ETCS RBC Security Test Engineer – TCB / PKI / Secure Communication

Location: Bucharest, Ilfov, Romania Job ID: R0146604 Date Posted: 2026-10-08 Company Name: Hitachi Rail Romania Profession (Job Category): IT, Telecom & Internet Job Schedule: Full time Remote: No About Us A career at Hitachi Rail will help create a legacy. With operations in every corner of the world, our work goes to the cutting-edge of digital transformation and technology.

From the multi-cultural strength of our global organisation to the sustainable and innovative ways we work to bring people together, there’s something for everyone to get stuck into. And that’s where you come in. Job Description: Job profile ETCS RBC Security Test Engineer – TCB / PKI / Secure Communication Job purpose The new member will be part of the RBC team You will have the opportunity to work with experts from Romania and Germany (Berlin) in a very dynamic and complex environment and also you will be responsible for testing the ETCS Level2 software products like Radio Block Centre.

Job summary

Test of complex and safety-critical application software for the railway field, mainly focusing on Trusted. Computing. Based Component of the ETCS Radio. Block. Center. The TCB Security Test Engineer shall be able to: Understand the ERA/Unisig Specification : SS-114, SS-137 and SS-146; Understand the cryptographic applied; Write test cases for positive & negative scenarios; Test Robustness; Perform Security-testing; Test certificates (validity, revocation, wrong/expiration keys); Test Message authentication; The role is a mixed of Linux + Ruby + OpenSSL + Wireshark / TCPDump + PKI + Networking + Test automation.

Professional competencies Education: Bachelor’s degree in Computer Science, Transportation, Electronics, Mathematics, Physics, or similar (Engineering background is a must) Requested technical competencies: Requirements-based testing (advanced) Linux knowledge (advanced) TCP/IP networking (advanced) Tcpdump analysis (advanced) Wireshark / packet analysis (advanced) TLS / secure communication (advanced) PKI (CMP, X509) certificates (medium-advanced) ERA UNISIG SUBSET-137 & SUBSET-146 (medium-advanced) Cryptography concepts (medium-advanced) Cybersecurity testing (medium-advanced) Ruby / Python scripting (medium) Would be a plus:

• CENELEC EN 50128 / EN 50716
• CENELEC EN 50126 / EN 50129 Experience in Railway Business / ETCS Thank you for your interest in Hitachi Rail. If your application is of interest, we will be in contact. Please do not hesitate to discover more about us and our latest jobs at https://www.hitachirail.com/careers . At Hitachi Rail, there is a place for everyone. We welcome and value differences in background, age, gender, sexuality, family status, disability, race, nationality, ethnicity, religion, and world view. It is our commitment to create an inclusive environment - we are proud to be an equal opportunity employer. We would be delighted if you would be one of our followers at https://www.linkedin.com/company/hitachirail