Mr Nair has more than 30 years of experience in governance and public service. His experience includes both stints in the Singapore Government civil service and the United Nations secretariat.
Mr Nair's last appointment with the Ministry of Foreign Affairs was as High Commissioner to the Republic of Ghana. Prior to that, he was appointed the Ambassador to the Lao People's Democratic Republic from 2011 to 2013 and the Consul-General to the Emirate of Dubai from 2006 to 2010. Before joining the Ministry of Foreign Affairs, Mr Nair was the Under-Secretary-General for Internal Oversight Services at the United Nations from 2000 to 2005. From 1997 to 2000, Mr Nair was Chief Executive Officer of the Post Office Savings Bank of Singapore; when the bank was acquired by the Development Bank of Singapore in 1998, Mr Nair stayed on as Managing Director. Before he left the civil service to join the Post Office Savings Bank of Singapore, Mr Nair was Deputy Secretary of the Ministry of Trade and Industry before holding the position of Deputy Secretary of the Ministry of Defence. Mr Nair started his long civil service career in 1974 at the Housing Development Board, before joining the Administrative Service and being appointed Deputy Director and then Director in the Ministry of Finance.
Mr Nair was awarded the Public Service Medal (Silver) in 1994.
Mr Nair holds a Bachelor of Engineering from McGill University and a Master in Public Administration from Harvard University.