Professor, Chemical Engineering and Desalination, University of Sharjah

Professor of Biochemical Engineering, The University of Adelaide, Australia

University of Technology Sydney

Professor, Dept. of ESE, IIT(ISM),Dhanbad

Prof. Dr. at Institute for Color Science and Technology

Associate Professor of Environmental Chemistry, Universiti Sains Malaysia

CSIR National Environmental Engineering Research Institute, Nagpur

Professor, Universiti Teknologi Brunei

Professor of Chemical Engineering, Khalifa University of Science and Technology

Professor (HAG) , Dept. of Civil Engg., Ex. Head, School of Water Resources, IIT Kharagpur