After studying mechanic in different universities in France, he prepared his PHD graduate doctor at Pierre et Marie Curie University (Paris) in 1997 in Mechanical Engineering. He worked for 4 years for an IT company (ATOS) before joining Gaz de France (IT department). As project manager, he worked for the retail market (commercial and marketing) before joining GRTgaz in 2007. He held various functions as Business analyst for Pipe Network Applications, IT manager department for industrial IT, IT representative.
Jacques joined ENTSOG in March 2018 as a part of the System Development Area.