Professor of Virology, Dean Faculty of Natural Science, University the Western Cape, Dean-Elect Faculty of Science, Stellenbosch University, South Africa.
Junior group leader “Membrane Dynamics & Viruses” (MDV),IRIM – Research Institute in Infectiology of Montpellier, France
Assistant Professor at National University of Sciences and Technology (NUST), Pakistan
Director, Center for Emerging arbo and Respiratory virus research, Professor, University of Pretoria. Chair of the WHO Scientific advisory group on the origins of novel pathogens, South Africa
Executive Director of Tropical Medicine Cluster at Chulalongkorn University, an advisor of Faculty of Tropical Medicine, Mahidol University, Department of Health, Bangkok Metropolitan Administration and Faculty of Medicine, Thammasat University
Fellow in the Special Pathogens Unit at the Canadian Food Inspection Agency
The Director General of the International Vaccine Institute (IVI), Korea
Researcher Microbiologist at the USDA, ARS, Arthropod-Borne Animal Diseases Research Unit, Manhattan, USA