| 1976–1984 |
Ministry of Public Security |
Pham Van Dong, Hanoi |
Officer, Department of Economic Security |
| 1990–1997 |
Faculty of Law, People’s Police Academy; School of Law, Hanoi General University |
Pham Van Nghi, Co Nhue, Tu Liem, Hanoi |
Deputy Head of Faculty; Lecturer |
| 1998–2002 |
Institute of Strategic Studies, Ministry of Public Security |
Pham Van Dong, Hanoi |
Deputy Director |
| 2002–2007 |
National Assembly |
Doc Lap, Quan Thanh, Ba Dinh, Hanoi |
Standing Member, National Assembly Committee for National Defense and Security, 11th Legislature |
| 2008–2013 |
Quang Minh Nam Co., Ltd. |
— |
Director |
| 2013–2022 |
School of Law, VNU |
144 Xuan Thuy, Cau Giay, Hanoi |
Lecturer |
| 2022–present |
VNU University of Law |
144 Xuan Thuy, Cau Giay, Hanoi |
Lecturer |
