• Principal Product Manager - Threat…

    Lumen (Denver, CO)
    …connect the world and shape the future. **The Role** We are seeking a Principal Product Manager to lead the strategy, development, and go-to-market execution of new ... is ideal for a visionary product leader with deep expertise in network security , threat intelligence, and AI-based security solutions, particularly in areas like… more
    Lumen (08/08/25)
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  • Sr. Principal Linux System Administrator

    RTX Corporation (Aurora, CO)
    …as only US citizens are eligible for a security clearance. + An active cyber security certification, qualified for DoD 8570 IAT Level 2 on start date. IAT ... as only US citizens are eligible for a security clearance​ ** Security Clearance:** TS/SCI with Polygraph **Sr. Principal Linux System Administrator, Aurora,… more
    RTX Corporation (07/19/25)
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  • Principal SCADA Engineer

    City Light & Power, Inc (Greenwood Village, CO)
    Principal SCADA Engineer Location: Greenwood Village, CO - Hybrid Work Schedule CLP Engineering (CLPE) is seeking a Principal SCADA Engineer to join the SCADA ... investor-owned, municipal, cooperative, government, industrial, and commercial customers. The Principal SCADA Engineer will support the design, configuration, commissioning,… more
    City Light & Power, Inc (07/23/25)
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  • Principal Software Engineer (TS/SCI…

    KBR (Colorado Springs, CO)
    …and tools to support a broad range of applications + Work with DevOps and Cyber Security teams to ensure software development efforts align with the objectives ... Title: Principal Software Engineer (TS/SCI eligible) Belong. Connect. Grow....(TS/SCI eligible) Belong. Connect. Grow. with KBR! KBR's National Security Solutions team provides high-end engineering and advanced technology… more
    KBR (08/08/25)
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  • Sr Principal Systems Administrator

    Northrop Grumman (Aurora, CO)
    …as directed by the Information Systems Security Manager (ISSM). + Support the Cyber Security team. + Report on project status as required for all recurring ... of our mission. Northrop Grumman is seeking a **Sr Principal Systems Administrator** to join our team at our...user and computer accounts and modify file permissions and security access lists. + Develop and document technical processes… more
    Northrop Grumman (06/12/25)
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  • Sr Principal Engineer DevOps - DevSecOps…

    Northrop Grumman (Colorado Springs, CO)
    …and Missile Defense Systems offers an exciting career opportunity for a Sr Principal Engineer DevOps - DevSecOps Engineer (25-278) to join our team of qualified ... Service (IaaS) and Platform as a Service (PaaS) capability for C2BMC Security Tools. **Essential Functions:** + Will assist with system administration across… more
    Northrop Grumman (06/21/25)
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  • Principal Linux Systems Administrator - 10K…

    Leidos (Aurora, CO)
    …exciting opportunity for a ** Principal Linux Systems Administrator** in our **National Security Sector's (NSS) Cyber & Analytics Business Area (CABA)** . Our ... talented team is at the forefront in Security Engineering, Computer Network Operations (CNO), Mission Software, Analytical...more. **Join us and make a difference in National** ** Security !** Are you seeking a new and challenging position… more
    Leidos (05/13/25)
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  • Sentinel Sr Principal Software Engineer

    Northrop Grumman (Colorado Springs, CO)
    …your career today. Northrop Grumman Defense Systems is seeking a passionate **Sr Principal Software Engineer - 14591** to join our team and support the Sentinel ... internal peer review of work products. As a Senior Principal Software Requirements Engineer, you will be a pivotal...* Must have an active US Government DoD Secret security clearance at time of application, current and within… more
    Northrop Grumman (07/23/25)
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  • Principal Sys Admin - Infrastructure…

    Northrop Grumman (Colorado Springs, CO)
    …and Missile Defense Systems provides an excellent opportunity for a Principal Systems Administrator - Infrastructure Automation/Maintenance Sys Admin (25-317) to ... adding engineering rigor to the process for the Network Engineers, System Admins, and cyber in support of projects and milestones + Experience in working with CM to… more
    Northrop Grumman (08/02/25)
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  • Principal Systems Engineer - Space Network…

    RTX Corporation (Aurora, CO)
    …(Space Mesh), Test, Integration, System Engineering, Software Architecture, System Architecture, Cyber Security , Model Based Systems Engineering + Proven ability ... Person, or Immigration Status Requirements:** Active and transferable US government issued security clearance is required prior to start date.​ US citizenship is… more
    RTX Corporation (07/30/25)
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