Deb leads the power systems planning group at the World Bank in Washington DC since 2014. He is a power system engineer and an economist.

In addition to planning, he has worked extensively on electricity market design and price projection analysis for market/system operator and market participants. He had held a tenure-track position at University of Canterbury until late 2000, and is currently an Adjunct Professor of Electrical Engineering (Power System) at the University of Queensland and University of Melbourne(Australia).

Deb has been in a full-time consulting role from 2001-2012 as a Director with Charles River Associates (2001-2009) and Deloitte Australia (2010-2013).