Prof Christian Bonnet started his career in the domain of programming languages. He participated in the definition of the programming language ADA. and the implementation of the first European ADA compiler within the ALSYS company. He joined GSI-TECSI in 1983 as a consultant. He also worked on different projects related to radio communications systems, value-added networks, and real-time systems.

In 1987 he was appointed Director of the Real-Time Department of GSI Tecsi, and Responsible for the R&D European IST projects (DESCARTES, DRAGON, REX). He was the head of department of the Mobile Communications Department at EURECOM for over a decade before playing a key role in the creation of the OpenAirInterface Software Alliance. He served as the first President of OSA before retiring in 2018.