- 10/1995 - 11/1996: Technician, Team 704 - Construction Company 475.

- 11/1996 - 7/1997: Technician - mechanical workshop, Nghe An Road Construction Joint Stock Company, Secretary of the Youth Union.

- 8/1997 - 3/2001: Technical officer, Technical Department, Nghe An Road Construction Joint Stock Company (former Road Construction Company 2), Secretary of the Youth Union.

- 4/2001 - 10/2004: Planning Department Officer, Nghe An Traffic Construction Project Management Board. From July 2002, appointed as Head of Planning Department, Nghe An Traffic Management Board.

- 10/2004 - 12/2010: Industrial specialist, Office of Nghe An Provincial People's Committee.

- 12/2010 - 3/2014: Deputy Director of Nghe An Department of Transport.

- 3/2014 - 12/2015: Member of the Provincial Party Executive Committee, Secretary of Anh Son District Party Committee.

- 10/2015 - 12/2015: Member of the Provincial Party Standing Committee, Secretary of Anh Son District Party Committee.

- 1/2016 - 12/2018: Member of the Provincial Party Standing Committee, Chairman of the Provincial Party Inspection Committee, Head of the Economic - Budget Committee of the Provincial People's Council.

- From December 2018 - January 2, 2025: Member of the Provincial Party Standing Committee, Permanent Vice Chairman of the Provincial People's Committee.

- On January 3, 2025, he was elected by the People's Council of Nghe An province to hold the position of Chairman of the People's Committee of Nghe An province.