| Post | Institute | Department | From - To |
|---|---|---|---|
| Professor | I.I.T. Delhi | Applied Mechanics | October 2006 - Present |
| Visiting Professor (on sabbatical) | University of Sussex, UK | Thermo Fluid Mechanics Research Centre | December 2007-November 2008 |
| Assoc. Professor | I.I.T. Delhi | Applied Mechanics | Jan. 2000 – October 2006 |
| Asst. Professor | I.I.T. Delhi | Applied Mechanics | Dec. 1993 – Jan. 2000 |
| Lecturer | I.I.T. Delhi | Applied Mechanics | Jan. 1992 - Nov. 1993 |
| Research Assistant | CUNY, New York, USA | The Levich Institue | Sep. 1988 – Dec. 1991 |
| Teaching Assistant | Cornell University, USA | Mechanical Engineering | August 1985-September 1988 |
Excellence in Teaching Award 2011, I.I.T. Delhi.
Distinguished Teachers Award 2003 (awarded by the C.V. Kapoor Educational Trust, New Delhi).
Ralph Boliagno Distinguished Teaching Assistant award 1988 (Mechanical Engg. Department, Cornell University, USA)
Fellow, Institutions of Engineers, India
Member, Indian Society of Mechanical Engineers
Member, Indian Society of Theoretical and Applied Mechanics (ISTAM)
Member, National Council of Fluid Mechanics and Fluid Power, India
Member, Aeronautical Society of India