Oliver Ong Sio

Oliver Ong Sio currently serves as the Manager of Human Resources for Employee Relations and Business Partnership at Global Payments Inc., having joined the company in September 2023. Prior to this role, Oliver held various HR management positions, including Manager of Employee Relations and HR Compliance at Sitel Group from November 2022 to September 2023, and Assistant Manager of Human Resources at Sykes Asia from August 2018 to November 2022, where responsibilities included managing disciplinary cases and providing strategic HR support. Previous experience encompasses roles as Senior HR Business Partner at InterGlobe Technologies, Technical Adviser/Process Trainer at TeleTech, and early positions as Booking Agent and Checker at different organizations. Oliver holds a Bachelor of Science in Business Administration with a focus on Business Management from the University of Santo Tomas – Legazpi.