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161 simulation engineer jobs at 54 companies in Washington

1mo
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Multiphysics Simulation Engineer
Everett, Washington, United States
$138k-$182k/yr OnsiteFull Time
Helion
Helion: Building fusion reactors to produce clean, low-cost electricity.
3+ YOEBachelor's in engineering/physics/math, minimum 3 years engineering experience, strong numerical simulation and finite-element skills, EM and thermal modeling experience, proficiency with multiphysics tools and scripting (Matlab/Python).
COSMOL, ANSYS, Opera, Matlab, Python
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1w
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Simulation Engineer III, Autonomy & Robotics
Seattle, Washington, United States
$165k-$231k/yr OnsiteFull Time
Blue Origin: Develops reusable rockets and systems for human spaceflight.
5+ YOEB.S. in relevant engineering/computer science field, 5+ years building physics-based simulations for aerospace/robotics, proficiency with Gazebo/NVIDIA Isaac Sim/Unreal/Chrono, C++ and Python, HIL/SIL experience, sensor and dynamics modeling.
Gazebo, NVIDIA Isaac Sim, Unreal Engine, Chrono, C++, Python, Hardware-in-the-Loop (HIL), Software-in-the-Loop (SIL), ROS, ROS2, CUDA, Docker, Kubernetes, CI/CD
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1mo
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Modeling & Simulation Engineer
El Segundo or Los Angeles or Washington or San Francisco or San Diego or Seattle or London
$140k-$190k/yr OnsiteFull Time
CHAOS Industries
CHAOS Industries: Develops advanced radar and sensing systems for modern defense.
5+ YOEBachelor's degree in a quantitative field, 5+ years supporting defense or advanced tech programs, proficiency in Python and MATLAB, experience with mission-level simulations (AFSIM, ESAMS, Brawler, Ansys STK), statistical analysis, Linux, and eligibility for Top Secret/SCI clearance.
AFSIM, ESAMS, Brawler, Ansys STK, Python, MATLAB, Pandas, Polars, NumPy, SciPy, Scikit-Learn, Matplotlib, Seaborn, CuPy, PyTorch, Linux, MAK VR-Forces, SIMDIS, PX4, X-Plane, Gazebo, NVIDIA Omniverse
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3w
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Co-Simulation Engineer III
United States or Colorado or California or Illinois or New York or Washington or District of Columbia
$105k-$131k/yr RemoteFull Time
DLB Associates
DLB Associates: Provides engineering and commissioning services for mission-critical data centers.
2+ YOEExperience developing thermo-hydraulic and CFD models, multi-domain co-simulation, validation/calibration, and preparing technical reports; strong thermodynamics, heat transfer, hydraulics knowledge; proficiency with hydraulic and CFD tools; programming and MS Office skills.
Flownex, Siemens Flomaster, Aspen HYSYS, Cadence Reality DC Design, ANSYS Fluent, STAR-CCM+, AutoCAD, Revit, Python, C/C++, MATLAB, Microsoft Excel, Microsoft Word, Microsoft Outlook, Microsoft PowerPoint, Microsoft Teams, BMS/SCADA
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Principal Signal Integrity Simulation Engineer
Redmond, Washington, United States
$143k-$275k/yr HybridFull Time
Microsoft
MicrosoftNASDAQ: MSFT: Develops software, services, devices, and cloud computing solutions.
3+ YOEAdvanced degree in EE/Physics or equivalent experience with 3+ years (doctorate) to 8+ years (bachelor) technical experience; expertise in signal integrity, RF, electromagnetic and system-level modeling; ability to pass export-control related security screenings.
Cadence, Ansys HFSS, Keysight ADS, AWR, COMSOL, SPICE, Python
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2mo
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Sr. GNC Modeling and Simulation Engineer
Mountain View or Seattle or Remote
$215k-$300k/yr HybridFull Time
Reliable Robotics
Reliable Robotics: Develops autonomous flight systems for commercial and cargo aviation.
8+ YOEMS in aerospace engineering or related; 8+ years in aerodynamics, flight dynamics simulation, system identification; Python, C++, MATLAB/Simulink; Linux; strong communication.
Python, C++, MATLAB/Simulink, Linux
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Principal Signal Integrity Simulation Engineer (200042317)
Redmond, Washington, United States
OnsiteFull Time
Microsoft
MicrosoftNASDAQ: MSFT: Global provider of software, cloud, and AI technology solutions.
No qualifications specified in the posting.
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2d
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Modeling & Simulation Eng, Amazon Leo
Redmond, Washington, United States
$129k-$175k/yr OnsiteFull Time
Amazon
AmazonNASDAQ: AMZN: Global online retail and cloud computing technology provider.
3+ YOEBachelor's in STEM,3+ years developing physics- or data-driven models for power/thermal/electromechanical systems,proficiency in Python or Matlab,experience validating models against test or flight data; battery/solar/orbital experience preferred.
Python, Matlab, AWS, Git, Jupyter
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Electrical Engineer, Digital Twin & Simulation - Dallas, Texas, United States
Cincinnati or Chicago or Dallas or Fort Lauderdale or Atlanta or New York or Seattle
$130k-$170k/yr HybridFull Time
Jacobs
JacobsNYSE: J: Global provider of professional engineering and technical services.
5+ YOE5–10 years electrical engineering experience with minimum 3 years in power systems/simulation, bachelor's in EE or EET required, experience developing dynamic electrical models, familiarity with protection, PLC/SCADA/EPMS integration, and strong technical reporting skills.
ETAP, PSCAD, SKM Power Tools, EMTP, Modelica, Ignition, FactoryTalk, SCADA, EPMS, PLC, BACnet, Modbus, DNP3, Hardware-in-the-Loop (HIL)
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2mo
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Software Engineer - Simulation Fidelity
Seattle, Washington, United States
$166k-$220k/yr OnsiteFull Time
Anduril Industries
Anduril Industries: Defense technology building autonomous military hardware and software.
3+ YOEBachelor's in CS/Engineering/Physics/Math; 3+ yrs software engineering; C++/Rust; Python/MATLAB; performance optimization; automated testing; ability to obtain/maintain Secret clearance.
C++, Rust, Python, MATLAB
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Sr. Process Engineer (Tacoma, WA, US, 98421)
Tacoma, Washington, United States
$133k-$200k/yr OnsiteFull Time
Par Pacific
Par PacificNYSE: PARR: Refines petroleum and operates a network of retail fuel stations.
5+ YOESenior process engineer with chemical engineering degree, 5+ years refining experience, design/simulation and project management skills.
Simulation software, Distributed Control Systems (DCS), Process design software
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4d
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Sr. Process Engineer
Tacoma, Washington, United States
$133k-$200k/yr OnsiteFull Time
Par Pacific
Par PacificNYSE: PARR: Operates energy infrastructure, refineries, and retail fuel networks.
5+ YOEBachelor's in chemical engineering, 5+ years oil refining experience (distillation, hydraulics, heat transfer), Ohio? (typo) simulation and process design skills, ability to manage projects and support refinery operations.
DCS, simulation software
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Lead Research Engineer - Power Systems
Pullman, Washington, United States
$115k-$170k/yr OnsiteFull Time
Schweitzer Engineering Laboratories
Schweitzer Engineering Laboratories: Manufactures digital systems that protect and automate power grids.
BS in Electrical Engineering; power system design, integration, and protection; MBSE, simulation, timing analysis; drafting; Navy/marine experience; US citizenship.
Model-Based Systems Engineering, Simulation, Drafting
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2mo
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Research Engineer, Robotics
Seattle, Washington, United States
$119k-$178k/yr OnsiteFull Time
Allen Institute for Artificial Intelligence
Allen Institute for Artificial Intelligence: Non-profit institute developing open-source artificial intelligence for scientific impact.
3+ YOEMasters+3 years in robotics or PhD; Python proficiency; experience with physical robots or simulation; strong debugging and system-building skills; collaborative; systems-oriented.
Python, Robotics, Simulation, GPU-accelerated simulation
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3mo
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Electrical Engineer, Product Support (2026-049) (WA, Kirkland)
Kirkland, Washington, United States
$79k-$119k/yr OnsiteFull Time
Astronics
AstronicsNASDAQ: ATRO: Manufactures technology systems for aerospace and defense industries.
1+ YOEBachelor's in Electrical/Electronics Engineering; 1 year power electronics experience; DO-160 knowledge; schematic/tools/simulation proficiency; ITAR compliance; background check; drug screen.
Schematic capture tools, Electrical design software, Simulation tools
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3mo
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Mechanical Engineer
Bellingham, Washington, United States
$80k-$105k/yr RemoteFull Time
Tremco Construction Products Group
Tremco Construction Products GroupNYSE: RPM: Manufactures integrated building envelope systems and roofing materials.
Bachelor’s Degree in Mechanical Engineering; SolidWorks CAD; FEA simulations; testing and validation; cross-functional collaboration.
SolidWorks, Moldex 3D
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Senior Software Engineer - 3D Simulation Applications
Foster City or Seattle
$208k-$300k/yr HybridFull Time
Zoox
ZooxNASDAQ: AMZN: Developing autonomous robotaxis for urban ride-hailing services.
5+ YOEBachelor’s/Master’s/PhD in CS with 5+ years in software engineering and systems design; Python and/or C++; ML concepts; customer deployment experience; strong communication and cross-team collaboration.
Python, C++, Machine Learning, Cloud Computing
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2d
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Product Design Engineer - Dimensional Engineer
Sunnyvale or Redmond
$144k-$204k/yr OnsiteFull Time
Meta
MetaNASDAQ: META: Develops social networking platforms and virtual reality technologies.
8+ YOEB.S. in engineering (or equivalent), 8+ years experience, expertise in GD&T and tolerance analysis, manufacturing methods, and 3D variation simulation; experience across product lifecycle required.
Siemens VA (VisVSA), 3DCS, CETOL, NX, Minitab, Quantum XL, JMP
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2mo
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Senior GNC Engineer
Seattle, Washington, United States
$150k-$200k/yr OnsiteFull Time
Cowboy Space
Cowboy Space: Building satellite-based orbital infrastructure for AI data centers.
5+ YOESenior GNC engineer with 5+ years in GNC/controls, strong dynamics/control theory, MATLAB/Simulink, Python, and flight software or simulations.
MATLAB/Simulink, Python
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Controls Engineer, Demand Management
Austin or New York City or San Francisco or Seattle
$197k-$227k/yr OnsiteFull Time
Fluidstack
Fluidstack: Provides high-performance cloud GPU infrastructure for AI development.
Experience engineering controls for energy systems (demand response, microgrids, industrial load), integration with utility/market signals, simulation validation, and power systems knowledge.
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