Integration & Commissioning Technician

We are seeking an experienced Integration & Commissioning Technician to support vehicle integration and hydrogen fuel cell system development. This is full-time on-site position starting January 2027. Key Details: Location: Temecula, CA Schedule: Monday–Friday, 8:30 am–5:00 pm, plus occasional overtime Compensation range : $35–$45/hour + company benefits Duties: Assemble and install hydrogen fuel cell systems and related mechanical components in heavy-duty vehicles.

Integrate mechanical and electrical components, including harnesses. Perform diagnostic testing to identify and resolve mechanical issues within hydrogen fuel cell systems. Conduct functional, performance, and reliability testing of fuel cell systems and associated components. Read and interpret mechanical schematics, blueprints, and fuel cell system diagrams to ensure accurate assembly and installation.

Participate in the commissioning, testing, and troubleshooting of hydrogen fuel cell prototypes. Conduct maintenance on fuel cell systems and related mechanical components. Collaborate closely with design and engineering teams to provide feedback and suggest improvements to system design and installation procedures. Document all work performed, including test results, repairs, and modifications, in compliance with industry and company standards.

Ensure strict adherence to safety protocols, particularly those related to hydrogen handling and high-pressure systems.

Requirements

Proven experience as a Mechanical Technician, preferably in prototype, automotive, or advanced technology environments. Strong ability to read and interpret mechanical drawings, schematics, and technical documentation. Hands-on experience with mechanical assembly, testing, and troubleshooting. Familiarity with safety standards related to high-pressure systems and hazardous materials (hydrogen experience preferred).

Ability to work independently while collaborating effectively with cross-functional teams. Strong documentation and communication skills. You are our ideal candidate if you match the above description and: Have prior experience working on fuel cell trucks (Class 8, refuse, bus, drayage, etc.) Have experience with truck electrical architecture.

The hourly rate for this position is $35–$45 USD. Factors such as scope and responsibilities, candidate experience, education or training, job-related skills, internal equity, and market or business considerations may influence the final rate offered.