Professor, Department of Civil Engineering, Indian Institute of Technology, Madras. (Since March 2009)
Associate Professor, Department of Civil Engineering, Indian Institute of Technology, Madras. (Jan 2004- March 2009)
Assistant Professor, Department of Civil engineering, Indian Institute of Technology, Madras (Jan 2001-Jan 2004)
Assistant Professor, Department of Civil Engineering, Indian Institute of Technology, Kharagpur (May 1999 to Dec. 2000)
Visiting Faculty, Department of Civil Engineering, Indian Institute of Technology, Kharagpur (May 1998 to May. 1999)
Senior Project Engineer, UNICEF sponsored project on Defluoridation of Water in Rural Areas Using Activated Alumina Technology, Department of Civil Engineering, IIT Kanpur (Aug 1997-May 1998)
RESEARCH INTERESTS
Water treatment and Rural Water Supply
Domestic and Industrial wastewater treatment with emphasis on wastewater reuse and recycling
Bioremediation of contaminated soils, air and water with heavy metals, pesticides and other hazardous organic compounds