| No | Start Date | End Date | Role |
| 1 | 1-Oct-23 | Now | Associate Professor (Lektor Kepala)/Penata Tingkat 1/III-d in Electrical Engineering, Faculty of Engineering, Universitas Riau |
| 2 | 1-Mar-23 | 10-Oct-23 | Associate Professor (Lektor Kepala)/Penata/III-c in Electrical Engineering, Faculty of Engineering, Universitas Riau |
| 3 | 2-Jun-16 | 28-Feb-23 | Assistant Professor (Lektor) / Penata/ III-c in Electrical Engineering, Faculty of Engineering, Universitas Riau |
| 4 | 25-Mar-16 | 1-Jun-16 | Returning process to Universitas Riau |
| 5 | 1-Sep-12 | 24-Mar-16 | Study Leave for PhD degree program at Queen’s University Belfast, United Kingdom |
| 6 | 2-Oct-10 | 31-Aug-12 | Assistant Professor (Lektor) / Penata/III-c in Electrical Engineering, Faculty of Engineering, Universitas Riau |
| 7 | 2-Jun-10 | 1-Oct-10 | Assistant Professor (Lektor)/ Penata Muda Tingkat I/ III-b in Electrical Engineering, Faculty of Engineering, Universitas Riau |
| 8 | 2-Apr-08 | 1-Jun-10 | Assistant Professor (Asisten Ahli)/ Penata Muda Tingkat I, III-b in Electrical Engineering, Faculty of Engineering, Universitas Riau |
| 9 | 1-Sep-05 | 31-Aug-07 | Study Leave for master degree program at ITB Bandung, Indonesia |
| 10 | 2-Feb-05 | 1-Apr-08 | Assistant Professor (Asisten Ahli)/ Penata Muda, III-a in Electrical Engineering, Faculty of Engineering, Universitas Riau |
| 11 | 1-Dec-03 | 1-Feb-05 | Teaching Assistant Calon Pegawa Negeri Sipil (CPNS) Penata Muda, III-a |