• Software Engineer - Modeling

    Lockheed Martin (Littleton, CO)
    …Martin Space Mission Integration team seeks a highly skilled, motivated, and team\-oriented software engineer to join our Strategic Operations Analysis team in ... Littleton, CO\. This teams provides physics\-based modeling , simulation , and analysis to identify and...validate the viability of future space capabilities\. As a software engineer with Mission Integration, you will… more
    Lockheed Martin (01/07/26)
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  • Staff Software Engineer , Mapping

    General Motors (Denver, CO)
    …performant user interfaces. **The Role** We are looking for a **Staff Software Engineer ** with deep expertise in **distributed backend** **systems** to ... mentoring ICs across functions. + Collaborate cross-functionally with Localization, Perception, Simulation , and Offboard teams to define data contracts and ensure… more
    General Motors (12/02/25)
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  • Transmission Planning Engineer (Entry,…

    Xcel Energy (Denver, CO)
    …and Technical Leadership: + Mentor engineers, interns, and analysts on advanced simulation methodologies, IBR modeling , EMT techniques, and emerging grid ... written reports. **Essential Responsibilities:** + Under the direction of higher-level engineer or supervisor: performs model development, modeling reviews,… more
    Xcel Energy (01/03/26)
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  • Guidance, Navigation & Control Engineer

    Lockheed Martin (Littleton, CO)
    …technical results effectively and working collaboratively across teams Job Responsibilities and Modeling & Simulation Engineer tasks, will include: * ... are seeking an experienced Guidance, Navigation, and Control \(GNC\) Engineer , Sr\. Staff \(Level V\) who will specialize in..., Sr\. Staff \(Level V\) who will specialize in Modeling and Simulation \(M&S\) of complex technical… more
    Lockheed Martin (11/22/25)
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  • Guidance, Navigation & Control,…

    Lockheed Martin (Littleton, CO)
    … will join a highly skilled team of systems engineering technologists and modeling & simulation developers supporting various contracts and IRADs within the ... and software engineers to integrate MATLAB, Simulink, and C\+\+ algorithms, simulation models, and tactical software * Leveraging proficiency in C\+\+ and… more
    Lockheed Martin (11/22/25)
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  • Guidance, Navigation & Control Engineer

    Lockheed Martin (Littleton, CO)
    …and talented individuals that design and produce the hardware, algorithms, and software required to solve the challenging problems of controlling spacecraft systems ... zero\-g environment\. **About the Role** : In this Guidance, Navigation & Control Engineer \(Staff, Level IV\) position, we are seeking anexperiencedGNC Engineer more
    Lockheed Martin (11/20/25)
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  • Guidance Navigation and Control Engineer

    Lockheed Martin (Littleton, CO)
    …models into a 6\-DOF C\+\+ simulation * Develop high fidelity models and simulation software * Build new source code in C\+\+ and Python * Modify ... modeling and simulation * Integrate Matlab/Simulink...shell, and YAML * Create unit tests * Execute simulation software on a high performance computing… more
    Lockheed Martin (12/14/25)
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  • Survivability & Nuclear Hardness Engineer

    Lockheed Martin (Littleton, CO)
    …package\. \#LI\-DJ1 **Basic Qualifications:** Skill Requirements: * Proven experience in circuit simulation and modeling for design of electronic circuits, with ... electronics design and architecture experience * Experience using electrical engineering simulation tools and software tools for performing electrical… more
    Lockheed Martin (12/06/25)
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  • Radiation Effects Engineer (Level IV)

    Lockheed Martin (Littleton, CO)
    …Natural Space, Nuclear/Manmade Radiation Environments, or design hardness * Experience in software tools required for modeling natural and man\-made radiation ... obtain/maintain Secret clearance **Desired Skills:** * Experience using electrical engineering simulation tools and software tools for performing electrical… more
    Lockheed Martin (11/20/25)
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  • Principal Multidisciplined Electronic Systems…

    Northrop Grumman (Aurora, CO)
    …of basic antenna design and electromagnetic principles. + Proficient in RF simulation tools and networking software (eg, STK, network monitoring tools). ... Northrop Grumman Space Systems is seeking an **Principal Multidisciplined Electronic Systems Engineer ** to join our team. This position would be based in Aurora,… more
    Northrop Grumman (12/02/25)
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  • Sr. Design Engineer - Transmission Line

    ENTRUST Solutions Group (Englewood, CO)
    …contractors, and other engineers to ensure successful project execution. Utilize advanced software tools for modeling and simulation of transmission ... **Description** **Senior Design Engineer - Transmission Line** **About the Role:** Join...This position offers the opportunity to work with cutting-edge software such as PLS-CADD, PLS-Pole, MFAD, and LPile. **Key… more
    ENTRUST Solutions Group (10/30/25)
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  • Sr Systems Engineer

    Sierra Nevada Company, LLC (Lone Tree, CO)
    …and sustain our way of living. Join our team! As a Senior Systems Engineer within our Mission Systems Integration directorate, you'll play a critical role in ... responsibilities will include developing complex system architectures within contextual modeling platforms, guiding them from operational concept through preliminary… more
    Sierra Nevada Company, LLC (11/18/25)
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  • Systems Engineer III

    Sierra Nevada Company, LLC (Lone Tree, CO)
    …united and sustain our way of living. Join our team! As a Systems Engineer , you will be using your skills and expertise to research, architect, model, simulate, ... and services. You'll be developing complex system architectures within contextual modeling platforms, ushering them from operational concept through preliminary and… more
    Sierra Nevada Company, LLC (01/06/26)
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  • Sr Electrical Engineer

    Sierra Nevada Company, LLC (Lone Tree, CO)
    …cutting-edge electronic systems. + Responsible for system and detailed circuit development, modeling , and simulation for tactical embedded systems products. + ... industry + Experience composing and analyzing Electrical Load Analysis (ELA), circuit modeling , simulation , and analysis + Familiarity with design requirements… more
    Sierra Nevada Company, LLC (12/09/25)
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  • Circuit Design Engineer III, Satellite Test…

    Lockheed Martin (Littleton, CO)
    **Description:** Join us as a **Circuit Design Engineer ** where you will design and develop hardware and circuits for complex satellite and rocket test and ... systems utilizing Common Off the Shelf \(COTS\) and custom hardware and software tools as well as, perform hardware engineering best practices to include:… more
    Lockheed Martin (10/29/25)
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  • Computer Vision Engineer (Level II)

    Lockheed Martin (Littleton, CO)
    …systems\. About the Role: We are seeking a Computer Vision Engineer who can proactively drive architectural evolution and deliver high‑performance perception ... code for edge‑deployed platforms\. The ideal candidate will: * Apply solid software design principles \(modularity, testability\) to enhance and extend our existing… more
    Lockheed Martin (11/20/25)
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  • Staff Systems Engineer - AV Platform

    General Motors (Denver, CO)
    …edge compute SoC and MCU architectures. + Hands-on experience with system modeling , simulation tools, and requirements management frameworks. + Experience ... performance our customers expect. We are seeking an experienced **Staff Systems Engineer ** to lead systems engineering efforts for our embedded AV/ADAS platform. You… more
    General Motors (10/28/25)
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  • Signal Processing Engineer II

    RTX Corporation (Aurora, CO)
    …knowledge of radio frequency (RF) communications links and systems, algorithm prototyping/ modeling , waveform design and software -defined radios. **What You Will ... a safer, more secure world. + We have an exciting opportunity for a **Systems Engineer II- Signal Processing** to join our team on the Aurora Campus, supporting a… more
    RTX Corporation (12/05/25)
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  • Reliability Engineer , Staff (Level IV)

    Lockheed Martin (Littleton, CO)
    …analysis and resolution, and integration and test * Experience with Reliability modeling software \(Windchill Risk and Reliability, Relex, Reliasoft, etc\.\) * ... Team:** As part of the Fleet Ballistic Missile \(FBM\) Program, the Reliability Engineer role will include a wide variety of reliability engineering tasks and… more
    Lockheed Martin (11/20/25)
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  • RF Engineer - TS/SCI

    Lockheed Martin (Littleton, CO)
    …of our Analysis and Test Team, you will have access to cutting\-edge software modeling tools and state\-of\-the\-art hardware resources, enabling you to tackle ... to span multiple disciplines, while maintaining a deep technical proficiency in modeling , simulation , design, and testing\. Ideal candidates will possess a… more
    Lockheed Martin (11/22/25)
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