Devoyon Guillaume

Devoyon Guillaume is a seasoned professional in cybersecurity and IT infrastructure with extensive experience across various roles and companies. Currently serving as RSSI at HelloAsso since April 2024, Devoyon previously worked as an Associate at onepoint, focusing on cyber governance and security architecture. A significant tenure at CGI spanned nearly a decade, during which Devoyon held multiple esteemed positions, including Enterprise Urbanist and Enterprise Security Architect, playing key roles in infrastructure urbanization and security solutions. Devoyon’s earlier career includes leadership and technical roles at Logica and engineering contributions at Visto, Altexia, and ATMC Cellular, complemented by an engineering degree from Université de Bordeaux and a Bachelor of Science from Lycée Jean Moulin Langon.