University of Twente

Principal Scientist Central Scientific Instruments Organisation

Professor of Chemistry Department of Chemistry, Faculty of Science, Chulalongkorn University

Teaching and research Department of Physics, Trichandra Multiple College, Tribhuvan University

Professor Department of Chemistry, University of Delhi

Professor University of the Philippines Diliman

University of New South Wales Postdoctoral Research Fellow

Technology Solution Architect KPMG Australia

scientific researcher Institute of Materials and Machine Mechanics SAS v.v.i Slovakia

Teaching & Research.mentoring post graduate and PHD Students Indian Instt. Of Engg. Science and Technology