Sergei Rousakov

Sergei Rousakov is a seasoned security professional with extensive experience in designing and implementing security architectures across leading technology companies. Currently serving as Principal Security Engineer and Chief Security Architect at LinkedIn since December 2019, Sergei drives Zero Trust Security Architecture and has defined LinkedIn's data-centric security strategy, led migrations to Azure, and established new security models for data centers. Prior experience includes a role at eBay as Director and Chief Payments Security Architect, where Sergei architected the Payments Intermediation Platform security and defined eBay's Data Security Strategy. Their foundational career at Cisco spanned nearly 17 years, during which Sergei held various leadership positions, including Technical Leader in Security Data Science, Chief IT Architect, and Chief IT Security Architect, focusing on threat intelligence, enterprise architecture, and security solutions. Sergei holds multiple advanced degrees, including a Graduate Certificate in Artificial Intelligence from Stanford University and a Master of Science in Biophysics from Vanderbilt University.