• Lead Cybersecurity Engineer; HP NonStop…

    Capital One (Austin, TX)
    …The platform will facilitate the delivery of highly complex secure systems , cyber applications, technical projects, and risk requirements . You will drive the ... As part of the Cyber team, you will design and develop Debit Systems Security Solutions, focusing on areas like network and OS administrative tasks on the… more
    Capital One (11/21/25)
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  • IT Cybersecurity Specialist (Sysadmin/Infosec)

    Defense Information Systems Agency (Lackland AFB, TX)
    …of DISA information systems and programs. Performs advanced network and systems administration tasks for the agency. Requirements Conditions of Employment ... is being recruited under 10 USC 1599f into the Cyber Excepted Service (CES) personnel system . If...DoD Manual 8140 which will be subject to future Cyber Workforce requirements as defined by the… more
    Defense Information Systems Agency (01/20/26)
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  • Linux Systems Administrator - Clearance…

    Lockheed Martin (San Antonio, TX)
    …\- Clearance Required **WHAT WE'RE DOING** Join Lockheed Martin Rotary and Mission Systems , Cyber & Intelligence, where we foster innovation and integrity\. As ... a Linux Systems Administrator, you'll be empowered to create "new realities"...science and cloud development and engineering services to the Cyber Infrastructure Solutions customer\. The services enable the Data… more
    Lockheed Martin (01/10/26)
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  • Systems Administrator II

    V2X (Fort Bliss, TX)
    Cyber concepts and processes and apply this knowledge to implement the system cybersecurity requirements and SA duties. Specifically, the SA will demonstrate ... administration, patching, and implementation of security procedures including basic cyber assessment, the ability to analyze system vulnerabilities, and… more
    V2X (12/16/25)
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  • Software Systems Integrator

    L3Harris (Greenville, TX)
    …Schedule: 9/80 Job Description: L3Harris is seeking a hybrid Windows/Linux Systems Administrator to support Mission System integration in unclassified ... position will be responsible for developing and maintaining mission system environments with a mix of OS and hosting...will include the install and configuration of the Operating Systems and Mission software, Infrastructure services, and Cyber more
    L3Harris (01/06/26)
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  • Specialist, Systems Engineer

    L3Harris (Greenville, TX)
    system . Essential Functions: + Translate end-user requirements into collection system settings for use on delivered systems . + Design and development of ... technology solutions connecting the space, air, land, sea and cyber domains in the interest of national security. Job...of the delivered systems . + Translate the requirements of the customer into system level… more
    L3Harris (11/01/25)
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  • Associate, Mechanical Systems Engineer…

    L3Harris (Greenville, TX)
    … into hardware and software specifications. Essential Functions: + Developing aircraft system requirements : Concept of Operations, System Specifications, ... technology solutions connecting the space, air, land, sea and cyber domains in the interest of national security. Job...new aircraft systems or modifying existing aircraft systems to meet customer requirements . The engineer… more
    L3Harris (12/06/25)
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  • Sr. Specialist, Systems Engineer 1

    L3Harris (Greenville, TX)
    … integration issues, ensuring system functionality and performance meet requirements . + Perform verification and validation of systems and subsystems ... ground and airborne communications platforms. Essential Functions: + Develop and analyze system requirements , derive specifications, and manage requirements more
    L3Harris (11/08/25)
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  • Scientist, Systems Engineering

    L3Harris (Plano, TX)
    …with MATLAB, LabView, Python, or C/C++/C# + Experience in advanced radar sensor system development for autonomous weapons systems + Experience in proposal ... technology solutions connecting the space, air, land, sea and cyber domains in the interest of national security. Job...in the interest of national security. Job Title: Scientist, Systems Engineering Job Code: 31711 Job Location: Richardson, TX… more
    L3Harris (12/05/25)
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  • Lead, Systems Engineer

    L3Harris (Greenville, TX)
    …+ Review and evaluate electrical wiring diagrams to ensure design details trace to system requirements . + Interpret complex system ICDs to new architecture ... technology solutions connecting the space, air, land, sea and cyber domains in the interest of national security. Job...to ensure system performance and capabilities meet system requirements . + Prepare effective presentations to… more
    L3Harris (01/15/26)
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