2007-2009 : ORISE Research Associate, U.S. Environmental Protection Agency, Cincinnati, USA.

2009-2010 : Visiting Researcher, LCOMS, Institut de Chimie de Lyon, France.

2009-2013 : Ass. Professor/Sr. Scientist, Catalysis Center, KAUST, Thuwal, KSA.

June 2013-June 2017 : Reader, Division of Chemical Sciences, TIFR, Mumbai.

July-2017- December 2022: Associate Professor, Division of Chemical Sciences, TIFR, Mumbai.

January 2023 - Till date: Professor, Division of Chemical Sciences, TIFR, Mumbai.