• Systems Engineer

    Lockheed Martin (Denver, CO)
    …MUST BE AU\.S\. CITIZEN \- The selected candidate must possess an active Top Secret clearance with SCI eligibility to start\. **Basic Qualifications:** + ... **Description:** You will be a **Systems Engineer ** for the R&D team that investigates and...- PMP, INCOSE Systems Engineering, or similar credentials\. \#LMSpaceSystemsEng ** Security Clearance Statement:** This position requires a government … more
    Lockheed Martin (10/10/25)
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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 ... has a new and exciting opportunity for a Principal Systems Engineer in our **National Security Sector's (NSS) Cyber & Analytics Business Area (CABA)** . Our… more
    Leidos (10/09/25)
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  • Software Engineer SME

    Leidos (Aurora, CO)
    …CO + St. Louis, MO + Tucson, AZ **Clearance Level Required:** **Must have a** ** Top Secret with SCI eligibility and able to obtain a Polygraph.** **Primary ... **Description** Leidos National Security Sector combines technology-enabled services and mission software...Solutions Business Area, is currently seeking an experienced Software Engineer Subject Matter Expert (SME) for the Chinook Program.… more
    Leidos (10/05/25)
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  • Manufacturing Engineer Staff

    Lockheed Martin (Englewood, CO)
    … clearance, you must be a US Citizen for consideration\. **Clearance Level:** Top Secret **Other Important Information You Should Know** **Expression of ... If this describes you, come join our team as our next Propulsion/Ordnance/Controls Engineer \! As a Manufacturing Engineer Post\-Boost\-Control Team, you will be… more
    Lockheed Martin (09/20/25)
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  • ASIC & FPGA Engineer Senior Staff

    Lockheed Martin (Boulder, CO)
    … clearance, you must be a US Citizen for consideration\. **Clearance Level:** Top Secret **Other Important Information You Should Know** **Expression of ... Lockheed Martin Space is seeking a Field Programmable Gate Array \(FPGA\) Design Engineer to work on space\-based mission processing capabilities at the edge\. This… more
    Lockheed Martin (09/05/25)
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  • Digital Signal Processing Engineer

    Parsons Corporation (Denver, CO)
    …An active TS/SCI w/polygraph is preferred ** Security Clearance Requirement:** An active Top Secret SCI security clearance is required for this position.​ ... Parsons Company, is seeking qualified candidates to fill a Digital Signal Processing Engineer (DSP) positions at our headquarters in Chantilly, VA. We are currently… more
    Parsons Corporation (10/21/25)
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  • Scientist, Systems Engineer TS/SCI

    L3Harris (Colorado Springs, CO)
    …talent across the MAG Qualifications: + Must have and be able to maintain a DoD TOP SECRET /SCI security clearance + Bachelor's Degree and a minimum of 12 ... sea and cyber domains in the interest of national security . Job Title: Scientist, Systems Engineering Job Code: 29806...L3Harris Technologies has an opening for a Scientist, Systems Engineer (Geolocation and Tracking) to join our Mission Analysis… more
    L3Harris (10/12/25)
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  • Systems Engineer SME

    Leidos (Aurora, CO)
    …VA + Aurora, CO + St. Louis, MO + Tucson, AZ **Clearance Level Required:** Top Secret with SCI eligibility and able to obtain a Polygraph. **Primary ... **Description** Leidos National Security Sector combines technology-enabled services and mission software...Business Area, is currently seeking a highly experienced Systems Engineer Subject Matter Expert (SME) for the Chinook Program.… more
    Leidos (10/11/25)
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  • Software Engineer

    CACI International (Denver, CO)
    Software Engineer Job Category: Engineering Time Type: Full time...this position you will be required to obtain a Top Secret clearance.** - ** ** **What ... participate in research and innovation efforts on complex solutions to security challenges in telecommunications and IP/computer networking equipment in the cyber… more
    CACI International (10/09/25)
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  • Mid-Level Software Engineer

    Leidos (Aurora, CO)
    …CO + St. Louis, MO + Tucson, AZ **Clearance Level Required:** **Must have a** ** Top Secret with SCI eligibility and able to obtain a Polygraph.** **Primary ... **Description** Leidos National Security Sector combines technology-enabled services and mission software...Solutions Business Area, is currently seeking a Mid-Level Software Engineer for the Chinook Program. The Chinook Program delivers… more
    Leidos (10/05/25)
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