Long description At CAF Signalling, we are building an extraordinary team! If you are passionate about railway signalling, keep reading! At CAF Signalling, you will find: * **Positive work environment:** You’ll adapt easily thanks to our strong camaraderie—collaboration and a friendly atmosphere are key. * **Technical excellence:** You’ll collaborate with experts in railway signalling. * **Work–life balance:** Hybrid remote work, flexible working hours, intensive workdays every Friday throughout the year, and summer arrangements adapted to your personal life. * **Social benefits:** Complementary restaurant vouchers added to your salary and remote-work allowance. We also offer a flexible compensation package: language courses, private health insurance, and childcare vouchers. * **Professional development:** As a growing company, you’ll engage in large-scale national and international projects that will accelerate your professional development and personal growth. Furthermore, we encourage continuous training to help you achieve your goals. * **Stability:** You’ll join a leading industrial group with over a century of history and strong future prospects. **You’ll succeed if…** * You hold a degree in Industrial Engineering, Telecommunications Engineering, Physics, or a related field. * You have at least three years’ experience in railway signalling projects (ERTMS or CBTC) and knowledge of CENELEC standards. * You understand interlocking functionality, ERTMS or CBTC systems, and/or possess experience in specifying and executing ERTMS or CBTC tests—both in laboratory and field environments. * You have experience using DOORS and managing traceability. * You are willing and able to travel nationally and internationally. * You communicate fluently—both orally and in writing—in English. **Responsibilities and opportunities** * Review system requirements for consistency with customer requirements. * Set up test environments, execute system tests on integration mock-ups, and manage non-conformities. * Verify traceability of system requirements to subsystems, products, etc. * Review the generation and verification process of data across various subsystems, ensuring alignment with the Safety Integrity Level (SIL) associated with the required functionalities. * Develop the Validation Traceability Matrix. * Produce the validation report and corresponding application conditions. Coordination with systems engineers, project technical leads, RAMS specialists, R&D teams, signalling specialists, project managers, etc. * **What will the process be like?** We’ll begin with a telephone interview to get to know you and explain the role and the company. Next, you’ll attend an individual online meeting with our technical and People teams, where you can learn in detail about the tasks involved in the team, clarify any questions or curiosities you may have regarding the vacancy. Finally, after evaluating your application, we’ll inform you of the final decision regarding the selection process as soon as possible. **Apply now and board the train to your future!**