• Sr. Software Engineer TS/SCI…

    Leidos (Aurora, CO)
    …Leidos has an exciting opportunity for a Sr. Software Engineer! *Must have an active TS/SCI Polygraph up front. No exceptions.* You will perform software ... trade-off analysis, interface control, and testing and continuous integration. Experience in software development on Agile teams using Agile Developer practices… more
    Leidos (09/10/25)
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  • Expert CNO Developer

    ManTech (Aurora, CO)
    …Atlassian tools (JIRA, Confluence, Crucible) **Clearance Requirements:** + Must have a current/ active TS/SCI w/ Polygraph security clearance and be willing and ... **MANTECH** seeks a skilled and innovative **Expert CNO Developer ** to join our team in **Aurora, CO.**...limited to:** + Designing and developing new hardware- or software -based Computer Network Operations (CNO) capabilities + Managing the… more
    ManTech (10/24/25)
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  • Lead CNO Developer

    ManTech (Aurora, CO)
    …Atlassian tools (JIRA, Confluence, Crucible **Clearance Requirements:** + Must have a current/ active TS/SCI w/ Polygraph security clearance and be willing and ... **MANTECH** seeks a skilled and innovative **Lead CNO Developer ** to join our team in **Aurora, CO.**...limited to:** + Designing and developing new hardware- or software -based Computer Network + Operations (CNO) capabilities + Managing… more
    ManTech (10/24/25)
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  • Associate CNO Developer

    ManTech (Aurora, CO)
    …Atlassian tools (JIRA, Confluence, Crucible) **Clearance Requirements:** + Must have a current/ active TS/SCI w/ Polygraph security clearance and be willing and ... **MANTECH** seeks a skilled and innovative **Associate CNO Developer ** to join our team in **Aurora, CO.**...limited to:** + Designing and developing new hardware- or software -based Computer Network Operations (CNO) capabilities + Managing the… more
    ManTech (10/18/25)
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  • Senior. Platform Developer Onsite

    RTX Corporation (Aurora, CO)
    …Type:** Onsite **U.S. Citizen, US Person, or Immigration Status Requirements:** Active and transferable US government issued security clearance is required prior ... eligible for a security clearance​ **Security Clearance:** TS/SCI with Polygraph At Raytheon, the foundation of everything we do...a safer, more secure world. As a **Senior Platform Developer ** , you will herald a transformative era in… more
    RTX Corporation (10/22/25)
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  • Senior DevOps Developer

    ManTech (Denver, CO)
    …Certified ServiceNow Administrator (CSA) **Clearance Requirements:** + Must have a current/ active **TS/SCI with Polygraph ** **Physical Requirements:** + The ... MANTECH seeks a motivated, career and customer-oriented **Senior DevOps Developer ** to join our team in **Denver, CO** ....Qualifications:** + Bachelor's degree or 4+ additional years of software development experience in lieu of a degree +… more
    ManTech (10/18/25)
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  • Software /DevOps Engineer 3/4…

    Northrop Grumman (Aurora, CO)
    …of our mission! We are looking for experienced Principal or Sr. Principal Software engineers to augment our team. Successful candidates will be experienced with ... efficiently in an environment of continuous feedback. Ensures implementation of Software Configuration Management (SCM), code quality, and code coverage with… more
    Northrop Grumman (11/12/25)
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  • Java Software Engineer

    CACI International (Aurora, CO)
    …a STEM field + 5+ years of relevant software development experience + Active TS/SCI clearance with Polygraph + Proficiency in AWS infrastructure services + ... ongoing basis. **The Opportunity:** CACI is seeking a talented Software Developer with automated testing expertise to...in software development and automated testing! **An active TS/SCI clearance with Polygraph is required… more
    CACI International (10/03/25)
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  • Software Engineer TS/SCI Poly

    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 ... in a fast-moving environment. **Security Clearance requirement:** + Candidates must possess an active **TS/SCI with Polygraph ** to be considered for this role.… more
    Leidos (09/15/25)
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  • Software Engineer TS/SCI Poly

    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: ... in a fast-moving environment. **Security Clearance requirement:** + Candidates must possess an active **TS/SCI with Polygraph ** up frontto be considered for this… more
    Leidos (08/26/25)
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