John Gesler

John Gesler is a seasoned information security professional currently serving as the Group Information Security Officer at CIMIC Group Limited since June 2021. With extensive experience in ICT security governance cultivated during a long tenure at CPB Contractors, Gesler has held various key roles including ICT Security Governance Manager, EUC and Security Governance Manager, IT Unified Communications Manager, and Network Manager. Prior to CPB Contractors, Gesler worked as a WAN Team Leader and Senior Security/Network Engineer at Hansen Technologies, and held various positions in cybersecurity and network engineering across multiple organizations including CyberNet Group Australia and Compaq Computers Australia, showcasing a strong foundation in security governance, risk management, network engineering, and user training.