• Cloud Operations Engineer , National…

    Amazon (Denver, CO)
    …selected be a US Citizen and must currently possess and maintain an active TS / SCI security clearance with polygraph. *While this role is posted in Herndon, ... AWS National Security we're looking for a Enterprise Account Engineer (EAE) to support our customers' creative and transformative...lead - Current, active US Government Security Clearance of TS / SCI with Polygraph Preferred Qualifications - 7+… more
    Amazon (11/15/25)
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  • Senior Delivery Consultant, WWPS ProServe

    Amazon (Denver, CO)
    …the candidate selected be a US Citizen and must currently possess an active Top Secret security clearance. The position further requires that, after start, the ... selected candidate obtain and maintain an active TS / SCI security clearance with polygraph and satisfy other security related requirements. Key job… more
    Amazon (10/10/25)
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  • Ground Systems Engineer

    SAIC (Aurora, CO)
    …customer facility. Work will be performed in the **Aurora, CO** area. An active Active TS / SCI clearance with current polygraph is required to start and must be ... **Description** SAIC is seeking a **Ground Systems Engineer ** to work on complex projects crucial to...**Required:** | Must be a US Citizen. | Active TS / SCI clearance with current polygraph is required… more
    SAIC (11/18/25)
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  • Cyber Software Engineer - Early Career

    Lockheed Martin (Denver, CO)
    …security clearance, you must be a US Citizen for consideration\. **Clearance Level:** TS / SCI **Other Important Information You Should Know** **Expression of ... one or more operating systems: _Linux, Unix, macOS, Windows, Android, iOS_ **Active TS clearance with SCI eligibility required prior to start\.** **Desired… more
    Lockheed Martin (11/09/25)
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  • Cable Plant Engineer

    CACI International (Denver, CO)
    Cable Plant Engineer Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS / SCI with Polygraph Employee Type: ... managers, and field technicians to gather and interpret technical information + Ensure compliance with industry and customer standards,...experience + 5+ years of related work experience + TS / SCI with Poly required + Proficiency in… more
    CACI International (10/25/25)
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  • Software Developer / Engineer

    CACI International (Aurora, CO)
    … Job Category: Engineering Time Type: Full time Minimum Clearance Required to Start: TS / SCI Employee Type: Regular Percentage of Travel Required: None Type of ... native microservices and a user interface (UI) for a data -rich application with complex user workflows. As a part...Sterling, VA or Aurora, CO * Clearance: Must have TS / SCI with poly (or be willing to… more
    CACI International (10/21/25)
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  • 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...support - Current, active US Government Security Clearance of TS / SCI with Polygraph Preferred Qualifications - Experience… more
    Amazon (10/16/25)
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  • Software Engineer

    CACI International (Denver, CO)
    …Job Category: Engineering Time Type: Full time Minimum Clearance Required to Start: TS / SCI with Polygraph Employee Type: Regular Percentage of Travel Required: ... that enables space operators to analyze large amounts of data in a timely manner to facilitate decision making....**Qualifications:** _Required:_ * Java development using Spring * Active TS / SCI with CI Polygraph * 5 years… more
    CACI International (10/16/25)
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  • Senior Platform Engineer (OnSite)

    RTX Corporation (Aurora, CO)
    …as only US citizens are eligible for a security clearance​ **Security Clearance:** TS / SCI without Polygraph At Raytheon, the foundation of everything we do ... a safer, more secure world. As a **Senior Platform Engineer ** , you will herald a transformative era in...C#, Go) + Experience with RedHat Linux + Current TS / SCI issued security clearance is required day… more
    RTX Corporation (10/15/25)
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  • Senior Software Infrastructure Engineer…

    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 ... **Qualifications You Must Have** + Active and transferable US government issued ** TS / SCI with Polygraph** security clearance is required prior to start… more
    RTX Corporation (10/13/25)
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