Nicolas Aubert serves as Directeur des opérations for the Villeneuve Demain/VITEO project at Eiffage Rail since October 2019, overseeing the implementation and maintenance of a significant site upgrade to accommodate future rail traffic on RER and Transilien lines. Previously, Nicolas held various leadership roles within Eiffage Rail, including Responsable du secteur Grands Projets Urbains et Grand Paris and Directeur des opérations for the Ligna projects. Prior to joining Eiffage, Nicolas worked at Colas Rail as Directeur travaux and Conducteur de travaux principal, where responsibilities included project oversight on significant RER line works. Career experience also includes roles at Colas Nord-Est and SCREG EST, as well as a degree in Technique routiere from the French National institution.