• ADC Engineer I, Amazon Dedicated Cloud…

    Amazon (Denver, CO)
    …requires that the candidate selected must currently possess and maintain an active TS / SCI security clearance with polygraph. The position further requires the ... Do you have a deep passion and desire to engineer and operate the world's largest cloud computing infrastructure...issues - Current, active US Government Security Clearance of TS / SCI with Polygraph Preferred Qualifications - Experience… more
    Amazon (10/16/25)
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  • Senior Platform Engineer (OnSite)

    RTX Corporation (Aurora, CO)
    …languages (Eg Python, Java, Ruby, Bash, C++, C#, Go) + Experience with RedHat Linux + Current TS / SCI issued security clearance is required day ... citizens are eligible for a security clearance​ **Security Clearance:** TS / SCI without Polygraph At Raytheon, the foundation...a safer, more secure world. As a **Senior Platform Engineer ** , you will herald a transformative era in… more
    RTX Corporation (10/15/25)
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  • Principal Java Software Engineer (Onsite)

    RTX Corporation (Aurora, CO)
    …required, as only US citizens are eligible for a security clearance​ **Security Clearance:** TS / SCI with Poly - Current At Raytheon, the foundation of everything ... will design, develop, and test Java code in a Linux , Agile, DevOps environment. We are at the forefront...innovation. **Qualifications You Must Have** + Active and transferable ** TS / SCI with Polygraph** US government issued security… more
    RTX Corporation (10/13/25)
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  • Cleared Software Engineer Intern - Summer

    CACI International (Denver, CO)
    …Job Category: Intern/Co-op Time Type: Part time Minimum Clearance Required to Start: TS / SCI with Polygraph Employee Type: Part-Time On-Call Percentage of Travel ... + Must be able to obtain and maintain applicable TS / SCI with Poly. + Must currently be...Strong verbal and written communication skills. + Experience with Linux environment and Linux shell scripting. _Desired:_… more
    CACI International (10/08/25)
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  • X-LAB Software Engineer - Secret

    Lockheed Martin (Schriever AFB, CO)
    …* Experience in the use of software test and analysis tools **Desired Skills:** * Top Secret Clearance with SCI eligibility is a plus * Experience ... are seeking a detail\-oriented and highly motivated mid\-level software engineer to join our team to develop and test...must be a US Citizen for consideration\. **Clearance Level:** Secret **Other Important Information You Should Know**… more
    Lockheed Martin (11/14/25)
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  • DevOps Engineer (Level 3 OR 4)

    Northrop Grumman (Aurora, CO)
    …Principal OR Sr. Principal level. **Basic Qualifications:** + **Candidate must possess an active Top Secret / SCI clearance at the time application AND CI ... **Principal (Level 3) OR Sr. Principal (Level 4) DevOps Engineer ** to join our team based in **Aurora, Colorado**...on any tasks. + Contribute to the design of information and operational support systems. + Install, configure, test… more
    Northrop Grumman (11/13/25)
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  • Mid-Level Software Engineer

    Leidos (Aurora, CO)
    …Aurora, CO + St. Louis, MO + Tucson, AZ **Clearance Level Required:** **Must have a** ** Top Secret with SCI eligibility and able to obtain a Polygraph.** ... Advantage Solutions Business Area, is currently seeking a Mid-Level Software Engineer for the Chinook Program. The Chinook Program delivers secure, scalable,… more
    Leidos (10/05/25)
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  • Cloud Cyber Engineer

    CACI International (Denver, CO)
    Cloud Cyber Engineer Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS / SCI with Polygraph Employee Type: ... and security tradeoffs and other decisions. **Qualifications:** **_Required:_** + An active TS / SCI clearance with Poly + Bachelor's degree in information more
    CACI International (11/11/25)
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  • Principal Field Service Engineer /Sr.…

    Northrop Grumman (Aurora, CO)
    …Years of relevant experience with a completed PhD-STEM + **Must have an Active TS / SCI DoD security clearance at the time of application** , with ... RELOCATION ASSISTANCE: No relocation assistance available CLEARANCE TYPE: SCI TRAVEL: Yes, 10% of the Time **Description**...Space Systems is looking to add a **Principal Electronics Engineer - Field Service Engineer (FSE)/Sr. Principal… more
    Northrop Grumman (10/07/25)
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  • Systems Integration & Verification Engineer

    Lockheed Martin (Boulder, CO)
    …sites * DoD Secret security clearance and ability to obtain a TS / SCI security clearance **Desired Skills:** * Self\-driven, ability to work independently and ... develop your career as a Systems Integration and Test Engineer ? Do you want to be part of a...must be a US Citizen for consideration\. **Clearance Level:** TS / SCI **Other Important Information You… more
    Lockheed Martin (11/10/25)
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