• Information Assurance Engineer

    Leidos (Aurora, CO)
    …Participate in security awareness training initiatives. **What does Leidos need from me?** + Active Top Secret /SCI ( TS /SCI) with Polygraph security ... Leidos National Security Sector (NSS) combines technology-enabled services and mission software capabilities in the areas of cyber, logistics, security operations,… more
    Leidos (06/28/25)
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  • Senior Cloud Engineer

    Leidos (Aurora, CO)
    …provide technical guidance on cloud best practices. **What does Leidos need from me?** + Active Top Secret /SCI ( TS /SCI) with Polygraph security clearance ... Leidos National Security Sector (NSS) combines technology-enabled services and mission software capabilities in the areas of cyber, logistics, security operations,… more
    Leidos (06/28/25)
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  • Cyber Engineer

    Leidos (Aurora, CO)
    …teams to ensure a secure system architecture. **What does Leidos need from me?** + Active Top Secret /SCI ( TS /SCI) with Polygraph security clearance ... Leidos National Security Sector (NSS) combines technology-enabled services and mission software capabilities in the areas of cyber, logistics, security operations,… more
    Leidos (06/28/25)
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  • Storage Engineer

    Leidos (Aurora, CO)
    …of storage configurations, policies, and procedures. **What does Leidos need from me?** + Active Top Secret /SCI ( TS /SCI) with Polygraph security ... Leidos National Security Sector (NSS) combines technology-enabled services and mission software capabilities in the areas of cyber, logistics, security operations,… more
    Leidos (06/28/25)
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  • Splunk Engineer

    Leidos (Aurora, CO)
    …visibility into threat activity and system health. **What does Leidos need from me?** + Active Top Secret /SCI ( TS /SCI) with Polygraph security clearance ... Leidos National Security Sector (NSS) combines technology-enabled services and mission software capabilities in the areas of cyber, logistics, security operations,… more
    Leidos (06/13/25)
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  • Software Engineer Senior

    Lockheed Martin (Littleton, CO)
    …deliver timely, actionable intelligence to our warfighting partners around the globe\. As a Software Engineer of Integration & Test supporting the execution of a ... collaborate with a high performing, multi\-discipline team throughout the software development lifecycle\. You will be a part of...Experience in SQL, Hibernate/JPA \- Experience in REST \- Active TS /SCI required **Desired Skills:** \- Docker,… more
    Lockheed Martin (06/21/25)
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  • DevSecOps Engineer III

    Sierra Nevada Company, LLC (Lone Tree, CO)
    …and more (https://www.sncorp.com/careers/total-rewards/) . **IMPORTANT NOTICE:** This position requires current/ active Top Secret with SCI eligibility ... Red Hat Enterprise Linux and Windows Server virtualized administration and deployment. + **An active Secret US Security Clearance with the ability to obtain a … more
    Sierra Nevada Company, LLC (06/07/25)
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  • Senior C++ Software Engineer

    RTX Corporation (Aurora, CO)
    … engineering experience. + Experience implementing software using C++. + Active and transferable US government issued TS /SCI security clearance is required ... Type:** Onsite **U.S. Citizen, US Person, or Immigration Status Requirements:** Active and transferable US government issued security clearance is required prior… more
    RTX Corporation (06/10/25)
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  • Software Engineer

    CACI International (Aurora, CO)
    Software Engineer Job Category: Engineering Time Type: Full time Minimum Clearance Required to Start: TS /SCI with Polygraph Employee Type: Regular Percentage ... + Support automated testing + Diagnose operational issues **Qualifications:** _Required:_ + Active TS /SCI Polygraph clearance is required + Bachelor's degree in… more
    CACI International (06/13/25)
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  • Electrical Systems Engineer

    Lockheed Martin (Englewood, CO)
    …Engineering, specifically in the areas of requirements, verification, and/or Systems Integration * Active Secret Clearance required prior to start * Ability to ... Lockheed Martin FBM Program is seeking an **Electrical Systems Engineer ** to join our team in Denver, Colorado\. As...obtain and maintain a DoD Top Secret Security Clearance \- U\.S\. Citizenship… more
    Lockheed Martin (07/02/25)
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