Vice Chancellor, BHU
Director, Institute of Science, BHU
Director IIT-BHU, Varanasi
Scientist F & HEAD (R & D Infrastructure Division) DST
COO & Director Centre for Cellular and Molecular Platforms, Bangalore.
Divisional Chairman, Indian Industries Association, Varanasi and President , Small Industries Association, Varanasi.
Director, Fragrance & Flavour, Ultra International Ltd., Sahibabad.
Head R & D and QC at RAS Life Sciences Pvt. Ltd., Hyderabad
Department of Physics, Institute of Science, BHU
Department of Geology, Institute of Science, BHU
Chief Operating Officer, SATHI-BHU, Varanasi