Since May 2016, Bertrand has held the position of R&D Director Smartcard & Platforms, VALID.

He started his career in the semiconductor industry with Product Marketing positions at ST and Texas-Instruments. He later joined Gemplus, where he managed Latin American operations for ten years, and Oberthur Technologies. Bertrand then took up a position as CEO at Avilinks, before joining Inside Secure in 2006, and then Dictao, later acquired by IDEMIA.