• Sr. Specialist, Systems Engineer

    L3Harris (Greenville, TX)
    …ability to obtain a Top Secret with SCI Job Description: Mid-Senior level Systems Engineer to perform data analysis in tactical data link acquisition and ... the interest of national security. Job Title: Sr. Specialist, Systems Engineer - COMMS & Datalink Job...Location: Greenville, TX (On-Site) Job Schedule: 1st Shift 9/80 Active Secret Clearance required to be considered with the… more
    L3Harris (11/01/25)
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  • Sr Principal Systems Software…

    Sierra Nevada Company, LLC (Plano, TX)
    …more about NC3 and SAOC here (https://www.sncorp.com/capabilities/nc3- systems /) . Are you a Systems Engineer who is interested in working on one of the ... fleet. We need you! As the Senior Principal Software Systems Engineer , you will be a recognized...knowledge of cybersecurity principles and safety-critical software standards + Active US Security Clearance At Sierra Nevada Corporation (SNC)… more
    Sierra Nevada Company, LLC (11/14/25)
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  • Sr Staff Cyber Systems Engineer

    Northrop Grumman (San Antonio, TX)
    …the warfighter. We are looking for you to join our team as a Sr Staff Cyber Systems Engineer to join the Sentinel Mission Defense Team based out of Roy, UT. As ... a Sr Staff Cyber Systems Engineer at Northrop Grumman you will...Qualifications:** + Briefed to the Sentinel program + A current/ active DoD Top Secret w/SCI and SAP… more
    Northrop Grumman (11/15/25)
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  • Specialist, Systems Engineer

    L3Harris (Greenville, TX)
    …sea and cyber domains in the interest of national security. Job Title: Specialist, Systems Engineer Job Code: 30582 Job Location: Greenville, TX (On-Site) Job ... and/or subsystems. The ideal candidate will have experience with systems engineer /architect work with a desire to...Must be a US Citizen. Preferred Additional Skills: + Active Top Secret/SCI Security Clearance. #LI-AH1 L3Harris… more
    L3Harris (11/08/25)
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  • Sr. Specialist, Systems Engineer

    L3Harris (Greenville, TX)
    …and cyber domains in the interest of national security. Job Title: Sr. Specialist, Systems Engineer Job Code: 30686 Job Location: Greenville, TX (On-Site) Job ... Schedule: 1st Shift 9/80 Job Description: The Sr Specialist, Systems Engineer position is part of a...Must be a US Citizen. Preferred Additional Skills: + Active Top Secret with SCI. #LI-AH1 L3Harris… more
    L3Harris (11/08/25)
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  • Specialist, Systems Engineer

    L3Harris (Greenville, TX)
    …Professional Certification. + Model-based Systems Engineering and Simulation experience. + Active DoD Security Clearance at the Top Secret/SCI Level. #LI-AH1 ... in the interest of national security. Job Title: Specialist, Systems Engineer Job Code: 30519 Job Location:...successfully pass a Flight Physical/Certification. + Must have an active Secret at the time of hire with the… more
    L3Harris (11/01/25)
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  • Sr. Spec, Systems Engineer

    L3Harris (Greenville, TX)
    …and cyber domains in the interest of national security. Job Title: Sr. Specialist, Systems Engineer Job Code: 30296 Job Location: Greenville, TX (On-Site) Job ... Schedule: 1st Shift 9/80 Job Description: The Sr. Specialist, Systems engineer (SE) will be responsible for...Must be a US Citizen. Preferred Additional Skills: + Active Top Secret with SCI. + Security+… more
    L3Harris (10/24/25)
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  • Sr. Specialist, Systems Engineer

    L3Harris (Greenville, TX)
    …cyber domains in the interest of national security. Job Title: Sr. Specialist, Systems Engineer (Avionics) Job Code: 29077 Job Location: Greenville, TX (On-Site) ... Schedule: 1st Shift 9/80 Job Description: The Senior Specialist, Systems Engineer (SE) performs technical planning, system...+ DOORS/Jira. + FAA Compliance and Certification experience. + Active Top Secret with SCI. #LI-AH1 L3Harris… more
    L3Harris (09/24/25)
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  • Sr. Specialist, Systems Engineer 1

    L3Harris (Greenville, TX)
    …and cyber domains in the interest of national security. Job Title: Sr. Specialist, Systems Engineer Job Code: 30672 Job Location: Greenville, Texas Job Schedule: ... 1st Shift 9/80 Schedule Job Description: The Sr Specialist, Systems Engineer position is part of a...P referred Additional Skills: + CompTIA Security+ Certification + Active Top Secret with SCI. #LI-AH1 L3Harris… more
    L3Harris (11/08/25)
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  • Sr Software Systems Engineer

    Sierra Nevada Company, LLC (Plano, TX)
    …consider SNC for your next mission. **Responsibilities:** We are seeking a Senior Software Systems Engineer with a bachelor's degree in Software Engineering or a ... to join the Air Vehicle team as a Software Systems Engineer in support of the Survivable...position requires the ability to obtain and maintain a Top Secret US Security Clearance. US Citizenship status is… more
    Sierra Nevada Company, LLC (11/01/25)
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