1. Fabricate prototypes, conduct testing, and work with sheet metal and other mechanical structures 2. Assist in CAD design using SolidWorks or Fusion 360, part modeling, and basic assemblies 3. Assemble mechanical enclosures and fixtures while integrating them with PCBs and electronics 4. Perform rapid prototyping, hands-on testing, and iterate on mechanical tolerances 5. Collaborate with electrical, industrial, and manufacturing teams for design integration 6. Validate prototypes with the engineering team and iterate based on test results 7. Document tests, issues, and contribute to design reviews and release notes