Mark Reardon is the Director of Security and Information System Security Officer for Fiserv’s Digital Channels business unit. Mark oversees the security of all operational systems including overseeing application security throughout the software development and system lifecycles. In addition, Mark works with the various operations teams to oversee the security of the information systems and application in production, works with customers to address issues, and participates in strategy development and execution for the business unit.
Mark’s background includes a blend of information security and IT governance with IT operations and software development experience. He served as the CISO for the WellStar Health System’s eleven hospitals and several hundred practice facilities. He also served as the CISO for the state of Georgia for over ten years, implementing an information security program that followed the risk management framework established by NIST. In this capacity, Mark worked with the Governor’s Office to develop required agency reporting standards, and to develop a statewide risk management process that reports directly to the Governor.
Prior to becoming a CISO, Mark was Director of Security Engineering at CyberTrust Inc. (formerly TruSecure Corp.) and also an information security consultant in the transportation industry with Norfolk Southern Corporation. Additionally, Mark helped build the S1 Corporation from a startup into a leader in the banking and financial services software solutions industry, serving in several roles during his tenure including Director of Technology and Director of Software Development. He also managed S1’s Information Security Consulting Practice and was the Director of Information Security for the first transactional bank on the Internet.
Mark’s early IT experience includes developing data communications equipment and embedded software for Rockwell International, DCA Inc., Racal-Milgo, and AT&T Tridom.