1. Technical Superintendent , Centre for the Environment ,IIT Guwahati (Aug 2018 -Till date)
2. Jr. Technical Superintendent , Centre for the Environment ,IIT Guwahati (February 2012 -Aug 2018)
2. Sr. Technical Assistant, Guwahati Biotech Park (February 2011-January 2012)
3. Research Chemist, TCG Lifesciences Ltd (Chembiotek), Kolkata (March 2007-February 2011)
4. Research Assistant , TIFAC-CORE, Department of Petroleum Technology, Dibrugarh University. (November 2006-January 2007)