• Systems Development Engineer II, ADC…

    Amazon (Denver, CO)
    …(networking, storage, operating systems ) - Currently hold an active TS /SCI security clearance with polygraph Preferred Qualifications - Experience working ... Web Service is building some of the largest distributed systems in the world, and offering them to our...candidate selected must currently possess and maintain an active TS /SCI security clearance with polygraph. The position… more
    Amazon (07/13/25)
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  • Systems Development Engineer,…

    Amazon (Denver, CO)
    …requires that the candidate selected must currently possess and maintain an active TS /SCI security clearance with polygraph. The position further requires the ... CSSLP (Certified Secure Software Lifecycle Professional) - Current, active US Government Security Clearance of TS /SCI with Polygraph Preferred Qualifications -… more
    Amazon (06/13/25)
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  • Information Technology/Assurance Specialist…

    P 11 Security, Inc. (Colorado Springs, CO)
    …or Information Assurance Manager I within 6 months of the date of hire. Security Clearance: + Current Top Secret Clearance with SCI Eligibility + ... + Identify any and all vulnerabilities and implement countermeasures + Ensure information systems and network appliances are operated, maintained, and disposed… more
    P 11 Security, Inc. (07/16/25)
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  • Research Scientist Sr- RF Systems /Data…

    Lockheed Martin (Boulder, CO)
    …\- Experience with radar systems and algorithms \- Ability to obtain a TS /SCI security clearance **Desired Skills:** \- Proficiency in C\+\+ &/or Python \- ... is looking for a Research Scientist Staff with RF Systems Engineering background to support ongoing programs and internal...must be a US Citizen for consideration\. **Clearance Level:** TS /SCI **Other Important Information You Should Know**… more
    Lockheed Martin (07/12/25)
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  • Principal Systems Engineer (Onsite)

    RTX Corporation (Aurora, CO)
    …date.​ US citizenship is required, as only US citizens are eligible for a security clearance​ ** Security Clearance:** TS /SCI with Polygraph At Raytheon, the ... safer, more secure world. Raytheon is seeking a Principal Systems Engineer, providing enterprise-wide systems engineering and...reviews and assessment experience. + **An active and transferable TS /SCI CI Poly US government issued security more
    RTX Corporation (07/09/25)
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  • Principal Systems Engineer - C2 Product…

    RTX Corporation (Aurora, CO)
    …date.​ US citizenship is required, as only US citizens are eligible for a security clearance​ ** Security Clearance:** TS /SCI without Polygraph We have an ... modernizing delivery approaches in complex, compliance-heavy environments-balancing agility with security , availability, and mission assurance. + A systems more
    RTX Corporation (07/22/25)
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  • Information Technology/Assurance Spec I

    Global Resource Solutions (Colorado Springs, CO)
    Information Assurance Technician Level 2 within 6 months of the date of hire. Security Requirements: + Current Top Secret Clearance with SCI Eligibility + ... for computer system(s) assigned + Maintain file servers, Firewalls, network access, Security Monitoring Systems and system documentation as required + Analyze… more
    Global Resource Solutions (06/08/25)
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  • Security Administrator 3

    M. C. Dean (Aurora, CO)
    …Candidate Requirements** + High School Diploma with 8+ years of experience + Active TS /SCI with polygraph Security Clearance + Minimum of 8 years of professional ... engineer and deploy automated, secure and resilient power and technology systems ; and deliver the management platforms essential for long-term system sustainability.… more
    M. C. Dean (07/15/25)
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  • Systems Engineer - Signal Processing

    RTX Corporation (Aurora, CO)
    …date.​ US citizenship is required, as only US citizens are eligible for a security clearance​ ** Security Clearance:** TS /SCI without Polygraph We have an ... exciting opportunity for a ** Systems Engineer - Signal Processing** to support one of...to travel as required (~10%) + Active and transferrable TS /SCI US government issued clearance is required prior to… more
    RTX Corporation (07/02/25)
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  • Cyber Security Engineer

    Lockheed Martin (Boulder, CO)
    …Checker \(SCC\), DISA STIGs 4\. Experience with Secure Configuration/Hardening of DoD Information Systems 5\. Experience with Intel Driven Threat Modeling, ... Are you ready to further your career in Cyber Security by working for one of the top...must be a US Citizen for consideration\. **Clearance Level:** TS /SCI **Other Important Information You Should Know**… more
    Lockheed Martin (07/12/25)
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