• Systems Engineer III

    Applied Research Solutions (San Antonio, TX)
    **Description** Applied Research Solutions is seeking a full-time Systems Engineer III located at Lackland AFB, Texas. **Why Work with us ?** Applied Research ... meet user requirements; utilize user requirements to design, develop, fabricate, test , and evaluate system concepts, perform assessments, and review the system… more
    Applied Research Solutions (10/25/25)
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  • Specialist Systems Engineering 1

    L3Harris (Greenville, TX)
    …Job Location: Greenville, TX Schedule: 9/80 Security Clearance: Must Have an Active DoD Top Secret /SCI to be Considered Job Description: Will be involved in ... deliver end-to-end technology solutions connecting the space, air, land, sea and cyber domains in the interest of national security. Job Title: Specialist, Systems… more
    L3Harris (11/12/25)
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  • Full Time - Software Infrastructure…

    RTX Corporation (Richardson, TX)
    …as only US citizens are eligible for a security clearance **Security Clearance:** TS /SCI without Polygraph At Raytheon, the foundation of everything we do is rooted ... employing agile system and software development operations to plan, specify, design, test , and integrate complex software and systems solutions. + Develop Modernized… more
    RTX Corporation (11/19/25)
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  • Sr. Spec, Systems Engineering (Mission Systems)

    L3Harris (Greenville, TX)
    Secret clearance at the time of hire with the ability to obtain and maintain a Top Secret with SCI. + Must be a US Citizen. Preferred Additional Skills: + ... technology solutions connecting the space, air, land, sea and cyber domains in the interest of national security. Job...Active Top Secret with SCI. + Security+ Certification.… more
    L3Harris (10/30/25)
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  • Sr. Specialist, Systems Engineering

    L3Harris (Waco, TX)
    …degree, minimum of 10 years of prior related experience. + An active DoD Top Secret (SCI) Security Clearance, which requires US Citizenship. + Demonstrated ... technology solutions connecting the space, air, land, sea and cyber domains in the interest of national security. Job...interest of national security. Job Title: Sr. Specialist, Systems Engineer - EA ISR Programs Job Code: 30408 Job… more
    L3Harris (11/08/25)
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  • Lead, Systems Engineering

    L3Harris (Greenville, TX)
    …Requires active DoD Secret Clearance and the ability to obtain a Top Secret /SCI Clearance, which requires US Citizenship Preferred Additional Skills: + Prior ... deliver end-to-end technology solutions connecting the space, air, land, sea and cyber domains in the interest of national security. Job Title: Lead, Systems… more
    L3Harris (11/19/25)
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  • Specialist, Systems Engineering

    L3Harris (Greenville, TX)
    …of active DoD Secret Clearance and the ability to obtain a Top Secret /SCI Clearance, which requires US Citizenship. + Current CompTIA Security+ certification ... deliver end-to-end technology solutions connecting the space, air, land, sea and cyber domains in the interest of national security. Job Title: Specialist, Systems… more
    L3Harris (11/19/25)
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  • Combat Air Force Business Development Manager

    CAE USA INC (Arlington, TX)
    …. This position reports to the DUSAF Business Development Lead . Active Top Secret Clearance / SCI eligibility. Essential Duties and Responsibilities Reasonable ... with USAF's Air Combat Command (ACC), Nellis AFB Virtual Test & Training Center (VTTC), Air Force Material Command...and Education Requirements + Bachelor's Degree in business , engineer ing , national security , or another applicable… more
    CAE USA INC (11/14/25)
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  • Senior Commissioning Manager

    Parsons Corporation (San Antonio, TX)
    …desired. + Certifications across multiple commissioning disciplines are a plus. + Current Top Secret or DoE Q highly desired **Security Clearance Requirement:** ... culture of technical excellence and continuous improvement. + Recruit, train, and retain top talent, ensuring the team stays ahead of industry trends and standards.… more
    Parsons Corporation (11/06/25)
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  • Staff Solution Consultant

    Trellix (Austin, TX)
    …security systems comprised of Trellix and third-party technologies. The Endpoint Security Engineer (ESE) will report to the Senior Manager of the Professional ... throughout the customer organization to create technical project plans, schedules, test plans, deployment plans, and migration plans to evolve the customer's… more
    Trellix (11/14/25)
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