Mark Mc Collum
About Mark Mc Collum
Mark McCollum is the Uncon ICS Cyber Security Lead at ExxonMobil, focusing on improving cyber security for process control environments and ensuring compliance with industry standards.
Current Role at ExxonMobil
Mark Mc Collum currently serves as the Uncon ICS Cyber Security Lead at ExxonMobil. In this role since 2024, he enhances the cyber security posture of process control environments. He is heavily focused on compliance with industry standards such as ISA99, NIST, and API. He also leads the implementation of security standards for unconventional oil production in the Permian Basin and other fields in the US and Argentina.
Previous Experience at ExxonMobil
Before his current role, Mc Collum worked in several positions at ExxonMobil including ICS CyberSecurity Advisor, IT/OT CyberSecurity Advisor, and Industrial Control Systems Supervisor between 2018 and 2024. He also served as an IT Auditor from 2015 to 2018, and as Supervisor for Oracle Operations Americas from 2012 to 2015. His experience extends to Network Infrastructure US Operations Team Leader from 2009 to 2012, Senior Network Engineer from 2005 to 2009, and Analyst from 2000 to 2005.
Early Career
Mark Mc Collum began his career at Macmillan USA as a Network and Desktop Support Intern in 1999. He subsequently worked as a Supervisor at Macmillan USA from 1996 to 1998. Additionally, he served in the US Army Reserves as a Combat Engineer Sergeant from 1988 to 1996 in Indiana, USA.
Educational Background
He holds two degrees from Purdue University. He earned a BS in Computer Technology from 1998 to 2000, and a BA in Communications from 1990 to 1994. His education has provided him with a solid foundation in both technical and communication skills essential for his roles in cybersecurity and network infrastructure.
Expertise in Cyber Security
Mc Collum specializes in identifying security gaps and recommending tools and controls to prevent and detect cyber security attacks. His expertise extends to vulnerability management within industrial control systems. His efforts are particularly centered on improving the cyber security framework while ensuring compliance with established industry standards such as ISA99, NIST, and API.