ETCS Software Engineer - Main Line Signalling

SIEMENS MOBILITY, S.L.U.

Mid-level Professional

Empower the future of safe and seamless train travel worldwide.

For over 160 years, Siemens Mobility has been a global 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 ETCS Software Engineer , you will be the technical expert configuring and designing wayside ETCS equipment for national and international Main Line projects. Your work ensures trains move safely and automatically, preventing collisions using the latest railway failsafe technology.

You’ll make a difference by

Acting as the technical expert for ETCS sub-system functional behavior, engineering rules, and data preparation tools.
Engineering the ETCS-specific configuration based on precise project requirements and maintaining the software within budget and milestones.
Supporting testing, verification, and safety teams with software configuration issues and detailed log analysis.
Driving all phases of the ATC application engineering cycle, from requirements specification to implementation and commissioning.
Preparing comprehensive technical documentation in alignment with project requirements and applicable regulations.

Your success is grounded in

A Degree in Electrical Engineering, Electronics, Telecommunications, Computer Science, or a related field.
Solid experience in the Rail Signaling business, specifically with ATC technologies (like ERTMS, ASFA).
Extensive knowledge of SUBSET 026, 039, and 040, alongside CENELEC standards and V-life Cycle models.
Strong analytical skills for requirements analysis and advanced data handling (Microsoft Excel, VBA).
Fluency in English to thrive in international projects with distributed, multidisciplinary teams.

You’ll thrive even more if you also bring

Experience working with mixed ERTMS L1 and L2 systems or trackside ETCS data preparation.

Basic knowledge of interlocking systems and configuration management tools (Subversion, PVCS).

Programming skills in Python or similar languages, plus fluency in Spanish.

Even if you don't meet every single requirement, we encourage you to apply! We value potential, eagerness to learn, 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.

An inclusive environment where you can be your authentic self and truly belong, supported by dedicated teams and DEI learning resources.

A hybrid work model that gives you the best of both worlds: the energy of in-person collaboration and the flexibility of remote work.

A culture that values curiosity and guarantees continuous learning, offering personal and professional development opportunities for everyone.

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.

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

ETCS Software Engineer - Main Line Signalling

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