40 years’ experience in teaching, research and consultancy as follows:

Academic:

• Lecturer, Department of Mechanical Engineering, IIT Delhi from 9 August 1968 to 31 December 1973.

• Assistant Professor, Department of Mechanical Engineering, IIT Delhi from Jan.1974 to 28 March 1979.

• Honorary Research Fellow, Department of Production Engineering, University of Birmingham UK (1975-76)

• Associate Professor, Department of Mechanical Engineering, IIT Delhi from 28 March 1979 to 29 September 1980.

• Professor, Department of Mechanical Engineering, IIT Delhi, 30 Sept. 1980 - 30 June 2006.

• Visiting faculty member in the Division of Industrial Engineering & Management, Asian Institute of Technology, Bangkok, Thailand (1985-86), Professor in the same (1989-91)

• Professor, IEM Division, AIT Bangkok (1989-91)

• Joint Professor; Department of Management Studies, IIT Delhi from June 1985 (in addition to Professorship in Department of Mechanical Engineering) to August 1995.

• Professor, MIED, IIT Roorkee (16th Dec.2001- 31st May 2006).

• Professor Emeritus, Department of Mechanical Engineering, IIT Delhi form 1st July 2006 to 31st July 2006.

• Honorary Visiting Professor, IIT Delhi, Jan. 2007

Administrative:

• Head, Centre for Management Studies, IIT Delhi, August 1987-89.

• Chairman, Division of Industrial Engineering & Management, Asian Institute of Technology, Bangkok, from 30 August 1989 to 31 August 1991.

• Co-ordinator, Interdisciplinary Applied System research Programme (1992 -96)

• Dean, Post Graduate Studies & Research, IIT Delhi (1995-98)

• Head, Centre of Educational Technology (1997 - 98)  

• Deputy Director (Faculty), IIT Delhi, 1^st March 1998-28 Feb, 2001 

• Officiating Director , IIT Delhi (1^st July 2000 – 12^th Dec. 2000)

• Director, IIT Roorkee (16th Dec.2001 - 31st May 2006).

• Vice Chancellor, UP Technical University (from 31st July 2006 onwards)