General engineer (ENTPE, Professional competition 2009) exercised from 1979 to 1993 various responsibilities at the Agency for the safety of air navigation (ASECNA). In 1993, he was appointed head of subdivision of Saint-Jean de Maurienne at the Departmental Directorate of Equipment (DDE) of Savoie then Secretary General of the DDE of Haut-Rhin in 1995. From 1999 to 2002, he joined the management of roads where he was successively head of the maintenance office of the national road network (RRN) then assistant to the deputy director of road network management. Deputy Director of the Savoie DDE in 2005, he was appointed head of the special service for the air bases of ÃŽle-de-France at the general direction of civil aviation (DGAC) in 2007 then head of the national airport engineering service. and Director of SNIA in 2010.