• Sr . Systems Engineer

    Sierra Nevada Company, LLC (Plano, TX)
    …critical airborne command-and-control fleet. We need you! We are seeking a highly skilled Senior Systems Cybersecurity Engineer with a strong background ... more about NC3 and SAOC here (https://www.sncorp.com/capabilities/nc3- systems /) . Are you a Systems Engineer interested in working on one of the largest and… more
    Sierra Nevada Company, LLC (01/19/26)
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  • Senior Systems Engineer

    RTX Corporation (Cedar Rapids, IA)
    …for a security clearance **Security Clearance:** DoD Clearance: Secret ** Senior Systems Engineer ** **- Training Range Cybersecurity (Onsite)** "Train ... and training, and crafting product roadmaps and architectures. The Cybersecurity and Training Missions Engineering Team within ACTT is...Missions Engineering Team within ACTT is looking for a Sr Systems Engineer to join… more
    RTX Corporation (01/13/26)
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  • Senior Systems Engineer

    M. C. Dean (Vienna, VA)
    …other components of our cybersecurity infrastructure. As part of the team, the ** Senior Systems Engineer ** 's responsibilities will include (but will not ... be limited to) the following: + Analysis of cybersecurity framework (NIST, ISO, CMMC), and development of **detailed architecture and design** of system and security… more
    M. C. Dean (11/26/25)
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  • Senior Cybersecurity Engineer

    BAE Systems (Washington, DC)
    **Job Description** BAE Systems is seeking Senior Cybersecurity Engineer to join our team and provide support to facilitate operations on a critical ... award, with an anticipated decision expected in 2026.** The Sr . Cybersecurity Engineer responsibilities include,...be available based on position level and/or job specifics. ** Senior Cybersecurity Engineer ** **118976BR** EEO… more
    BAE Systems (12/04/25)
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  • Principal Cybersecurity Systems

    Leidos (Linthicum Heights, MD)
    …mission-critical Program? Well, look no further! Leidos is currently looking to add a Sr . Systems Engineer to an Information Assurance Program near Ft. ... integration, and testing of specific components of complex hardware/software systems to include requirements elicitation, analysis and functional allocation,… more
    Leidos (01/13/26)
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  • Cybersecurity Systems

    Lockheed Martin (Mount Laurel, NJ)
    …corporate responsibility\. Your Mission is Ours\. At Lockheed Martin Rotary and Mission Systems \(RMS\), we are driven by innovation and integrity\. We believe that ... Cyber Software Engineering team will support multiple programs in the Integrated Warfare Systems & Sensors \(IWSS\) Line of Business \(LOB\)\. Candidate must be able… more
    Lockheed Martin (01/17/26)
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  • Senior Security Systems

    Cydecor, Inc. (Virginia Beach, VA)
    …what separates us. Job Description: Cydecor is seeking a Senior Security Systems Engineer to support cybersecurity and systems engineering ... involves working closely with engineering teams to safeguard mission-critical systems , evaluate vulnerabilities, and deliver validated cybersecurity solutions.… more
    Cydecor, Inc. (01/19/26)
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  • Cyber Security Implementation Engineer

    CACI International (St. Louis, MO)
    cybersecurity infrastructure and applications running on Windows and Linux operating systems + Engineer and implement cybersecurity solutions leveraging ... Cyber Security Implementation Engineer Job Category: Engineering Time Type: Full time...in DoD capabilities + Demonstrated experience modernizing complex enterprise cybersecurity systems . + Candidate must have a… more
    CACI International (11/14/25)
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  • Senior /Principal Cybersecurity

    Sandia National Laboratories (Albuquerque, NM)
    …which may may require a polygraph. Qualifications We Desire: The ideal R&D Cybersecurity Engineer candidate for Sandia National Laboratories will in addition ... interpersonal skills to support lab-wide efforts focusing on the cybersecurity of embedded hardware systems , such as...focusing on the cybersecurity of embedded hardware systems , such as flight vehicles, rocket systems ,… more
    Sandia National Laboratories (01/10/26)
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  • Cybersecurity Engineer /Information…

    Chenega Corporation (Huntsville, AL)
    **Req ID:** 38879 **Summary** ** Cybersecurity Engineer /Information Systems Security Officer (ISSO)** **Redstone Arsenal, AL** Are you ready to enhance your ... LLC A Chenega Company has an exciting career opportunity for a ** Cybersecurity Engineer /Information Systems Security Officer(ISSO)** who will provide… more
    Chenega Corporation (01/10/26)
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