Freelance Railway Commissioning Engineer – Rolling Stock

Optimus Search is seeking Railway Commissioning Engineers/Technicians for a long-term freelance project in Valenciennes, France. You will be involved in the commissioning of over 100 train units across various European locations, starting at the end of July 2026.

Candidates must have experience in railway commissioning, support extensive travel, and work well independently. This role involves performing dynamic commissioning, executing structured test procedures, and collaborating with client engineers during vehicle integration.