• Information Security System Engineer

    L3Harris (Greenville, TX)
    …Texas (100% On-site) Schedule: 9/80 Job Description: L3Harris Technologies is seeking an Information Security Systems Engineer to join our Sensor ... domains in the interest of national security. Job Title: Information Security System Engineer Job Code 29905...+ Certifications - Sec+, CySA, CASP, CISSP. + DoD TS / SCI Clearance and CI Poly #LI-EN2 L3Harris… more
    L3Harris (10/12/25)
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  • Lead, Mechanical Engineer 1

    L3Harris (Greenville, TX)
    … + Understanding of various mission systems + Capable of obtaining a TS SCI security clearance + Proficiency in Microsoft Office products to include, Word, ... installations for aircraft structures, mission equipment installations, and mechanical systems installations. Engineer applies basic engineering design and/or… more
    L3Harris (10/02/25)
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  • Infrastructure Engineer - TS…

    Insight Global (Richardson, TX)
    …strong Red Hat Linux System Administration background in an Agile Software Environment and ACTIVE Top Secret / SCI CI Poly clearance to join our team . This ... Global's Workforce Privacy Policy: https://insightglobal.com/workforce-privacy-policy/. Skills and Requirements Active TS / SCI clearance with CI Poly - Active… more
    Insight Global (11/14/25)
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  • Lead, Systems Engineering (SIGINT/COMINT)

    L3Harris (Greenville, TX)
    …+ Active SECRET clearance required at the time of hire with the ability to obtain a Top Secret with SCI . + Must be able to successfully pass an FAA Class ... in the interest of national security. Job Title: Lead, Systems Engineer (SIGINT/COMINT) Job Code: 30387 Job...be a US Citizen. Preferred Additional Skills: + Active TS / SCI clearance. + Cybersecurity Certification such as… more
    L3Harris (10/26/25)
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  • TS / SCI Software Engineer

    Insight Global (San Antonio, TX)
    …analytics, novel algorithm development, manipulation of extremely large data sets, real-time systems , and business management information systems ) based upon ... Workforce Privacy Policy: https://insightglobal.com/workforce-privacy-policy/ . Skills and Requirements Active TS / SCI Level Clearance Must have a minimum 5… more
    Insight Global (09/09/25)
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  • Critical Facility Technician 4 - TS…

    M. C. Dean (San Antonio, TX)
    …must meet eligibility requirements, including US Citizenship, for access to classified information ; **Active Top - Secret / SCI with Polygraph required.** ... life safety, automation and controls, audio visual, and IT systems . MC Dean is headquartered in Tysons, Virginia, and...eligibility requirements, including US Citizenship, for access to classified information ; **Active Top - Secret / SCI … more
    M. C. Dean (08/27/25)
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  • F5 Security Engineer - Active TS…

    ENS Solutions (San Antonio, TX)
    …to achieve common goals Requirements + Bachelor's degree in computer science, information systems , telecommunications, or an engineering focused field + Must ... as well as upgrading, monitoring, testing and servicing the systems as needed + Demonstrates knowledge of a broad...have an Active TS / SCI and willing to obtain a CI...have an Active TS / SCI and willing to obtain a CI Poly +… more
    ENS Solutions (09/27/25)
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  • Facility Engineering Manager 1 - TS…

    M. C. Dean (San Antonio, TX)
    …must meet eligibility requirements, including US Citizenship, for access to classified information ; **Active TS / SCI with Polygraph Clearance** . ... must meet eligibility requirements, including US Citizenship, for access to classified information ; **Active TS / SCI with Polygraph Clearance** . **Desired… more
    M. C. Dean (10/11/25)
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  • Critical Facility Technician 2 - TS…

    M. C. Dean (San Antonio, TX)
    …must meet eligibility requirements, including US Citizenship, for access to classified information ; **Active TS / SCI with Polygraph Required** **Passport ... of experience with electrical, mechanical, and fire/life safety equipment. + Active TS / SCI with Polygraph Required **Desired / Advantageous Qualifications:** +… more
    M. C. Dean (08/30/25)
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  • Safety Professional Lead - TS / SCI…

    M. C. Dean (San Antonio, TX)
    …meet eligibility requirements, including US Citizenship, for access to classified information ; **Active TS / SCI with Polygraph Clearance.** Responsibilities ... may meet eligibility requirements, including US Citizenship, for access to classified information ; **Active TS / SCI with Polygraph Clearance.** + Experience… more
    M. C. Dean (09/23/25)
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