Prototype Build Technician

Prototype Build Technician

Protingent Staffing has an exciting direct hire Prototype Build Technician opportunity with our client located in San Francisco,CA. In this hands‑on role, you will help service and assemble the next generation of robotic systems. You will own the end‑to‑end buildout of test platforms and be responsible for delivering complete test fixtures to internal and external customers. You’ll work with a thoughtful, dynamic team of engineers to develop test systems, maintain shop operations, and contribute to a growing service and development capability for cutting‑edge robotics.

You’ll work closely with hardware and service engineering teams to tackle novel technical challenges in electromechanical systems and vehicle platforms. This is a role for someone who thrives in a fast‑paced, hands‑on environment and is passionate about building and refining robotic systems.

• Assemble, repair, and troubleshoot complex electromechanical systems, including test platforms and robotic delivery vehicles.
• Own the end‑to‑end build and delivery of test fixtures and prototypes.
• Develop and create wiring harnesses, assemble compute systems, and integrate electronics and sensors.
• Perform root cause analysis, calibration, and diagnostics on vehicle and computer systems.
• Maintain a structured inventory and lab environment to ensure organization and efficiency.
• Manage procurement of key components and maintain relationships with suppliers.
• Collaborate closely with engineering to minimize downtime and optimize performance.
• Document detailed assembly procedures for future reference and repeatability.
• Regularly work at customer or field sites to support integration and testing.

• 5+ years of hands‑on technical experience in mechanical, electrical, computer, automotive, or robotics industries.
• Demonstrated ability to assemble prototypes, build wiring harnesses, and follow engineering instructions precisely.
• Strong understanding of schematics, datasheets, and the ability to interpret them accurately.
• Experience in soldering, crimping, and working with cable management in lab or shop environments.
• Proficiency with tools and equipment, including 3D printers, diagnostic instruments, and common shop machinery.
• Enthusiasm for learning new technologies and solving difficult technical challenges.
• Excellent communication and organizational skills, with a strong ability to manage inventory systems.
• Willingness to work on‑site with customers and in the field as needed.

• Familiarity with Python or other programming languages for automation or troubleshooting.
• Experience with ROS and Linux for robotic system testing and integration.
• Skills in CNC machining, welding, or other fabrication techniques.
• Background in automotive repair or vehicle system maintenance.
• Experience working with AV hardware such as LiDARs, radars, and cameras.
• Ability to design and prototype custom wiring harnesses and understand harness drawings.
• Knowledge of CAD software such as Solid Works for 3D model navigation and design edits.

• Job Type: Direct Hire
• Pay Rate Range: $45‑$60 an hour
• Location:
  
  San Francisco,CA