• Systems Security Engineer II

    Sierra Nevada Company, LLC (Lone Tree, CO)
    …and Intelligence, Surveillance & Reconnaissance (C4ISR) capabilities encompass design, integration , test , certification, ground/flight training and complete ... will be using your skills and expertise to design, test , and implement our secure operating systems ,...Employ best practices when implementing security requirements for information systems including Model Based System Engineering (MBSE)… more
    Sierra Nevada Company, LLC (09/10/25)
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  • Analyst & Simulation Developer - Secret Clearance

    Lockheed Martin (Colorado Springs, CO)
    …\(MDA\)\. **Who You Are** You are a dedicated professional with a strong background in system integration and test engineering and a passion for missile ... analysis results to a variety of audiences, develop requirements for complex system models/simulations; execute, test and evaluate/trouble\-shoot MD level, large… more
    Lockheed Martin (09/04/25)
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  • Systems Engineer

    RTX Corporation (Aurora, CO)
    …verification and validation + Development experience on a government contract with experience in systems engineering or integration and test + Active and ... Do** + Provide technical analyses and define how the system works using Model-Based Systems Engineering +...how requirements will be validated and verified by the test team + Provide capability and feature designs to… more
    RTX Corporation (09/26/25)
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  • Systems Engineer II - Military Operations…

    Sierra Nevada Company, LLC (Lone Tree, CO)
    …and Intelligence, Surveillance & Reconnaissance (C4ISR) capabilities encompass design, integration , test , certification, ground/flight training and complete ... of space, keeping service members safe and creating the systems that keep our world united and sustain our...your skills and expertise to research, architect, model, simulate, test , certify and improve cutting edge products and services.… more
    Sierra Nevada Company, LLC (08/20/25)
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  • Sr. Space Mission Architect

    General Atomics (Englewood, CO)
    System modeling + Requirements and Interface Control Document (ICD) development + System Integration , Test and/or Verification + Design reviews, milestone ... Space Mission Architect to lead the technical definition and integration of our space systems . In this...enterprise level system engineering products and the integration of systems -of- systems . + Expertise… more
    General Atomics (08/09/25)
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  • Software Engineer Staff - Space Protection…

    Lockheed Martin (Littleton, CO)
    …experience using the Agile methodology in the development, integration and test of complex software systems and environments\. * Programming background in ... skills\. In this role you will: * Participate in embedded software development, integration , and/or software test activities\. * Lead in the architecture and… more
    Lockheed Martin (07/30/25)
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  • Cyber Security Engineer - Illumio SME

    NANA Regional Corporation (Peterson Air Force Base, CO)
    …research, documentation, and testing for architecture/ system redesign + Support system transitions and integration into new infrastructure + Assist ... system performance metrics **Support tasks:** + Apply TCTOs/FCOs and support integration / test events + Assist with risk/issue identification and provide… more
    NANA Regional Corporation (09/25/25)
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  • Principal Software Engineer

    Sierra Nevada Company, LLC (Lone Tree, CO)
    …and Intelligence, Surveillance & Reconnaissance (C4ISR) capabilities encompass design, integration , test , certification, ground/flight training and complete ... budget deliveries. **Responsbilities:** + Provide deep technical understanding of software, software system design, and systems engineering + Own the software… more
    Sierra Nevada Company, LLC (08/08/25)
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  • Software Engineer Level 3 or 4

    Northrop Grumman (Aurora, CO)
    …of the following: Elastic, Mongo, MySQL) + Experience with, Configuration Management, Integration Test and Development (not necessarily acting as, but working ... Experience with Atlassian tools (Jira, Confluence, Bitbucket) + Experience with software system integration , testing, and deployment Primary Level Salary Range:… more
    Northrop Grumman (09/20/25)
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  • Engineer Principal Space Vehicle Propulsion

    BAE Systems (Boulder, CO)
    …in the incorporation of new and/or refinement of existing propulsion systems (eg propulsion system /component sizing, requirement development and allocation, ... performance analyses, design tasks, integration , test , verification, launch and flight operations....+ 6 years direct experience in an in-space propulsion system analysis, build, test or support role.… more
    BAE Systems (09/30/25)
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