SANS Certified Instructor Stephen Mathezer has dedicated his career to securing industrial control systems (ICS) and operational technology (OT) environments. With more than 25 years of experience in IT and OT security, he has led major security initiatives, including the re-architecting of OT networks for a multi-billion-dollar oil and gas company. In addition to his role as an instructor, Stephen serves as a cybersecurity leader at iON United Inc., where he leads the Service Delivery & Innovation team, providing consulting, strategic, technology, and managed cybersecurity services to industrial organizations worldwide.
