM Research, An Accenture Federal Services Company (Austin, TX)
    Responsible for unique or complex information systems and/or information technology projects across more than one discipline, such as application support, database ... administration, software quality assurance/quality control, software engineering, network telecommunications, and infrastructure operations of administration, analysis, engineering… more
    ASM Research, An Accenture Federal Services Company (01/13/26)
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  • Systems Engineer / System…

    Straight Edge Technology, Inc. (Corpus Christi, TX)
    …critical infrastructure and ensuring the highest levels of availability, performance and security . Qualified systems engineers will have a background in IT, ... at an MSP More specifically, we need a System Administrator that is Humble, Hungry, and Smart! Do you...and Smart! Do you want to work at a Security focused MSP that is growing, an MSP that… more
    Straight Edge Technology, Inc. (11/22/25)
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  • Windows System Administrator

    General Dynamics Information Technology (San Antonio, TX)
    …software interacts within the customer LAN/WAN systems , networks, and other security applications. The administrator in this position will support activities ... Family:** IT Infrastructure and Operations **Skills:** Microsoft Exchange Server,Microsoft PowerShell, Systems Administrator ,Windows System Administration **Experience:** 5 +… more
    General Dynamics Information Technology (01/02/26)
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