• Virtualization Systems Engineer

    Lockheed Martin (Colorado Springs, CO)
    …protocols, network traffic analysis, diagnostic and troubleshooting experience **Desired Skills:** * Top Secret Clearance is a plus * Authentication & encryption ... America's missile defense\. Together, this national team supports the design, development, test , integration and fielding of hardware and software elements that… more
    Lockheed Martin (09/05/25)
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  • Manager, Info Security Systems Engineer

    L3Harris (Broomfield, CO)
    …domains in the interest of national security. Job Title: Manager, Info Security Systems Engineer Secret - Boulder, CO Job Code: 31261 Job Location: Boulder/North ... 5200.39 for the identification and protection of CPI. + Engineer trustworthy and secure systems in accordance with NIST...years of prior related experience. + Minimum of active Top Secret /SCI security clearance required, with polygraph… more
    L3Harris (11/15/25)
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  • Project Systems Engineer

    Kratos Defense & Security Solutions, Inc. (Colorado Springs, CO)
    …and operational system utilization Required Experience: + US Citizen + Current Top - Secret clearance with SCI eligibility. + Bachelor's Degree in engineering ... to our nation and global customers. Kratos has an opportunity for a System Engineer in support of a Department of Defense (DOD) customer. The DOD customer oversees… more
    Kratos Defense & Security Solutions, Inc. (11/06/25)
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  • Principal Human Factors Engineer

    RTX Corporation (Aurora, CO)
    …Human Factors, Program tasks and analyses. + Active and transferable US government issued Top Secret SCI Clearance. **What We Offer** + Our values drive our ... methods, standards, and techniques to provide clarification of system requirements to software , hardware, and test personnel to ensure design and architecture… more
    RTX Corporation (10/23/25)
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  • Principal Systems Engineer

    Leidos (Aurora, CO)
    …experience may be substituted for a bachelor's degree. + **Clearance Requirement: Top Secret /SCI with Polygraph** **Preferred Qualifications** + Experience in ... **Leidos** has a new and exciting opportunity for a Principal Systems Engineer in our **National Security Sector's (NSS) Cyber & Analytics Business Area… more
    Leidos (10/09/25)
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  • Payload CONOPS Systems Engineer Principal

    BAE Systems (Boulder, CO)
    …+ Familiarity with scripting languages such as Ruby or Python. + Current Top Secret /SCI security clearance. **Pay Information** Full-Time Salary Range: $115779 - ... telemetry definition, systems architecture and design, systems engineering, integration and test . + Familiarity and experience in operational software (flight… more
    BAE Systems (11/11/25)
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  • Senior Network Engineer ( Secret

    Lockheed Martin (Colorado Springs, CO)
    …presentation skills using Microsoft Office products, especially PowerPoint and Visio \-A Top Secret clearance is a plus **Security Clearance Statement:** This ... America's missile defense\. Together, this national team supports the design, development, test , integration and fielding of hardware and software elements that… more
    Lockheed Martin (09/04/25)
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  • Coordination/Correlation Systems Engineer

    Lockheed Martin (Littleton, CO)
    …security clearance, you must be a US Citizen for consideration\. **Clearance Level:** Top Secret **Other Important Information You Should Know** **Expression of ... \(FBM\) Program by joining the Coordination/Correlation Team as a Systems Engineer Manager\. The team owns and manages interface requirement documentation that… more
    Lockheed Martin (10/24/25)
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  • Sentinel - Staff Systems Engineer - CC2

    Northrop Grumman (Colorado Springs, CO)
    …facility design, military aerospace development **Preferred Qualifications:** + Active DoD Top Secret Clearance + Understanding of the Systems Engineering ... RELOCATION ASSISTANCE: Relocation assistance may be available CLEARANCE TYPE: Secret TRAVEL: Yes, 10% of the Time **Description** At...Defense Systems is seeking to hire a **Staff Systems Engineer ** to join its team of diverse and qualified… more
    Northrop Grumman (09/06/25)
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  • Sentinel - Staff Systems Engineer

    Northrop Grumman (Colorado Springs, CO)
    …facility design, military aerospace development **Preferred Qualifications:** + Active DoD Top Secret Clearance + Understanding of the Systems Engineering ... RELOCATION ASSISTANCE: Relocation assistance may be available CLEARANCE TYPE: Secret TRAVEL: Yes, 10% of the Time **Description** At...Defense Systems is seeking to hire a Staff Systems Engineer to join its team. This position may be… more
    Northrop Grumman (09/06/25)
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