Joined PWD as Assistant Engineer in November 1987, rose to Chief Engineer over 38 years. Delivered landmark projects including Arunachal Secretariat, first 4-lane Hollongi Airport Road, Gauhati High Court Itanagar Bench. A quiet philanthropist who funded major community works anonymously. Accepted Presidency of BAF in 2022, mobilising ₹1.20 crore corpus for human resource development.