Graduated from University of Peradeniya, Sri Lanka in 1990 obtained B.Sc. Agriculture degree with flrst Class Honours, and joined the Faculty of Agriculture of the same university as a Probationary Lecturer on 1991. He carried out postgraduate studies In the University of Oxford, UK starting from 1992, and completed the M.Sc. degree in Forestry and its Relation to Land Use in 1993, also completed Ph.D. degree in the same place in mid 1997 in the area of Forest Genetics and Germplasm Conservation. He has returned to the Faculty in mid 1997, and resumed the service at the same Department. He was promoted to Senior Lecturer Grad II and Grade I In 1997 and 2001. respectively. On merit, he was promoted to the grade of Professor of Crop Science in 2009. From 2009 to 2012, he served as the Head of the Department of Crop Science. Since November 2015, he Is serving as the Dean of the Faculty of Agriculture, University of Peradenlya,
He was the former ICRAF Country Liaison Scientist. He is an expenenced Academic and Senior Research Scientist on Agroforestry, Forest Genetics and Forest Ecosystems and Germplasm Conservation, Agroecosystems and Agronomy of Agricultural Crops having excellent communicatIon skills In spoken and written English and ability to work In a diverse range of subject areas and expertise related to the broad field of Agriculture.