David Zambon, who holds the title of Chief Engineer in the Corps of Bridges, Waters and Forests, was appointed Director of Infrastructure for Transport and Materials at Cerema in November 2020. In November 2021, he also became Deputy Director General in charge of production management. Prior to this, he spent fifteen years at the Ministry of Ecological Transition, alternating between management positions in central administration and operational services in the transport sector. After a position as Deputy Director of Transversal Activities and Resources at the Directorate of Road Safety and Traffic (DSCR), he became Director of Operations and Deputy Director of Highways for Ile-de-France (DIRIF), before joining the DGITM as Deputy Director of Transport Services. In 2016, he took up the post of Director General of IDRRIM, before joining Cerema to support the organisation's strategic project on infrastructure asset management.