Shape the future of safe and smart train travel worldwide.

For over 160 years, Siemens Mobility has been a integral leader, innovating transportation solutions that move the world. We lead the way in Rolling Stock, Rail Automation & Electrification, Turnkey Systems, Intelligent Traffic Systems, and comprehensive Related Services. Through digitalization, we empower operators worldwide to create intelligent infrastructure, enhance passenger experience, and ensure unparalleled availability. Join us in transforming Mobility Management, Turnkey Projects, Electrification, Mainline & Urban Transport, and Customer Services. If you're ready to make a real impact on a more connected and sustainable future, your journey starts here.

Your mission in our team As an ATC On-Board Engineer, you will design and integrate cutting-edge on-board signaling equipment for national and international railway projects. You will be the technical reference ensuring safe, seamless communication between our advanced signaling systems and the rolling stock.

You’ll make a difference by

Acting as the primary technical expert for the architecture and design of ATC on-board equipment.

Designing and reviewing critical electrical and mechanical interfaces between the ATC subsystem and the train.

Creating comprehensive project documentation, including train wiring, installation drawings, and test protocols.

Preparing manufacturing documentation, material bills, and Factory Acceptance Test (FAT) guidelines.

Supporting dynamic and static on-board testing to ensure the highest safety and operational standards.

Your success is grounded in

A Degree in Electrical Engineering, Electronics, Telecommunications, or a related field.

Proven experience integrating subsystems within the rolling stock business.

Proficiency in engineering design tools such as AutoCAD, AutoCAD Electrical, and Solid Edge.

Fluency in both English and Spanish to collaborate effectively across international, multidisciplinary teams.





A strong results-oriented mindset with the flexibility to travel according to project needs.

You’ll thrive even more if you also bring

Knowledge of ATC signaling technologies (CBTC, ERTMS, ASFA) and CENELEC standards.

Experience with vehicle surveys for retrofits or requirements management tools like DOORS.

Advanced data analysis skills, including Microsoft Excel and the creation of VBA macros.

Don't meet every single requirement? Apply anyway! We value potential, growth, and diverse backgrounds.

What you can expect when joining You will be part of a team driving digital innovation, sustainability, and positive social impact through customer-oriented solutions.

If we all thought the same, we would never think of anything new! That’s why we recruit great minds from all walks of life. We recognise that building a diverse workforce is essential to the success of our business, therefore we encourage applications from a diverse talent pool. We welcome the opportunity to discuss flexibility requirements with our applicants to encourage agile working and innovation. Flexibility is our main benefit. We combine remote and presence work because work-life balance and wellbeing are essential for our teams. We are convinced that stay at home allow us to focus on activities that need more time for concentration and being at the office enhance our creativity collaborating and learning from others.

Siemens aboga por la igualdad de oportunidades entre mujeres y hombres, así como en la Diversidad como fuente de creatividad e innovación. Contar con diferentes tipos de talento y de experiencias nos hace ser más competitivos y estar mejor preparados para responder con éxito a las demandas de la Sociedad. Por ello, valoramos a las candidatas y a los candidatos que reflejen la Diversidad que disfrutamos en nuestra Compañía y animamos la cobertura de puestos por mujeres y hombres en ocupaciones que se encuentren subrepresentadas.

Join us and let's shape the future of mobility together! Apply now.

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📌 ATC On-Board Engineer - Railway Signaling (España)
🏢 Siemens
📍 España