• Senior Engineer - Advanced Test…

    BAE Systems (Westminster, CO)
    **Job Description** The Electrical Solutions team is seeking a Senior Software Engineer to work with technical teams using primarily Python and Ruby, to design, ... to maintain the applicable clearance/access. **Preferred Education, Experience, & Skills** + TS / SCI or current SSBI. + Proficiency in web frameworks, components,… more
    BAE Systems (11/25/25)
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  • Principal Software Systems Integration…

    Northrop Grumman (Colorado Springs, CO)
    RELOCATION ASSISTANCE: No relocation assistance available CLEARANCE TYPE: Top Secret TRAVEL: Yes, 10% of the Time **Description** At Northrop Grumman, our ... history. Northrop Grumman Space Systems is seeking a **Principal Software Systems Integration and Test Engineer ** to...field from an accredited University or College + Active Top - Secret clearance at the time of application,… more
    Northrop Grumman (12/19/25)
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  • Software Engineer Level 3 or 4

    Northrop Grumman (Aurora, CO)
    …lieu of degree. + **Requires an active Top - Secret clearance with Sensitive Compartmented Information ( SCI ) eligibility at time of application** ... RELOCATION ASSISTANCE: Relocation assistance may be available CLEARANCE TYPE: Top Secret TRAVEL: Yes, 10% of the...Northrop Grumman Space Systems (NGSP) seeks to fill a Software Engineering (Level 3 or 4) supporting the Integrated… more
    Northrop Grumman (11/13/25)
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  • Software Engineer II (Onsite)

    RTX Corporation (Aurora, CO)
    …clearance is required prior to start date. An active and transferable US government issued Top Secret security clearance that can be crossed over to a TS ... required, as only US citizens are eligible for a security clearance​ **Security Clearance:** TS / SCI - Current At Raytheon, the foundation of everything we do is… more
    RTX Corporation (12/24/25)
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  • Principal Software Engineer

    Sierra Nevada Company, LLC (Lone Tree, CO)
    …making an impact on a software engineering team + Active Top Secret US Security Clearance w/ SCI eligibility is required **Qualifications We Prefer:** + ... and more (https://www.sncorp.com/careers/total-rewards/) . **IMPORTANT NOTICE:** This position requires current/active Top Secret with SCI eligibility US… more
    Sierra Nevada Company, LLC (11/07/25)
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  • Software Engineer Staff, Level 4

    Lockheed Martin (Colorado Springs, CO)
    …security clearance, you must be a US Citizen for consideration\. **Clearance Level:** TS / SCI **Other Important Information You Should Know** **Expression of ... Citizen; Must be able to obtain and maintain a Top Secret security clearance\. This position is...management skills that enable on\-time project delivery * Active TS / SCI security clearance **Security Clearance Statement:** This… more
    Lockheed Martin (11/23/25)
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  • Software Engineer Staff, Level 4

    Lockheed Martin (Colorado Springs, CO)
    …security clearance, you must be a US Citizen for consideration\. **Clearance Level:** TS / SCI **Other Important Information You Should Know** **Expression of ... satisfy multiple, evolving priorities Our team leverages industry standard open\-source software solutions such as GitLab, Kubernetes, Docker, and Rancher\. Our… more
    Lockheed Martin (12/10/25)
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  • Software Engineer Sr

    Lockheed Martin (Littleton, CO)
    …security clearance, you must be a US Citizen for consideration\. **Clearance Level:** Top Secret **Other Important Information You Should Know** **Expression ... methodologies and/or understanding of Agile development concepts Ability to obtain TS / SCI Clearance Work shift work \#LMSpaceSoftwareEng **Security Clearance… more
    Lockheed Martin (12/05/25)
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  • Cyber Software Engineer

    Lockheed Martin (Denver, CO)
    …security clearance, you must be a US Citizen for consideration\. **Clearance Level:** TS / SCI w/Poly **Other Important Information You Should Know** ... Linux, Unix, Mac, Windows, Android, iOS\. * Hands\-on experience developing software using Configuration Management Tools \(e\.g\., Git, SVN, TFS\)\. * Experience… more
    Lockheed Martin (12/14/25)
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  • Software Test Engineer Senior

    Lockheed Martin (Aurora, CO)
    …ensuring security and prosperity\. **THE WORK** Lockheed Martin is seeking a talented SW Test Engineer with a TS / SCI w/ Poly clearanceto work from our ... security clearance, you must be a US Citizen for consideration\. **Clearance Level:** TS / SCI w/Poly **Other Important Information You Should Know**… more
    Lockheed Martin (12/26/25)
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