Sam Rehman is Chief Information Security Officer (CISO) and Head of Cybersecurity at EPAM Systems, where he is responsible for many aspects of information security. Mr. Rehman has more than 30 years of experience in software product engineering and security. Prior to becoming EPAM's CISO, Mr. Rehman held a number of leadership roles in the industry, including Cognizant's Head of Digital Engineering Business, CTO of Arxan, and several engineering executive roles at Oracle's Server Technology Group. His first tenure at EPAM was as Chief Technology Officer and Co-Head of Global Delivery.

Mr. Rehman is a serial entrepreneur, technology expert, and evangelist with patented inventions in software security, cloud computing, storage systems, and distributed computing. He has served as a strategic advisor to multiple security and cloud companies and is a regular contributor for a number of security industry publications.