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

Description

The company builds railway signalling and digital transport systems, and this role sits in the RBC team working on ETCS Level 2 software, specifically the Radio Block Centre.

You will work alongside experts in Romania and Berlin, Germany, in a dynamic and complex setting.

The job is testing complex, safety-critical application software for the railway sector, with the focus on the Trusted Computing Based component of the ETCS Radio Block Centre.

Responsibilities

• Understand the ERA/UNISIG specifications SS-114, SS-137 and SS-146.
• Understand the cryptography used in the system.
• Write test cases covering both positive and negative scenarios.
• Test robustness and carry out security testing.
• Test certificates for validity, revocation, and wrong or expired keys.
• Test message authentication.

Requirements

• Bachelor's degree in Computer Science, Transportation, Electronics, Mathematics, Physics or a similar field; an engineering background is mandatory.
• Advanced skills in requirements-based testing, Linux, TCP/IP networking, tcpdump analysis, Wireshark and packet analysis, and TLS or secure communication.
• Medium to advanced skills in PKI (CMP, X.509) certificates, ERA UNISIG SUBSET-137 and SUBSET-146, cryptography concepts, and cybersecurity testing.
• Medium skills in Ruby or Python scripting.
• The role combines Linux, Ruby, OpenSSL, Wireshark, TCPDump, PKI, networking and test automation.

Conditions

Full-time position based in Bucharest, Ilfov, Romania.

Not remote.

The company is an equal opportunity employer and welcomes applicants of all backgrounds.

Benefits

• Experience in railway business or ETCS is a plus.
• Knowledge of CENELEC EN 50128, EN 50716, EN 50126 or EN 50129 is a plus.