• Manager, Info Security Systems

    L3Harris (Broomfield, CO)
    …sea and cyber domains in the interest of national security. Job Title: Manager, Info Security Systems Engineer TS / SCI - Boulder, CO Job Code: 31261 Job ... requirements development, design, testing, configuration management, and maintenance of information systems and data. + Assist program...years of prior related experience. + Minimum of active Top Secret / SCI security clearance required,… more
    L3Harris (11/15/25)
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  • Mid-Level Systems Engineer

    KBR (Colorado Springs, CO)
    …understanding of systems engineering and acquisition processes . An active TS / SCI clearance . Ability to derive an understanding of stakeholder needs ... Title: Mid-Level Systems Engineer Program Summary KBR's Product...review, analyze, and assess technologies, system concepts, data, and information to recommend applications of new or emerging technologies… more
    KBR (12/12/25)
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  • Big Data Systems Engineer (Remote)

    KBR (Denver, CO)
    Title: Big Data Systems Engineer (Remote) Belong, Connect, Grow, with KBR! KBR's National Security Solutions (NSS) team provides high-end engineering and ... our national security. KBR is seeking a Big Data Systems Engineer to join our team. The...Hours: Standard Basic Qualifications/Knowledge: + Must have an active TS / SCI Security Clearance to be considered for… more
    KBR (10/28/25)
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  • Principal Systems Engineer (Software…

    Northrop Grumman (Aurora, CO)
    …relevant experience; 3 years with a Masters; 0 years with a PhD. + **Current DoD Top Secret clearance with SCI eligibility at time of application, and ... Space Systems (NGSP) is seeking a **Principal Systems Engineer (Software Integrator)** / **Sr. Principal...Masters; 3 years with a PhD. + **Current DoD Top Secret clearance with SCI more
    Northrop Grumman (11/22/25)
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  • Project Systems Engineer

    Kratos Defense & Security Solutions, Inc. (Colorado Springs, CO)
    …at minimum a Secret clearance with the ability to obtain and maintain a Top Secret / SCI Required Experience: + BS in Electrical Engineering, Computer ... Space Ground System projects of varying size and complexity. The Lead Systems Engineer provides technical leadership throughout the entire engineering lifecycle;… more
    Kratos Defense & Security Solutions, Inc. (11/07/25)
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  • Senior OPIR Systems Engineer

    KBR (Aurora, CO)
    …skills to effectively lead discussions across multiple groups Clearance Requirement: + Active Top Secret / SCI security clearance with a current Polygraph ... Title: Senior OPIR Systems Engineer KBR is seeking a...JD and four (4) years or more experience + TS / SCI Required + Technical and analytic understanding… more
    KBR (12/11/25)
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  • Systems Engineer Senior Staff (Level…

    Lockheed Martin (Littleton, CO)
    …government space agencies or defense programs * Ability to obtain and maintain a Top Secret / SCI Security Clearance, thus US Citizenship is required **Desired ... people worldwide\. Lockheed Martin is looking for a dedicated Systems Engineer to join the team in...must be a US Citizen for consideration\. **Clearance Level:** TS / SCI **Other Important Information You… more
    Lockheed Martin (12/30/25)
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  • Systems Engineer - Level 1 or Level…

    Northrop Grumman (Aurora, CO)
    …1:** + Must have an **active** US Government DoD Top Secret / Sensitive Compartmented Information ( SCI ) with Counter-Intelligence (CI) polygraph ... CO office. **Position Overview:** + System through sub-assembly level systems engineer knowledgeable in the ground based...**active** US Government DoD Top Secret / Sensitive Compartmented Information ( SCI more
    Northrop Grumman (01/15/26)
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  • Space Mission Systems Design…

    Northrop Grumman (Aurora, CO)
    RELOCATION ASSISTANCE: Relocation assistance may be available CLEARANCE TYPE: Top Secret TRAVEL: Yes, 10% of the Time **Description** At Northrop Grumman, our ... Linthicum, MD** is seeking a **Principal or Sr Principal Systems Engineer ** to join our Mission ...experience. + Must have an active US Government DoD Top Secret security clearance at time of… more
    Northrop Grumman (01/17/26)
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  • Model Based Systems Engineer

    Lockheed Martin (Littleton, CO)
    …Experience using Cameo or equivalent SysML for architecture design * Active Top Secret with ability to obtain TS / SCI **Desired Skills:** * Experience ... an a highly motivated innovative and talented Model Based Systems Engineer \(MBSE\) to join the Global...must be a US Citizen for consideration\. **Clearance Level:** TS / SCI **Other Important Information You… more
    Lockheed Martin (12/04/25)
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