• Manager, Info Security Systems

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

    World Wide Technology (Denver, CO)
    **Consulting Systems Engineer - National Programs Group** **Why WWT?** Founded in 1990, World Wide Technology (WWT), a global technology solutions provider ... post-sales responsibilities will be critical. As a pre-sales Consulting Systems Engineer (CSE), you will be working...networks and infrastructure (hardware and software) + **Active Top Secret SCI clearance with CI Poly required.** + Position… more
    World Wide Technology (11/15/25)
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  • Project Systems Engineer

    Kratos Defense & Security Solutions, Inc. (Colorado Springs, CO)
    …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 ... This position requires an individual with experience in technical programs and systems engineering used in developing satellite ground systems ; knowledge and… more
    Kratos Defense & Security Solutions, Inc. (11/06/25)
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  • Principal Systems Engineer

    Leidos (Aurora, CO)
    **Description** **Leidos** has a new and exciting opportunity for a Principal Systems Engineer in our **National Security Sector's (NSS) Cyber & Analytics ... program with lasting impactful results. Leidos is currently looking to add a Principal Systems Engineer (SE-3) to a growing task. The SE will work closely… more
    Leidos (10/09/25)
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  • Systems Engineer Senior Staff…

    Lockheed Martin (Highlands Ranch, CO)
    …* Proficiency with modern requirements‑management and model‑based tools \(IBM DOORS, Cameo Systems Modeler\) * Active Secret clearance \(with eligibility for ... To be considered, applicants must be U\.S\. citizens and hold an active Secret clearance\. \- Successful candidates will have 5\+ years of relevant engineering… more
    Lockheed Martin (11/20/25)
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  • Systems Engineer - Level 2

    Northrop Grumman (Colorado Springs, CO)
    …Exercises Subject Matter Expert (SME)** Northrop Grumman Space Sector is seeking an experienced Systems Engineer - Level 2 to provide Subject Matter Expert (SME) ... RELOCATION ASSISTANCE: No relocation assistance available CLEARANCE TYPE: Top Secret TRAVEL: Yes, 10% of the Time **Description** At Northrop Grumman, our employees… more
    Northrop Grumman (12/02/25)
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  • Systems Engineer , Level 2

    Lockheed Martin (Colorado Springs, CO)
    …what is most important \- building cutting edge functionality for our end users\. As a Systems Engineer on an Agile Scrum Team, you will have the opportunity to ... required to start, but the ability to obtain and maintain a Secret security clearance **Desired Skills:** \-Experience working on large\-scale software projects with… more
    Lockheed Martin (11/23/25)
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  • Principal Systems Engineer - RDC…

    RTX Corporation (Schriever AFB, CO)
    …as only US citizens are eligible for a security clearance​ **Security Clearance:** Secret - Current At Raytheon, the foundation of everything we do is rooted ... be part of a larger Raytheon team within the Systems Engineering Directorate, which provides, develops, and maintains high...initiatives and develops & executes technology roadmaps. As an Engineer on the Warfighter Support Team, you will join… more
    RTX Corporation (10/29/25)
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  • Systems Engineer

    Lockheed Martin (Denver, CO)
    **Description:** You will be a ** Systems Engineer ** for the R&D team that investigates and exploits the newest technological advances to solve complex, ... mission‑critical problems\. ## What You'll Be Doing As a Systems Engineer , you will design, integrate, and...\- The selected candidate must possess an active Top Secret clearance with SCI eligibility to start\. **Basic Qualifications:**… more
    Lockheed Martin (11/13/25)
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  • Engineer II - Information System Security

    BAE Systems (Broomfield, CO)
    **Job Description** This position is for a System Security Engineer (SSE) to provide security engineering support within BAE Systems , Inc. Space & Mission ... programs on the engineering design, development, and deployment of secure systems , space platforms, networks, and applications, aligning their implementation across… more
    BAE Systems (11/28/25)
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