At Alstom, we build what millions depend on daily - rail transportation systems that can’t afford to fail. We’re more than 85 000 people worldwide creating the industry’s most diverse portfolio: high-speed trains, metros, trams, maintenance services and integrated systems.

More than a job: a mission We’re looking for a Test & Commissioning Technician You’ll work alongside people who show up with ownership, passion, and dedication - because they know what’s at stake: the journey home.

Your role, your impact

Support Verification & Validation and commissioning activities across signalling projects

Execute testing procedures and maintain accurate test documentation

Identify, troubleshoot and support the correction of system defects

Ensure test tools are calibrated, operational and compliant with project requirements

Replace defective equipment and coordinate repairs according to established procedures

Follow instructions from the Sub-system T&C; Engineer and/or T&C; Leader while contributing to project delivery

You’ll work with sharp, committed teams across engineering, commissioning and project delivery - solving complex challenges that shape the future of mobility.

What You Bring

Experience or knowledge in testing, commissioning, electrical, electronic or railway environments

Strong analytical and problem-solving skills to investigate system failures

Proactive, rigorous and team-oriented mindset





Commitment to EHS standards and quality requirements

Flexibility and mobility to support projects in different locations and countries

Availability to work on-site, including night shifts when required

Ability to use new technologies and testing tools

Driving licence

How Success Is Measured

Efficiency and quality during test execution

Compliance with EHS and regulatory requirements

Accuracy of defect identification and resolution support

Quality of reporting, monitoring and communication with the T&C; team

Contribution to customer satisfaction and project milestones

Alstom, a great place to grow

Enjoy stability, challenges and a long-term career free from boring daily routines

Collaborate with transverse teams and helpful colleagues

Contribute to innovative projects

Utilise our cooperative working environment

Steer your career in whatever direction you choose across functions and countries

Benefit from our investment in your development, through award-winning learning

Benefit from a fair and dynamic reward package that recognises your performance and potential, plus comprehensive and competitive social coverage

Here, progress isn’t always easy - the scale is massive, the tasks are complex - but the impact is real. Because when the system runs, the train moves, and the city connects - that feeling stays with you. And the legacy lasts.

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📌 Test & Commissioning Technician -OB (Madrid)
🏢 Alstom
📍 Madrid