• Software Engineer TS / SCI

    Leidos (Aurora, CO)
    …activities as a member of an agile development team. You must have an active/current TS / SCI Polygraph up front (this is firm). The development here includes: + ... has a new and exciting opportunity for a **Software Engineer ** in our **National Security Sector's (NSS) Cyber &...**Security Clearance requirement:** + Candidates must possess an active ** TS / SCI with Polygraph** up frontto be considered… more
    Leidos (08/26/25)
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  • Electrical Engineer ( TS

    Fluor (Aurora, CO)
    …Community. **Job Description** Must have an active (or ability to obtain and maintain) TS / SCI with CI Polygraph Will work under general supervision to initiate, ... ensure quality through testing and validation activities. The Electrical Engineer shall perform, but not limited to: * Support...have an active (or ability to obtain and maintain) TS / SCI with CI Polygraph * US citizen… more
    Fluor (07/30/25)
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  • Senior Systems Engineer - TS

    RTX Corporation (Aurora, CO)
    …as only US citizens are eligible for a security clearance​ **Security Clearance:** TS / SCI without Polygraph At Raytheon, the foundation of everything we do ... We have an exciting opportunity for a **Senior Systems Engineer ** supporting one of the premier programs within the...experience on a government contract + Active and transferable TS / SCI US government issued security clearance is… more
    RTX Corporation (08/20/25)
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  • Mechanical Engineer ( TS

    Fluor (Aurora, CO)
    …**Job Description** Must have an active (or ability to obtain/maintain) a TS / SCI with polygraph clearance Provides facilities mechanical engineering analysis and ... have an Active (or ability to obtain & maintain) TS / SCI with Poly Clearance Required * Must...duties of the position. **Preferred Qualifications** * Registered Professional Engineer * Advanced knowledge of discipline codes and standards,… more
    Fluor (07/18/25)
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  • SailPoint Engineer - TS / SCI

    Optiv (Denver, CO)
    …approaches for producing high-quality work. **What we're looking for** + Currently holds a TS / SCI with a CI Polygraph required. + Full-scope poly preferred. + ... A Level II Engineer is an individual who can operate independently...process your information , which may include personal information and sensitive personal information ,… more
    Optiv (08/27/25)
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  • Automated Test Framework Software Engineer

    Leidos (Aurora, CO)
    …quarterly PI Planning sessions in MD. + **Clearance Required: Must have TS / SCI with Polygraph.** **Preferred Qualifications:** + Experience working with ... has a new and exciting opportunity for an **Automated Test Framework Software Engineer ** in our **National Security Sector's (NSS) Cyber & Analytics Business Area… more
    Leidos (09/27/25)
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  • Sr. Ping Engineer - TS / SCI

    Optiv (Denver, CO)
    …+ ClearShark services portfolio. **What we're looking for** + Currently holds a TS / SCI with a CI Polygraph. + Experience operating in classified environments. ... A Senior Engineer is an individual who operates independently without...process your information , which may include personal information and sensitive personal information ,… more
    Optiv (08/27/25)
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  • Quality Assurance/CSI Systems Engineer

    Leidos (Aurora, CO)
    …of maintenance and operations documentation. **Basic Qualifications:** + US Citizen with a TS / SCI with Polygraph + Bachelor's Degree with8+ years of applicable ... has an opening for a **Quality Assurance/Continuous Service Improvement (CSI) System Engineer ** to support a client's requirements in a challenging, dynamic setting… more
    Leidos (10/09/25)
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  • Software Engineer TS / SCI

    Leidos (Aurora, CO)
    **Description** Leidos has an exciting opportunity for a Software Engineer ! *Must have an active TS / SCI Polygraph up front. No exceptions.* You will perform ... as both an individual and a member of our top -notch agile development team building a large complex enterprise...and shared actions for developers and testers. You will engineer , author, tune and document automation scripts in a… more
    Leidos (09/27/25)
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  • Principal Software Engineer - 25k Sign On…

    Leidos (Aurora, CO)
    …from an accredited college or university. + **Clearance Required: Must have TS / SCI with Polygraph** **Preferred Qualifications:** + Java development experience + ... has a new and exciting opportunity for a Software Engineer in our **National Security Sector's (NSS) Cyber &...results. Leidos is currently looking to add a Software Engineer (SWE-3) to a growing task. Tasks will include… more
    Leidos (07/25/25)
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