Patrick Gillespie, OT Practice Director – Patrick began his career in the security industry in 2005. Prior to
that he was a CNC programmer. His professional experience includes operational technology and
information technology as a network architect that designed and built network and security infrastructure
for multiple automated facilities for global manufacturing companies. A veteran of the United States Army,
Patrick worked in Military Intelligence and served in Operation Enduring Freedom in Afghanistan.
Patrick earned a Bachelor of Science degree in Computer Information Systems from Thomas Edison State
University and a Master of Science in Computer Information Systems (Concentration: Security) from
Boston University and holds several certifications to include CISSP, OSCP, CCNP, and IEC/ISA 62443.
Defend the Railroad 2026 Speaker
Patrick Gillespie
OT Practice Director, GuidePoint Security
