• Cyber Systems Security Engineer

    Lockheed Martin (Colorado Springs, CO)
    …Experience with agile development methodologies and DevOps practices * Experience with security information and event management \(SIEM\) systems and incident ... in a highly dynamic mission\-focused environment\. **WHO YOU ARE** * An experienced System Engineer with a focus on cyber security and integration\. * A… more
    Lockheed Martin (10/01/25)
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  • Sr . Security Engineer

    GuideOne Insurance (Denver, CO)
    We are looking for a seasoned Senior Security Engineer with 5-10 years of cybersecurity experience, specializing in AWS cloud security . This role demands ... mitigation. The successful candidate will drive initiatives to strengthen our security posture, provide mentorship to junior engineers, and partner with… more
    GuideOne Insurance (11/15/25)
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  • Sr . Security Research…

    Proofpoint (Denver, CO)
    …role has a direct and real-time impact protecting Proofpoint customers. As a Senior Security Research Engineer on Proofpoint's Threat Research team, ... more than half of the Fortune 1000, rely on Proofpoint for people-centric security and compliance solutions mitigating their most critical risks across email, the… more
    Proofpoint (10/22/25)
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  • Sr Staff Cyber Systems Engineer

    Northrop Grumman (Colorado Springs, CO)
    …advantage to the warfighter. We are looking for you to join our team as a Sr Staff Cyber Systems Engineer to join the Sentinel Mission Defense Team based out ... is a trusted provider of mission-enabling solutions for global security . Our organization is chartered with providing the skills,...of Roy, UT. As a Sr Staff Cyber Systems Engineer at Northrop… more
    Northrop Grumman (11/15/25)
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  • Sr Principal Engineer Systems - Sys…

    Northrop Grumman (Colorado Springs, CO)
    …Systems-Launch and Missile Defense Systems offers an exciting career opportunity for a Sr Principal Engineer Systems - Sys Engr-Interface Engineer (25-511) ... the current and future capabilities of the missile defense system. The Interface Engineer will lead the development and design of Interface Control Documents (ICDs)… more
    Northrop Grumman (10/11/25)
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  • Sr . Software Engineer

    Leidos (Aurora, CO)
    …the GEOINT enterprise through secure, agile, and cloud-native development. As a senior engineer , you will lead technical development efforts, drive DevSecOps ... **Description** Leidos National Security Sector combines technology-enabled services and mission software...Solutions Business Area, is currently seeking a highly motivated Sr . Software Engineer for the Chinook Program.… more
    Leidos (10/05/25)
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  • Sr Principal Engineer Systems…

    Northrop Grumman (Colorado Springs, CO)
    …Space Systems-Launch and Missile Defense Systems offers an excellent opportunity for a Sr Principal Engineer Systems - Interface (25-458), to join our team ... demonstrate the missile defense system's current and future capabilities. The Interface Engineer will lead the development of **ICDs** and **IDDs** . This includes… more
    Northrop Grumman (09/13/25)
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  • Sr . Principal Quality Engineer

    Northrop Grumman (Aurora, CO)
    …only part of history, they're making history. Northrop Grumman's Space Sector is seeking a ** Sr . Principal Quality Engineer - Level 4** to join our team in ... **Aurora, CO** . The Sr Principal Quality Engineer 4 develops, modifies,...experience. + Requires an active US Government DoD Top-Secret security clearance at time of application, current and within… more
    Northrop Grumman (11/05/25)
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  • Sr . Software Engineer (React…

    Vertafore (Denver, CO)
    …Denver, Colorado, with offices across the US, Canada, and India. JOB DESCRIPTION As a Sr . Software Engineer , you will shape and improve the experience of key ... not a primary duty compared to developing and supporting code, a software engineer at Vertafore also works directly with customers as part of a cross-functional… more
    Vertafore (11/19/25)
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  • Network / IT Systems Engineer Sr

    Lockheed Martin (Littleton, CO)
    …data integrity and availability\. **Selected candidate must have an active TS/SCI security clearance for consideration\.** **This is an MID\- SR \(level 3\) ... Martin Space Mission Processing team is seeking a highly skilled and motivated Systems Engineer to join our infrastructure team\. As a Network / IT Systems … more
    Lockheed Martin (10/29/25)
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