12001 – 2007Director and Joint Secretary, Ministry of Tribal Affairs (drafted the Scheduled Tribes forest rights bill, 2005)
2until 2015Joint Secretary, Department of Expenditure
32015 – 2017Establishment Officer, Department of Personnel and Training
4Sep 2017 – Feb 2020Secretary, Department of Financial Services, later Finance Secretary (retired Feb 2020)
5Apr 2020 – Aug 2020Chairman, Public Enterprises Selection Board
6Sep 2020 – May 2022Election Commissioner, ECI
7May 2022 – Feb 2025Chief Election Commissioner of India
Also held, undated:SDM, ADM (Law & Order), District Development Commissioner and Deputy Commissioner; Director, Primary Education, Bihar; Director, Industries, BiharPostings in the Ministry of Environment and Forests