European Union Agency for Railways

Nicolas Wagner

Senior Key Expert

Siemens

Biography

Nicolas Wagner studied Industrial Engineering at Technical University in Berlin. He started his career in 2011 as a CCS approval manager for Alstom Transport in Germany. Today he is Senior Key Expert for on board CCS approval at Siemens Mobility with extensive experience in the certification and authorisation of on-board CCS products and systems. He has successfully led and supported pioneering on-board ETCS and ATO authorisations for commercial operation in Germany and Europe. He also serves as an industry representative in international standardization and authorization bodies, such as UNISIG.

This page was created in the context of an event organised by the European Union Agency for Railways. The information was provided at the time of the event and may not reflect the person’s current role or activities. Last updated on 17 April 2026, this content may no longer be fully up to date, and the Agency does not guarantee its accuracy or completeness.