• Principal Software Engineer

    RTX Corporation (Aurora, CO)
    …Type:** Onsite **U.S. Citizen, US Person, or Immigration Status Requirements:** Active and transferable US government issued security clearance is required prior ... that create a safer, more secure world. Raytheon is currently seeking a Software Engineer to join our talented team. The qualified candidate will be responsible for… more
    RTX Corporation (07/11/25)
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  • Electrical Engineer III - Lead

    Sierra Nevada Company, LLC (Lone Tree, CO)
    …These cover a very wide range from advanced mission payloads and electronic systems through highly integrated aircraft to specialized military systems . You'll ... product life-cycle from analog and digital assemblies to fully integrated systems . The ISR (Intelligence, Surveillance & Reconnaissance), Aviation, and Security… more
    Sierra Nevada Company, LLC (10/01/25)
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  • Guidance Navigation and Control Engineer

    Lockheed Martin (Littleton, CO)
    **Description:** As we enter a new era of Strategic Weapon Systems , Lockheed Martin is a pioneer, partner, innovator and builder\. Our amazing men and women are on a ... passion for engineering to Lockheed Martin, and build the systems which support our nation's defense systems \.**...& Control\) design and analysis tasks \- Possess an Active TS or TS/SCI clearance **Desired Skills:** \- Experience… more
    Lockheed Martin (09/10/25)
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  • Network Security Engineer II

    EchoStar (Englewood, CO)
    …and provide system security requirements/guidance on new initiatives, applications, systems and services + Participate in incident response activities **Skills, ... of advanced working knowledge of Windows and Linux operating systems + Experience with firewall change + Experience writing...local, state, and federal laws. The posting will be active for a minimum of 3 days. The … more
    EchoStar (10/02/25)
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  • Ground Program Software Engineer 3/4…

    Northrop Grumman (Aurora, CO)
    …Northrop Grumman, our employees have incredible opportunities to work on revolutionary systems that impact people's lives around the world today, and for generations ... history, they're making history. **PGS** The Payload and Ground Systems organization within the Northrop Grumman Space Systems...years of experience in lieu of a degree. + ** Active TS/SCI clearance required at time of application** +… more
    Northrop Grumman (09/03/25)
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  • Software Engineer , Backend (Consumer…

    Coinbase (Denver, CO)
    …latest industry standards and best practices *Nice to haves:* * You've worked on active trading systems or other similar high availability financial systems ... our Trading team to build and scale the core systems that power crypto trading at Coinbase. From Simple...you'll be doing:* * Power highly performant, highly available systems for traders worldwide * Architect robust systems more
    Coinbase (08/09/25)
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  • Project Engineer , Senior Staff

    Lockheed Martin (Englewood, CO)
    …* 14\+ years or more of professional experience, * US Navy Strategic Systems and/or Missile/Space Weapons Systems Experience * Ability to absorb extensive ... work through difficult project and resource challenges to deliver results\. * Active Top Secret Security Clearance - - - **PLEASE NOTE\-Other important information:… more
    Lockheed Martin (08/13/25)
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  • RF Engineer Sr - Antennas

    Lockheed Martin (Littleton, CO)
    …AWR Microwave Office, or similar tool packages\. * Knowledge of RF communications systems link budget analysis\. **Desired Skills:** * Active TS/SCI * Experience ... will perform analysis and modeling to validate performance of Antennas, ESA systems , and circuit\-level components\. You may also support proposals and new business… more
    Lockheed Martin (07/12/25)
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  • Senior Mechanical Engineer - Power…

    Kiewit (Denver, CO)
    …work with us! We are hiring Senior Mechanical Engineers to design mechanical systems and equipment for current and future Power generation EPC projects. , urrent ... are focused on 3D modeling, designing, implementing, and maintaining cutting-edge electrical systems for balance of plant processes in Power Generation. At Kiewit,… more
    Kiewit (09/29/25)
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  • Software Engineer II (Onsite)

    RTX Corporation (Aurora, CO)
    …Type:** Onsite **U.S. Citizen, US Person, or Immigration Status Requirements:** Active and transferable US government issued security clearance is required prior ... + Proven, legacy software architecture and technology for complex satellite ground systems . + Reuse software baselines.. + Software lifecycle practices on defense… more
    RTX Corporation (09/26/25)
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