

System Mechanical Design Engineer
Location
Mountain View, CA
Level
Mid-Level
Department
Semiconductors
Type
Salary
$139,000 - $190,000
Job Description
Posted on:
2026-05-21
The role of a Mechanical Engineer at Lightmatter involves transforming complex electro-optical concepts into scalable hardware, focusing on mechanical design, thermal management, and collaboration with contract manufacturers.
Responsibilities
- Design, test, analyze, integrate, qualify, and document hardware of moderate to high complexity.
- Ensure proper packaging of optical, electrical, and related components for optimal thermal performance.
- Generate CAD designs and drawings, create BOMs, and craft work instructions.
- Manage design reviews and address feedback and change requests.
- Collaborate in root-cause analysis and technical investigations with cross-functional teams.
- Oversee in-house build and integration activities, leading to high-volume production.
- Manage outside fabricators to ensure quality workmanship and adherence to designs.
Job Requirements
- Bachelor’s degree in Mechanical Engineering or related fields.
- 5+ years of experience in system mechanical design with successful product releases.
- Proficient in 3D CAD solid modeling software (e.g., SolidWorks).
- Familiarity with thermal and structural testing and analysis.
- Strong understanding of heat transfer principles and materials selection.
- Industry experience in electronics packaging.
- Strong communication skills and adaptability in execution.




