Professional Experience
- March 2014 – till date: Independent Researcher.
- January 2004 – February 2014: Visiting Professor, Consultant & Head, Department of Biotechnology, The International Institute of Biotechnology and Toxicology, Padappai, Kancheepuram Dist., Tamil Nadu, India. (December 2013 – February 2014: also Vice-Chairman, Scientific Advisory Board of IIBAT).
- January 1986 – June 2003: Principal Scientist, (Head: January 2001-September 2002) Plant Pathology, The ICAR – National (Central) Rice Research Institute , Cuttack, Orissa, India.
- July 1982 – December 1985: Scientist (S-3), Plant Pathology, The Central Rice Research Institute, Cuttack, Orissa, India.
- July 1976 – June 1982: Scientist (S-2), Plant Pathology, The Central Rice Research Institute, Cuttack, Orissa, India.
- August 1975 – June 1976: Scientist (S-1), Plant Pathology, The Central Rice Research Institute, Cuttack, Orissa, India.
- January 1973 – August 1975: Pool Officer (CSIR), Plant Pathology Department, The Central Rice Research Institute, Cuttack, Orissa, India.
- June 1970 – July 1972: Post-doctoral Fellow, Plant Pathology Department, The International Rice Research Institute, The Philippines.
- June 1966 – May 1969: Doctoral Fellow, Agricultural Microbiology Department, Annamalai University, Tamil Nadu, India.
- September 1965 – April 1966: Demonstrator, Agricultural Chemistry Department, Annamalai University, Tamil Nadu, India.