Spending more than 34 years as a Public Servant as an officer of the Indian Administrative Service he has had ’hands on’ experience of International Trade, Investment Promotion, Overseas Investments, International Contracts, Dynamics of Petroleum Sector and Environmental issues, especially Climate Change. He has been closely associated with major policy and regulatory initiatives in the domain of trade, energy and environment for more than 15 years by virtue of his having occupied key positions in the Ministries of Commerce, Petroleum & Natural Gas and Environment & Forests. He has also been Chairman, Central Pollution Control Board. He has spent over five years as Director on the Board of major Public Sector Undertakings such as ONGC, OVL and OIL. Following his retirement he was associated with climate change negotiations and was a member of several Central Government Committees. He is Permanent Invitee to the Governing Council of the Indian Institute of Tropical Meteorology (IITM), Pune, under the Ministry of Earth Sciences, for the period 2012-2017. From July 2013 onwards, he is an Independent Director on the Board of Directors of SAIL, a premier Central Public Sector Enterprise.