Didier Calizzano has extensive experience in information technology and project management within governmental organizations. Currently serving as Responsable informatique at the Direction générale des douanes et droits indirects (DGDDI) since October 2022, Didier previously held significant roles at the Présidence de la République from November 2013 to September 2022, including Chef du service des télécommunications et de l'informatique and Responsable du pôle Projets du système d'information. Didier's career at DGDDI began in February 1988, with various leadership positions focused on projects and IT policy until October 2013. Earlier experience includes a role as Chargé de mission within the Ministry of Budget, spanning from April 1992 to February 2000. Didier Calizzano holds a degree from Sciences Po Grenoble.