Professional Experience
| Research Associate : | August 1976-July 1977, IIT Bombay |
| Lecturer : | July 1977-June 1982, IIT Kanpur |
| Associate Professor : | June 1982-March 1991, IIT Kanpur |
| Visiting Associate Professor : | August 1986 - July 1987, University of Kentucky, Lexington, U.S.A |
| Professor : | Since March 1991, IIT Kanpur |
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