Mark Ryan Jerez is a seasoned IT professional with extensive experience in system administration and virtualization. Currently serving as a Senior Virtualization Administrator at Flutter Entertainment Plc since October 2021, Mark is responsible for developing and maintaining a reliable infrastructure that supports both internal and external customers. Prior roles include Senior Systems Specialist at StarHub, where Mark managed operational aspects of system administration, and Senior System Engineer at IHiS, overseeing VMware-based infrastructure and troubleshooting incidents. Additional experience includes positions at ST Engineering, Accenture, Emerio, and JEA Steel Industries, where Mark honed skills in Windows systems administration and server management. Mark holds a Bachelor's Degree in Computer Engineering from Mapúa University.
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