He has also held several international posts. He was a Professor of Emergency Medicine at Universiti Kebangsaan Malaysia from 2007 to 2010. He created the Center for Research in Emergency Medicine (CREM), and produced the first batch of Masters graduates in Emergency Medicine. He also was An International Associate for John Hopkins University, implementing the Hospital Preparedness for Emergencies (HOPE) course and the PEER Program which was funded by USAID.
He is a former Board member of the World Association for Disaster and Emergency Medicine (WADEM). He also participated in the World Health Organization’s Safe Surgery Saves Lives Taskforce that developed the WHO safe surgery checklist.