Railway Commissioning Engineers / Technicians (Rolling Stock) – Freelance/Contract

Barcelona | Start: End of July 2026 | Long-term programme through 2027

We’re supporting a major European rolling stock programme and are looking for 2 Railway Commissioning Engineers / Technicians (freelance) to join a long-term international project. You’ll support the commissioning of over 100 train units during the pre-series and series production phases, working across multiple European locations.

Responsibilities

- Perform static and dynamic commissioning of railway vehicles and subsystems
- Execute commissioning procedures, test protocols and startup activities
- Complete commissioning documentation and test reports
- Record commissioning status and test results
- Troubleshoot technical issues during commissioning and testing




- Support validation teams during vehicle integration and acceptance activities
- Collaborate closely with client commissioning and validation engineers

Requirements

- Previous experience in railway commissioning (Engineer or Technician level)
- Experience with rolling stock, railway vehicles, onboard systems or railway subsystems
- Ability to work independently in an on-site environment
- Experience following structured test procedures and technical documentation
- Experience within international railway projects
- Willingness to travel extensively and work across multiple European locations (Spain, France)

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📌 Commissioning Engineer (Railway, Rolling stock) - Excellent Daily rate - Optimus Search (Barcelona)
🏢 Optimus Search
📍 Barcelona