PROFESSOR in Agric. Statistics
Former Vice-Chancellor, UBKV
Former Director of Research, Uttar Banga Krishi Viswavidyalaya & Bidhan Chandra Krishi Viswavidyalaya
Former Director-in-Charge, Cost of Cultivation Scheme, BCKV Centre
Former Head, Department of Agricultural Statistics
Former In-Charge, Regional Research Station, New Alluvial Zone, West Bengal