05/81-08/87
Assistant Engineer / Engineer, Tata Motors (TELCO), Jamshedpur
09/91-06/92
Lecturer, IIT Kharagpur, Kharagpur (West Bengal)
06/92-01/97
Assistant Professor, IIT Bombay, Powai, Mumbai
01/97-01/00
Visiting Fellow, University of Minnesota, Minneapolis, USA
04/00-08/00
Scientific Advisor (DST Project), IIT Kharagpur, Kharagpur (West Bengal)
08/00-06/06
Associate Professor, IIT Kharagpur, Kharagpur (West Bengal)
06/06-12/09
Senior Director (R&D), Emerson Network Power (India), Thane, Maharashtra
02/10-06/10
Visiting Fellow, University of Minnesota, Minneapolis, USA
06/10-07/13
Senior Director (Engineering), Emerson Network Power (India), Thane, Maharashtra
07/13-Present
Professor, Department of Electrical Engineering, School of Engineering, Shiv Nadar University, Delhi-NCR