In his long-distinguished career, before holding the post of Ambassador, he served as the Principal Secretary to Hon'ble Prime Minister (February 13, 2014 to February 15, 2015), Senior Secretary, Ministry of Public Administration(2nd October 2012 till 12th February 2014), Secretary in the Ministry of Home Affairs (March 9, 2009 to October 1, 2011), Acting Secretary in the Implementation, Monitoring and Evaluation Division of the Ministry of Planning (June 30, 2008 to January 24, 2009). Earlier in 2008, he was the Director General for Bangladesh Rural Development Board (April 02, to June 29, 2008). Mr. Sikder also worked at the Ministry of Agriculture in the capacity of Deputy Secretary. He also got experience of working with Bangladeshi diaspora, since he had served as the Deputy Secretary in the Ministry of Expatriates’ Welfare and Overseas Employment from 19th November 2002 till 23rd April 2005. Moreover, he served in the Ministry of Youth and Sports, Ministry of Land and in field administrations in different capacities.
Mr. Sikder started his service career as a member of the prestigious Bangladesh Civil Service on 30th January 1981 and has served for a glorious period of more than 30 years both in the field administration and in the policy level. His multifarious experience covers magistracy work, administration, revenue management, secretarial jobs, policy formulation and involvement in law making process, preparation and signing of many national and international agreements, treaties and Memorandum of Understandings. As chief executive of several important Ministries of the Government, he had to attend lots of meetings, seminars and workshops to represent the country. Notable position in the field administration where Mr. Sikder served are Assistant Commissioner, Upazila Magistrate, Upazila Nirbahi Officer (Chief Executive Officer of sub district), Additional Deputy Commissioner, and Deputy Commissioner (Chief Executive officer of a District).
For the purpose of representing the country, Mr. Sikder had intensibly travelled good number of countries to attend the meetings and seminars.
Mr. Sikder is married and blessed with one daughter and one son.