Emeritus Professor, Department of Industrial Engineering, Aerospace Division, University of …

Full Professor, University of Pisa

Aligarh Muslim University

University of Napoli Parthenope, tenured Associate Professor

University of Modena and Reggio Emilia

Mechanical Enginering Department, College of Engineering,Taif University

Department of Mechanical and Aerospace Engineering, New Mexico State University

University of Alberta

Osaka Metropolitan University

Senior Scientist, CSIR-Central Mechanical Engineering Research Institute, Durgapur