As Chief Engineer and Director, Reliability Outreach at the Texas Reliability Entity (a NERC Regional Entity), Mark is part of a team focused on bulk power grid reliability. Efforts include long-term reliability assessments, performance monitoring and disturbance event analysis for the Texas Interconnection, sharing how grid transformation and the integration of variable energy, inverter-based resources, storage devices, distributed energy sources and large loads create challenges and opportunities, with added concerns from extreme weather and other disruptive conditions. Prior to this role, he developed and managed reliability compliance programs at Texas RE and ERCOT ISO and served in varied assignments at a central Texas utility. Mark is a licensed Texas professional engineer, a Certified Energy Manager, and he holds a BSEE from the University of Texas at Austin, with a graduate certificate in Telecommunication Management from St. Edwards University.