| No. | Position / Tên vị trí | Function/Bộ phận | Working Location/Địa điểm làm việc | Majority/Chuyên ngành |
| 1 | Quarry/Raw Material Preparation Shift Supervisor | Quarry | HONC | Mining engineer |
| 2 | Plant Mobile Equipment Engineer | Quarry | HONC | Specialized aerodynamics |
| 3 | Mechanical Maintenance Engineer | Maintenance | HONC | Mechanica Engineering / Mechatronics |
| 4 | Electrical Maintenance Engineer | Maintenance | HONC | Power Distribution System |
