1. Senior Principal Scientist, Chemical Sciences and Technology Division, National Institute for Interdisciplinary Science and Technology (CSIR), Trivandrum, Kerala. From April 2018 till date.
  2. Principal Scientist, Chemical Sciences and Technology Division, National Institute for Interdisciplinary Science and Technology (CSIR), Trivandrum, Kerala. From April 2013 April 2018
  3. Principal Research Engineer at Samtel Center for Display Technologies, Indian Institute of Technology Kanpur. July 2012 – April 2013.
  4. Senior Project Scientist, Samtel Center for Display Technologies, Indian Institute of Technology, Kanpur and Manager (R&D), Samtel Color Ltd. May 2012-July 2012.
  5. Team Leader, Prototype Development Unit, OLED group, Samtel Center for Display Technologies, Indian Institute of Technology, Kanpur and Manager (R&D), Samtel Color Ltd., New Delhi, August 2008 – March 2012.
  6. Team Member, Prototype Development Unit, OLED group, Samtel Center for Display Technologies, Indian Institute of Technology, Kanpur and Assistant Manager (R & D), Samtel Color Ltd., New Delhi, June 2005 – July 2008.
  7. Post-doctoral Fellow at Laboratoire Propriétés Optiques des Matériaux et Applications (UMR-CNRS), Université Angers, France; Nov 2002 – June 2005.
  8. Post-doctoral Research Associate at the Indian Institute of Technology Bombay, India, Jan 2001 – Aug 2002.