• Senior Systems Engineer (Onsite)

    RTX Corporation (Schriever AFB, CO)
    …is required, as only US citizens are eligible for a security clearance​ ** Security Clearance:** TS / SCI with CI Poly - Current At Raytheon, the ... Problems and issues faced can fluctuate and require detailed information gathering, analysis and investigation to understand the problem...assessment experience. + **An active and transferable TS / SCI CI Poly US government issued security more
    RTX Corporation (12/17/25)
    - Related Jobs
  • Principal Systems Engineer (MBSE) (Onsite))

    RTX Corporation (Aurora, CO)
    …is required, as only US citizens are eligible for a security clearance​ ** Security Clearance:** TS / SCI with CI Poly - Current At Raytheon, the ... Engineering practices and toolchains to enhance design, integration, and test workflows. + Experience with high level programming languages...and Contractor). + **An active and transferable TS / SCI CI Poly US government issued security more
    RTX Corporation (12/03/25)
    - Related Jobs
  • Principal System Safety Engineer

    RTX Corporation (Aurora, CO)
    …Engineering, Electrical Engineering or equivalent Safety Engineering. + Active US government issued TS / SCI security clearance is required. US citizenship is ... citizens are eligible for a security clearance​ ** Security Clearance:** TS / SCI - Current...of the Department of Defense, handles and adjudicates the security clearance process. More information about … more
    RTX Corporation (10/31/25)
    - Related Jobs
  • COMSEC Network Designer Lead

    CACI International (Denver, CO)
    …overseeing the communications security program, ensuring the protection of sensitive information transmitted network connected and point to point ... related work experience + DOD 8570 IAT2 level certification ( Security +) + Security Clearance: active TS / SCI , eligibility to take and pass a polygraph.… more
    CACI International (10/25/25)
    - Related Jobs
  • Full-time - Software Engineer I - Onsite (CO)

    RTX Corporation (Aurora, CO)
    …software using Java + The ability to obtain and maintain a US government issued TS / SCI security clearance is required. US citizenship is required, as only ... citizens are eligible for a security clearance​ ** Security Clearance:** TS / SCI without Polygraph...of the Department of Defense, handles and adjudicates the security clearance process. More information about … more
    RTX Corporation (12/12/25)
    - Related Jobs
  • Principal Signals Software Engineer (Onsite)

    RTX Corporation (Aurora, CO)
    …is required, as only US citizens are eligible for a security clearance​ ** Security Clearance:** TS / SCI with Poly - Current At Raytheon, the foundation ... You Must Have** + Active and transferable ** TS / SCI with Polygraph** US government issued security ...of the Department of Defense, handles and adjudicates the security clearance process. More information about … more
    RTX Corporation (10/13/25)
    - Related Jobs
  • Systems Engineer Staff (Clearance Required)

    Lockheed Martin (Littleton, CO)
    … clearance, you must be a US Citizen for consideration\. **Clearance Level:** TS / SCI w/Poly **Other Important Information You Should Know** **Expression ... As a member of the System Engineering, Integration, and Test team, you'll be a key member in the...and tools \(i\.e\. CAMEO, etc\.\) * Active or Current TS / SCI clearance with Poly; US Citizenship Required… more
    Lockheed Martin (11/22/25)
    - Related Jobs
  • Software Engineer Integration Team

    CACI International (Aurora, CO)
    …Team Job Category: Engineering Time Type: Full time Minimum Clearance Required to Start: TS / SCI Employee Type: Regular Percentage of Travel Required: Up to 10% ... the thread, as well as software to integrate and test the system. This includes developing and maintaining system...Git / Bitbucket, Confluence / Jira, Gitlab, etc. Active TS / SCI clearance Desired: Working in Agile and… more
    CACI International (12/17/25)
    - Related Jobs
  • Capability Integration and Delivery (CID) Team…

    DCCA (Boulder, CO)
    …Capability Integration and Delivery (CID) Team Product Owner Candidate must have an active TS / SCI For over 40 years, DCCA has provided a broad range of ... have 10 years relevant industry experience in software development and possess a current TS Clearance with SCI Eligibility. The ideal candidate will have some or… more
    DCCA (12/02/25)
    - Related Jobs
  • Senior Data Architect Staff, Level 5 - Clearance…

    Lockheed Martin (Boulder, CO)
    … clearance, you must be a US Citizen for consideration\. **Clearance Level:** TS / SCI **Other Important Information You Should Know** **Expression of ... is more than a destination-it's a domain where technology, security , and humanity intersect\. At Lockheed Martin Space we...collaborating with distributed teams and external partners * Active TS / SCI clearance \(or ability to obtain\) **Desired… more
    Lockheed Martin (12/11/25)
    - Related Jobs