• Senior. Platform Engineer - Linux

    RTX Corporation (Aurora, CO)
    …as only US citizens are eligible for a security clearance​ **Security Clearance:** TS / SCI with Polygraph At Raytheon, the foundation of everything we do ... Raytheon Technologies (RTX) is seeking a talented **Senior Platform Linux - (Front End Processor (FEP) Engineer )**...equipment in a secure environment + Active and current TS / SCI / CI Poly security clearance is… more
    RTX Corporation (12/02/25)
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  • Senior. Platform Engineer - Linux

    RTX Corporation (Aurora, CO)
    …as only US citizens are eligible for a security clearance​ **Security Clearance:** TS / SCI with Polygraph At Raytheon, the foundation of everything we do ... world. Raytheon Technologies (RTX) is seeking a **Senior Platform Engineer / Linux ** with well-rounded Linux...Python, Java, Ruby, Bash, C++, C#, Go) + Current TS / SCI CI Poly issued security clearance is… more
    RTX Corporation (11/19/25)
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  • Staff Engineer Systems - X-Lab Chief…

    Northrop Grumman (Colorado Springs, CO)
    RELOCATION ASSISTANCE: No relocation assistance available CLEARANCE TYPE: Top Secret TRAVEL: Yes, 25% of the Time **Description** At Northrop Grumman, our ... Defense Systems presents an excellent opportunity for a Staff Engineer Systems - X-Lab Chief Scientist to join our...+ Applicants must possess a current, active in-scope DoD-issued ** Top ** ** Secret ** security clearance at the time… more
    Northrop Grumman (10/07/25)
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  • Software Engineer TS / SCI

    CACI International (Denver, CO)
    Software Engineer TS / SCI Job Category: Engineering Time Type: Full time Minimum Clearance Required to Start: TS / SCI with Polygraph Employee Type: ... + Your daily work will involve developing and maintaining Linux -based applications using Java and Python. + You'll design...development experience **Qualifications:** **Required:** + Clearance: Must have a TS / SCI clearance, a TS / SCI more
    CACI International (12/09/25)
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  • RF Engineer - TS / SCI

    Lockheed Martin (Littleton, CO)
    …security clearance, you must be a US Citizen for consideration\. **Clearance Level:** TS / SCI w/Poly **Other Important Information You Should Know** ... method of moments code * Basic working understanding of Linux for code execution and script development, including bash...and presenting data in a probabilistic manner * Active TS / SCI **Desired Skills:** * Background utilizing COTS… more
    Lockheed Martin (11/22/25)
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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 (12/27/25)
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  • Sr. Software Engineer TS

    Leidos (Aurora, CO)
    **Description** Leidos has an exciting opportunity for a Sr. Software Engineer ! *Must have an active TS / SCI Polygraph up front. No exceptions.* You will ... 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 (12/10/25)
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  • Full-stack Software Engineer Level 3 or 4

    Northrop Grumman (Aurora, CO)
    …**Requires an** **active** **DoD Top - Secret ( TS ) clearance with Sensitive Compartmented Information ( SCI ) eligibility, at time of ... RELOCATION ASSISTANCE: Relocation assistance may be available CLEARANCE TYPE: Top Secret TRAVEL: Yes, 10% of the...job** : **This requisition is sourcing a Full-Stack Software Engineer with a focus on the Front-end.** A good… more
    Northrop Grumman (12/12/25)
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  • Software Engineer Level 5

    Northrop Grumman (Aurora, CO)
    …lieu of degree. + **Requires an active Top - Secret clearance with Sensitive Compartmented Information ( SCI ) eligibility at time of application** ... history. Northrop Grumman's Space Sector is seeking a Software Engineer - Level 5 to join our team in...strong background in JAVA development, and hold an active Top Secret / SCI security clearance. You… more
    Northrop Grumman (11/12/25)
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  • Software Engineer - Embedded & Cloud…

    Lockheed Martin (Colorado Springs, CO)
    …Littleton, CO, Colorado Springs, CO or King of Prussia, PA\. Clearance Required: Active Top Secret \( TS / SCI preferred\) **Basic Qualifications:** * US ... ability to obtain and maintain a Top Secret / SCI clearance \(Active TS or...must be a US Citizen for consideration\. **Clearance Level:** TS / SCI **Other Important Information You… more
    Lockheed Martin (12/14/25)
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