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Stephen Mathezer

Lecturer

Vice President Service Delivery and Innovation at iON

Specialities

Industrial Control Systems Security

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Stephen Mathezer
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About Stephen

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.

Student Reviews

  • Slide 1 of 3
    “

    Stephen is a great instructor and handled vLive well with a small class. We had great discussions.”

    Alex WaitkusSouthern Company
  • Slide 2 of 3
    “

    [Stephen] is well prepared and explained things very well.”

    NoufQatargas
  • Slide 3 of 3
    “

    [Stephen] is very knowledgeable and presents the information well.”

    Sarah FormwaltICS410 Student