• Systems Engineer / System…

    Straight Edge Technology, Inc. (San Antonio, TX)
    …a team member that is excited about working at an MSP More specifically, we need a System Administrator that is Humble, Hungry, and Smart! Do you want to work at ... critical infrastructure and ensuring the highest levels of availability, performance and security . Qualified systems engineers will have a background in IT,… more
    Straight Edge Technology, Inc. (08/22/25)
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  • Senior Network Systems Administrator…

    General Dynamics Information Technology (Fort Bliss, TX)
    …Management System (NMS) servers, Assured Compliance Assessment Solution (ACAS) Security Centers (SC) and NESSUS systems , and Standalone(configuration and ... experience **US Citizenship Required:** Yes **Job Description:** Senior Network Systems Administrator - PDA GDIT is seeking...Security Manager and Operations Specialist to ensure all physical security measures are met. + Work… more
    General Dynamics Information Technology (09/27/25)
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  • System Administrator (MS Windows…

    TAD PGS, Inc. (Lackland AFB, TX)
    …capacity and trending reports of system operations. + Analyzes system requirements and performance of hardware/software systems , and develops/recommends ... installs, tests, tunes, maintains, hardens, upgrades, patches, designs, and documents supporting systems , utility programs, and monitoring tools for physical and… more
    TAD PGS, Inc. (09/23/25)
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  • System Administrator 1

    M. C. Dean (Austin, TX)
    …We are seeking a ** System Administrator 1** to join our ** Security and Electronic Systems (SES)** business Unit. As part of **(SES)** Strategic Business ... Physical Access Control, CCTV, PSIM and other electronic security systems and support implementation, troubleshooting and...and 6+ Years of progressive experience + Requires some system administrator experience in performing triage on… more
    M. C. Dean (09/08/25)
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  • Sr. Systems Administrator

    UIC Government Services and the Bowhead Family of Companies (San Antonio, TX)
    …to obtain: + Citrix Certified Advanced Administrator (CCAA) + Microsoft Certified Systems Engineer (MCSE) Physical Demands: + Must be able to lift up ... **Overview** SR. SYSTEMS ADMINISTRATOR (BAMCIT): Bowhead seeks a...Solution (ACAS), Risk Management Framework (RMF), Splunk, Trellix Endpoint Security System (ESS). + Act as an… more
    UIC Government Services and the Bowhead Family of Companies (07/10/25)
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  • Senior IT System Administrator…

    Amentum (Houston, TX)
    …centers across the United States. We have an exciting opportunity for aS **enior IT System Administrator / System Analyst** to join the team with Barrios, a ... teammate company. The **S** **enior IT System Administrator / System Analyst** will: We...to improve efficiency and user experience. + **Compliance and Security :** Ensure systems adhere to compliance standards… more
    Amentum (09/22/25)
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  • FSL Linux Systems Administrator

    Amentum (Houston, TX)
    …centers across the United States. We have an exciting opportunity for a **FSL Linux Systems Administrator ** to join the team with Nexus, a teammate company. ** ... qualified candidates and conducting interviews. ** The **FSL Linux Systems Administrator ** will: + This position, working... (SLS), Commercial Crew Program, Lunar Gateway, Human Landing System (HLS), and many others. The FSL systems… more
    Amentum (09/22/25)
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  • Linux System Administrator

    ManTech (San Antonio, TX)
    MANTECH seeks a motivated, career and customer-oriented **Linux** ** Systems Administrator ** to join our team in **San Antonio, TX** supporting the Linux ... related experience might be substituted for a degree. + 15+ years' experience as a Linux System Administrator with a strong knowledge of Red Hat 8 & 9 + Must… more
    ManTech (08/16/25)
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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 ... frameworks (RMF, DFARS). **Qualifications We Prefer:** + Technology certifications ( Systems Administration, Cloud, etc.) + Security certifications (Sec+,… more
    RTX Corporation (08/13/25)
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  • Sr. Principal System Administrator

    RTX Corporation (Plano, TX)
    … Security + CE or equivalent certification and an Operating System Certification) + Experience with Containerization Technologies such as OpenShift, Kubernetes, ... 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 (09/09/25)
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