Summary
Mathieu S is a seasoned cybersecurity leader and Staff Program Manager with over two decades of hands-on experience in threat research, hunting, adversary detection, and incident response. Based in Montreal, he has led and transformed international, multi-timezone teams across vendors and enterprise environments—turning disengaged groups into top performers and earning organization-wide recognition. He combines deep technical roots from early security consulting and SOC leadership with program-level impact at companies like SpecterOps, Sophos, and Sumo Logic. A longtime Blue Team advocate and Core Mentor for DEF CON’s Blue Team Village, Mathieu also communicates complex adversary tradecraft to global audiences at Derbycon, SANS, RSAC and SecTor. Notably, he blends full-stack development sensibilities with offensive security expertise, enabling pragmatic detection content and scalable security operations.
10 years of coding experience
6 years of employment as a software developer
DEC Informatique, DEC Informatique at College de Maisonneuve
French, English, Spanish