Indian Institute of Technology

Head, Dept. of Civil Engg., Indian Institute of Technology, Madras, (November 2004 – Feb 2008)

Professor, Department of Civil Engineering, Indian Institute of Technology Madras (September 2000 onwards).

Associate Professor, Department of Civil Engineering, Indian Institute of Technology Madras (May 1995 to August 2000).

Visiting Scientist, School of Civil and Environmental Engineering, Cornell University, Ithaca, New York, USA, (January -December 1994).

Assistant Professor, Department of Civil Engineering, Indian Institute of Technology Madras (January 1991 – May 1995).

Lecturer, Department of Civil Engineering, Indian Institute of Technology Madras (July 1987 – December 1990).