ATC Software Engineer - Rail Signalling en Tres Cantos, España

Shape the future of safe and intelligent train control 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 ATC Software Engineer , you will be the technical expert configuring and designing wayside and onboard signaling equipment for national and international projects. Your work ensures trains move safely and automatically, preventing collisions using the latest failsafe technologies like ERTMS and CBTC.

You’ll make a difference by

• Acting as the technical expert for ATC sub-system functional behavior, engineering rules, and data preparation tools.
• Engineering the ATC-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.

• A Degree in Electrical Engineering, Electronics, Telecommunications, Mechanical Engineering, or a related field.
• Experience in the Rail Signaling business, specifically with ATC technologies for Mass Transit (CBTC) or Main Line (ERTMS).
• Advanced capabilities in data analysis using Microsoft Excel, including the creation of VBA macros.
• Strong knowledge of CENELEC standards and V-model life cycle processes.
• Fluency in English to collaborate effectively across distributed international teams.

Knowledge of SUBSET 026, 039, and 040, or experience with mixed ERTMS L1 and L2 systems.

Experience in trackside ATC data preparation and basic knowledge of interlocking systems.

Programming skills in Python (or similar) and familiarity with configuration management tools like Subversion or PVCS.

Fluency in Spanish to seamlessly interact with local stakeholders.

Even if you don't meet every single requirement, 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. 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!