• Principal Systems Engineer (Software…

    Northrop Grumman (Aurora, CO)
    RELOCATION ASSISTANCE: Relocation assistance may be available CLEARANCE TYPE: Top Secret TRAVEL: Yes, 25% of the Time **Description** At Northrop Grumman, our ... Space Systems (NGSP) is seeking a **Principal Systems Engineer (Software Integrator)** / **Sr. Principal...Masters; 0 years with a PhD. + **Current DoD Top Secret clearance with SCI eligibility at… more
    Northrop Grumman (11/22/25)
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  • Sr. HPC Systems Engineer

    SpaceX (Hawthorne, CA)
    Sr. HPC Systems Engineer Hawthorne, CA Apply SpaceX was founded under the belief that a future where humanity is out exploring the stars is fundamentally more ... human life on Mars. SR. HIGH PERFORMANCE COMPUTING (HPC) SYSTEMS ENGINEER SpaceX is looking for an...+ Eligibility for access to classified material up to TS /SCI with Polygraph. ADDITIONAL REQUIREMENTS: + Must be willing… more
    SpaceX (12/16/25)
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  • Project Systems Engineer

    Kratos Defense & Security Solutions, Inc. (Colorado Springs, CO)
    …Space Ground System projects of varying size and complexity. The Lead Systems Engineer provides technical leadership throughout the entire engineering lifecycle; ... through system acceptance testing and post-delivery support. The Lead Systems Engineer directly leads multi-functional teams of...clearance with the ability to obtain and maintain a Top Secret / SCI Required Experience: +… more
    Kratos Defense & Security Solutions, Inc. (11/07/25)
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  • Systems Engineer (Test Tool…

    KBR (Springfield, VA)
    Title: Systems Engineer (Test Tool Development and Automation) Belong. Connect. Grow. with KBR! KBR's National Security Solutions team provides high-end ... based upon contract award. KBR is seeking a Mid-Level Systems Engineer to support government customers in...or related quantitative science field. Security Clearance Requirements: Active TS /SCI (with poly preferred) Belong, Connect and Grow at… more
    KBR (12/11/25)
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  • Voice and Hardware Systems Engineer

    Leidos (Colorado Springs, CO)
    …National Solutions Sector at Leidos has an opening for a **Voice and Hardware Systems Engineer ** to support a client's requirements in a challenging and dynamic ... the operational lifecycle of customer directed mission applications. The **VS/HW Engineer ** will work in a highly collaborative environment with teammates, key… more
    Leidos (12/06/25)
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  • Senior OPIR Systems Engineer

    KBR (Dayton, OH)
    Title: Senior OPIR Systems Engineer KBR is seeking a highly qualified OPIR Systems Engineer to provide Systems Engineer Technical Advisor (SETA) ... support for a USG Agency. As a Senior OPIR Systems Engineer , you will be responsible for...lead discussions across multiple groups Clearance Requirement: + Active Top Secret /SCI security clearance with a current… more
    KBR (12/11/25)
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  • Systems Engineer Staff (Level 4)

    Lockheed Martin (Littleton, CO)
    …tomorrow with you\. Lockheed Martin Space is looking for an innovative and experienced Systems Engineer to support the team that designs, develops, fields and ... - **What does this role look like?** As a Systems Engineer for Requirements and Verification you...mitigate them and maintain schedule * Current or Active Top Secret clearance, thus US Citizenship is… more
    Lockheed Martin (12/06/25)
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  • Systems Engineer , Senior

    CGI Technologies and Solutions, Inc. (Arlington, VA)
    ** Systems Engineer , Senior** **Category:** Software Development/ Engineering **Main location:** United States, Virginia, Arlington **Position ID:** J0925-0627 ... Type:** Full Time **Position Description:** *Government Security Clearance Required: TS /SCI required with the ability to obtain a ...acceptable. CGI Federal has an exciting opportunity for a Systems Engineer within our Intel sector advancing… more
    CGI Technologies and Solutions, Inc. (09/30/25)
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  • User Interface (UI) Systems Engineer

    Leidos (Bethesda, MD)
    …opening for you, as our next ** TS /SCI cleared** **User Interface (UI) Systems Engineer / Product Owner** ,to play a critical role with design, engineering, ... The selected individual will work closely with the Lead Systems Engineer , Release Train Engineer ,...engineering or related field + **Must have an active Top Secret security clearance with the ability… more
    Leidos (12/13/25)
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  • Specialist, Systems Engineer

    L3Harris (Greenville, TX)
    …and cyber domains in the interest of national security. Job Title: Specialist, Systems Engineer (COMINT/SIGINT) Job Code: 30781 Job Location: Greenville, TX ... 1st Shift 9/80 Job Requirements: L3Harris is seeking a Systems Engineer who will be responsible for...time of hire with the ability to obtain a Top Secret with SCI. + Must be… more
    L3Harris (11/08/25)
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