Sean Mullins

Sean Mullins possesses extensive experience in information technology and security, currently serving as Vice President & Chief Information Security Officer at Cass Information Systems since August 2000. In this role, Sean develops and implements enterprise-wide security programs while leading cross-functional teams to manage security operations. Previous positions at Cass include Vice President of Infrastructure, Security & Risk, where responsibility encompassed core technology infrastructure and IT risk management, and Vice President of Enterprise Infrastructure, focusing on modernization and strategy alignment. Earlier roles included Director and Manager of Enterprise Infrastructure, overseeing strategic planning and operations of technology systems, and Sr. Network Engineer, responsible for network architecture and maintenance. Sean began a career at Hilco Technologies as Manager of Information Systems and Sr. Systems Administrator, after earning a B.S. in Engineering, Computer Science from the University of Illinois Urbana-Champaign.