Tajinder Singh joined the IOSCO General Secretariat in January 2010 as Deputy Secretary General; since 26 February 2021 he is Acting Secretary General. He was previously Head of International Affairs & Human Resource Development and Advisor to the Chairman of the Securities and Exchange Board of India (SEBI). He comes from the Indian Administrative Service (IAS) and has held various positions in the Ministry of Finance in the Government of India, as well as handling a number of assignments for the government in the financial and other sectors. He has 30 years of experience at senior leadership positions in different organizations dealing with strategic issues in regulation, finance and administration, and significant domestic and international experience dealing with Government and regulators. He holds a Masters Degree in Systems Science and Automation from the Indian Institute of Science (IISc), Bangalore, and graduated in Electrical and Electronics Engineering from the Indian Institute of Technology (IIT), Kanpur.