10 prototype engineer jobs at 9 companies in Eureka, MO
2w
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Development Engineer, Mechanical
Auburn or Earth City
$100k-$120k/yr OnsiteFull Time
4+ YOEBS in Mechanical Engineering, 4+ years design experience, SolidWorks proficiency, machining familiarity, ability to create drawings/BOMs, prototype testing, and strong communication skills.
SolidWorks, Micrometer, Caliper, Optical comparator
2mo
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GPU Performance Engineer - Neural Reconstruction
California or Texas or New York or Oregon or St. Louis or Massachusetts
$224k-$431k/yr RemoteFull Time
12+ YOE12+ years experience with strong Python and C++, PyTorch and CUDA expertise, GPU profiling and performance analysis, benchmarking, and ability to translate prototypes into production-quality code.
PyTorch, CUDA, C++, Python, NumPy, Nsight Systems, Nsight Compute, NVTX, PyTorch Profiler, CUDA events
1mo
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Sales Engineer
Washington or Huntsville or Tampa or Colorado Springs or Dayton or St. Louis or Norfolk or Omaha
$150k-$190k/yr RemoteFull Time
5+ YOE5+ years in customer-facing technical roles, hands-on coding with Python and JS/TS stacks, experience building prototypes/dashboards, sales/POC success, active Secret clearance and U.S. citizenship required.
Claude Code, Cursor, Copilot, Python, JavaScript, TypeScript, GDAL, rasterio, GeoPandas, QGIS, Cesium, Mapbox, Kepler.gl, Jupyter, Streamlit, Next.js, Flask, REST, GraphQL, Postman, SQL
6d
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New Products Lab Developer-Temporary
St. Louis, Missouri, United States
$26/hr OnsiteFull Time
Bachelor's in engineering or science required; support prototype design and sample production, use basic lab instrumentation, lead process improvements, and work rotating shifts, overtime, weekends and holidays.
2d
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Engineering Technician
Maryland Heights or St. Louis
$30/hr OnsiteFull Time
5+ YOEPreferred 5+ years in engineering laboratory, product development, manufacturing, or testing; prototype and test equipment experience; engineering drawing literacy; Microsoft Office and Excel proficiency; PLC programming; strong troubleshooting.
Microsoft Office, Microsoft Excel, PLC, data acquisition systems, hand tools, power tools, measurement tools, automated test equipment
4d
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Engineering Co-Op
St. Louis, Missouri, United States
OnsiteFull Time
Undergraduate study in mechanical or electrical engineering; CAD (Pro Engineer Creo) and shop tool experience; able to work minimum 24 hours/week; assist prototype builds, testing, and project execution.
Pro Engineer Creo, Microsoft Office
4d
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Engineering Technician III
St. Louis, Missouri, United States
OnsiteFull Time
Independently execute complex technical tasks, build/modify prototypes, operate test equipment, read engineering drawings, collect/analyze data, and support root‑cause investigations.
3w
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Sr Technologist Metals Center of Excellence
Alton, Illinois, United States
$86k-$118k/yr OnsiteFull Time
10+ YOE10+ years prototype/new product development experience; expertise in metallic prototype development, CAD/SoildWorks, CNC programming, metalworking, documentation, and cross-functional collaboration.
CAD, SoildWorks, MS Office, CNC
2mo
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Senior Electrical Engineering Technician (Bridgeton, MO, US, 63044)
Bridgeton, Missouri, United States
HybridFull Time
4+ YOEAssociate degree or equivalent; 4+ years electrical/mechanical tech experience; CAD/3D printing; assemble and test prototypes; US citizenship with ability to obtain DoD clearance.
CREO Parametric, 3D printing, Orca Slicer, Simplify3D, Inventor CAM, DMM, Oscilloscope, Power Supply
1w
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Model Shop Technician
Saint Louis, Missouri, United States
OnsiteFull Time
3+ YOE3+ years in model/prototype/tool room; read engineering drawings/CAD; manual and CNC machining; SolidWorks/CAD/CAM experience; stand for long periods; lift up to 40 lbs.
CNC, SolidWorks, CAD, CAD/CAM