| 07/2021 – present: 07/2011 – 06/2021: 01/2006 – 06/2011: 10/2000 – 12/2005: 10/1998 – 10/2000: 01/1996 – 09/1998: 02/1994 – 12/1995: | Chair Professor, ECE Department, HKUST, Hong Kong Director, Nanosystems Fabrication Facility (NFF), HKUST Professor, ECE Department, HKUST, Hong Kong Associate Professor, ECE Department, HKUST, Hong Kong Assistant Professor, ECE Department, HKUST, Hong Kong Member of technical staff, R&D, Wireless Semiconductor Division, Agilent Technologies, Santa Clara, California, USA Assistant Professor, Department of Electronic Engineering, City University of Hong Kong, Hong Kong Research Fellow, NTT LSI Laboratories, Nippon Telegraph and Telephone (NTT) Corporation, Atsugi, Kanagawa, Japan |