Presently Chief (Regulatory Affairs) with Central Electricity Regulatory Commission (CERC), Dr. Chatterjee has long experience of dealing with power sector reforms, especially, Regulatory Reforms since its inception in 1998.

He has been a post-doctoral research fellow at Harvard Kennedy School, USA, holds a Ph.D. in Management, MBA in Finance and Masters in Economics.

He has - co-authored "The Electricity Sector in India: Policy and Regulation" (Oxford University Press, 2012); authored "S.K. Chatterjee's Commentary on the Electricity Laws of India" (Delhi Law House, 2006); published papers on renewable (World Bank 2013; NREL 2016; Energy Policy 2021); completed research as Principal Investigator (Topic: "Meeting the Renewable Revolution: A Roadmap for Electricity Market Design in India") at International Growth Centre, London School of Economics, UK (2017); co-authored "Renewable Energy in India: Economics and Market Dynamics" (Sage Publishing, India, 2021).

Public policy has been his passion in professional and academic life. He has demonstrated a leadership role in conceiving, designing, and implementing policy and regulation, especially on renewable and electricity market design in India. He has played a pioneering role in introducing the Electricity Act, 2003; Renewable Energy Certificate mechanism; Security Constrained Economic Dispatch; Real Time Market; market based Ancillary Services.

He has been / is a part of several Committees constituted by Ministry of Power, CERC, Forum of Regulators, and South Asia Forum for Infrastructure Regulation. He is a regular guest faculty in several institutions in India/abroad.  Dr. Chatterjee has been nominated as the first President of Indian Association of Energy Economics.