• Systems Engineer II - Infrastructure…

    RTX Corporation (Richardson, TX)
    …required, as only US citizens are eligible for a security clearance​ **Security Clearance:** TS / SCI with CI Poly - Current At Raytheon, the foundation of ... that create a safer, more secure world. We are seeking an Infrastructure Service Engineer to join our SETC Systems Engineering and Test Capabilities (SETC) team in… more
    RTX Corporation (11/11/25)
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  • Information Security Engineer

    Lumen (Austin, TX)
    …complex technical projects, effectively driving them to successful completion. + Active TS / SCI clearance with poly **Well-experienced candidates may also have ... trust and transparency. People power progress. We're looking for top -tier talent and offer the flexibility you need to...Role** Black Lotus Labs is seeking a Principal Security Engineer on the Research & Analysis team. This team… more
    Lumen (11/05/25)
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  • Systems Engineer III

    Applied Research Solutions (San Antonio, TX)
    …the probabilities/consequences and creating risk matrices. **Preferred Qualifications:** + Active TS / SCI clearance is preferred; + Master's Degree in Computer ... **Description** Applied Research Solutions is seeking a full-time Systems Engineer III located at Lackland AFB, Texas. **Why Work with us ?** Applied Research… more
    Applied Research Solutions (10/25/25)
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  • System Engineer

    ManTech (San Antonio, TX)
    …do various interrogations (ping, DNS) **Clearance Requirement:** + Must have a current/active TS / SCI with Poly **Physical Requirements:** + Must be able to ... **ManTech** seeks an experienced and passionate, career and customer-oriented **System Engineer ** to join our team located in the San Antonio, TX area.… more
    ManTech (09/30/25)
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  • Principal Software Engineer (Onsite)

    RTX Corporation (Richardson, TX)
    …as only US citizens are eligible for a security clearance **Security Clearance:** TS / SCI - Current Raytheon Company Managed by Collins Aerospace Collins ... market. Collins Aerospace is seeking a highly motivated and talented Principal Software Engineer with a strong interest in the design, development and maintenance of… more
    RTX Corporation (09/21/25)
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  • Platform Engineer (Hybrid)

    Huntington Ingalls Industries (San Antonio, TX)
    …is essential to adapt to schedule changes as needed. Preferred Requirements + A TS / SCI level security clearance preferred. + Prior experience or familiarity with ... Enlighten, honored as a Top Workplace from USA Today, is a leader...Job Description Enlighten is looking for a Cloud Platform Engineer with experience in Cloud technology (AWS), Python programming… more
    Huntington Ingalls Industries (09/01/25)
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  • Platform Engineer (Hybrid)

    Huntington Ingalls Industries (San Antonio, TX)
    …Ability to travel when needed, up to about 10%. Preferred Requirements + A TS / SCI level security clearance preferred. + DoD 8140 / 8570 compliance certifications ... Enlighten, honored as a Top Workplace from USA Today, is a leader...Job Description Enlighten is looking for a Cloud Platform Engineer with experience in Cloud technology (AWS), Python programming… more
    Huntington Ingalls Industries (08/23/25)
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  • Delivery Consultant , WWPS ProServe

    Amazon (Dallas, TX)
    …the candidate selected be a US Citizen and must currently possess an active Top Secret security clearance. The position further requires that, after start, the ... selected candidate obtain and maintain an active TS / SCI security clearance with polygraph and satisfy...cloud - Current, active US Government Security Clearance of Secret or above Preferred Qualifications - AWS experience preferred,… more
    Amazon (10/10/25)
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  • Specialist, Systems Engineering

    L3Harris (Greenville, TX)
    …DOD Secret Security Clearance, with the ability to obtain and maintain a DOD Top Secret ( TS / SCI ) Security Clearance is required. Preferred Additional ... Job Location: Greenville, TX Schedule: 9/80 Job Description: Mid-level Systems Engineer possessing engineering experience to follow system level engineering guidance… more
    L3Harris (11/08/25)
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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: ... interest of national security. Job Title: Sr. Specialist, Systems Engineer Job Code: 30508 Job Location: Greenville, TX (On-Site)...+ Active Top Secret with SCI . +… more
    L3Harris (10/30/25)
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