- 2020-present, Pro-Vice-Chancellor / Vice-President, The Chinese University of Hong Kong
- 2020-present, Professor, School of Biomedical Sciences, The Chinese University of Hong Kong
- 2016-2020, Associate Vice-President (Research), The University of Hong Kong
- 2013-2020, Professor, School of Biomedical Sciences, The University of Hong Kong
- 2013-2016, Director, Centre for Reproduction development and Growth, Li Ka Shing Faculty of Medicine, The University of Hong Kong
- 2009-2015, Head, Department of Biochemistry, The University of Hong Kong
- 2001-2009, Assistant Dean (Research), Li Ka Shing Faculty of Medicine, The University of Hong Kong
- 2001-2013, Associate Professor / Senior Lecturer, Department of Biochemistry, The University of Hong Kong
- 1991-2000, Lecturer, Department of Biochemistry, The University of Hong Kong
- 1987-1991, Post-doctoral Fellow, National Institute for Medical Research, London, U.K.
|