521607
14-Sep-2026
Mobility
SIEMENS MOBILITY, S.L.U.
Mid-level Professional
Create technology that moves the world forward.
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 a System Integration Engineer, you will ensure our technical solutions are functionally and operationally flawless. You will drive the integration strategy from gap analysis to final validation,



guaranteeing the successful deployment of our cutting-edge mobility systems globally.
You'll make a difference by
- Identifying project needs and executing gap analyses to drive updates in User Requirement Specifications (URS).
- Designing and executing comprehensive test, commissioning, and integration plans for advanced railway systems.
- Driving integration tests both in our state-of-the-art laboratories and on-site to ensure seamless deployment.
- Collaborating closely with Headquarters and System Management teams to define precise requirement specifications.
- Fostering a culture of continuous improvement by automating processes and applying lessons learned across projects.

Your success is grounded in
- 3+ years of solid experience in system testing, requirements management, traceability, and incidence resolution.
- Deep understanding of railway systems, specifically ERTMS L1/L2 (on-board and trackside) and Interlocking.
- Proven background working with System I

📌 Railway System Integration Engineer (Tres Cantos)
🏢 Siemens Mobility
📍 Tres Cantos