• Sr. Software Engineer TS/SCI Polygraph

    Leidos (Aurora, CO)
    …opportunity for a Sr. Software Engineer! *Must have an active TS/SCI Polygraph up front. No exceptions.* You will perform software development lifecycle (SDLC) ... automation commercial tools. There are a range of opportunities for server-side business logic implementation as well as client web application and user interface… more
    Leidos (06/12/25)
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  • Software Developer

    TEKsystems (Aurora, CO)
    …is required Description Our government customer is looking for a mid-level Software Developer and a Expert Software Developer to join their team Mid-Level ... in lieu of a degree. * Experience as a front-end, back-end, or full-stack developer * Experience developing on teams using Agile methodology, process, and tools *… more
    TEKsystems (08/08/25)
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  • Software Developer / Engineer

    CACI International (Aurora, CO)
    Software Developer / Engineer Job Category: Engineering Time Type: Full time Minimum Clearance Required to Start: TS/SCI Employee Type: Regular Percentage of Travel ... Anticipated Posting End: 7/22/2026 CACI is seeking a Software Developer to join a multidisciplined team to work on...work on delivering the next generation of mission management systems using cutting edge cloud native technologies following an… more
    CACI International (07/22/25)
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  • Principal Database Developer (Onsite)

    RTX Corporation (Aurora, CO)
    …citizens are eligible for a security clearance​ **Security Clearance:** TS/SCI without Polygraph **This position is eligible for a Sign-On Bonus** At Raytheon, the ... a safer, more secure world. We are seeking a **Principal Database Developer ** with PostgreSQL experience to lead the development, optimization, and management of… more
    RTX Corporation (07/10/25)
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  • Full Stack Systems Engineer IT / TS/SCI…

    Lockheed Martin (Littleton, CO)
    …enterprise applications such as Gitlab, Atlassian Jira & Confluence, and other developer tools in multiple environments * Automating setup and updates for enterprise ... \(SOI\) documentation **Basic Qualifications:** * TS/SCI Security Clearance with CI Polygraph Required * US Citizenship required at this facility * Ability… more
    Lockheed Martin (07/12/25)
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  • Software Engineer Supporting AI / ML

    CACI International (Denver, CO)
    …degree or equivalent experience * Top Secret or Top-Secret SCI clearance and a polygraph preferred but not required * Willingness to gain a Top Secret or TS-SCI ... clearance with polygraph * 5+ years of experience in software development...and mathematical solutions to problems **_Desired:_** * AWS Certified Developer - Associate * Understanding of AI/ML concepts *… more
    CACI International (07/02/25)
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  • Ground Program Software Engineer 3/4 (Command…

    Northrop Grumman (Aurora, CO)
    …Northrop Grumman, our employees have incredible opportunities to work on revolutionary systems that impact people's lives around the world today, and for generations ... history, they're making history. **PGS** The Payload and Ground Systems organization within the Northrop Grumman Space Systems...prior to start** + Ability to pass a Counterintelligence Polygraph (CI-Poly) (not required to start) + At least… more
    Northrop Grumman (07/16/25)
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  • Software Engineer TS/SCI Poly

    Leidos (Aurora, CO)
    …for a **Software Engineer** in our **National Security Sector's (NSS) Cyber & Analytics Business Area (CABA)** . Our talented team is at the forefront in Security ... agile development team. You must have an active/current TS/SCI Polygraph up front (this is firm). The development here...tools (there are a range of opportunities for server-side business logic implementation as well as client web application… more
    Leidos (05/28/25)
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  • Software/DevOps Engineer 3/4 (Active TS/SCI & CI…

    Northrop Grumman (Aurora, CO)
    …Northrop Grumman, our employees have incredible opportunities to work on revolutionary systems that impact people's lives around the world today, and for generations ... are not only part of history, they're making history. The Payload and Ground Systems , a division within Northrop Grumman's Space Systems Sector is known for… more
    Northrop Grumman (05/14/25)
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  • Software Engineer TS/SCI Poly

    Leidos (Aurora, CO)
    …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 the full range of ... tools. There are a range of opportunities for server-side business logic implementation as well as client web application...XSLT + Experience developing on Windows, and/or Linux operating systems + Must have a strong understanding of sound… more
    Leidos (06/17/25)
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