| Kod MASCO | Tajuk Pekerjaan |
|---|---|
| 3132-22 | Operator, Pembersihan Loji: Air |
| 3132-23 | Pembekal, Loji Pembersihan Air |
| 3133-01 | Juruteknik Proses Kimia |
| 3134-03 | Pengawal Penapisan Petroleum |
| 3134-04 | Operator Penyahsulfur Penapisan Petroleum |
| 3134-05 | Operator Loji Asetilena |
| 3134-06 | Operator Loji Gas |
| 3134-07 | Operator Loji Klorin |
| 3134-08 | Operator Loji Oksigen |
| 3134-09 | Operator Loji Parafin |
| 3134-10 | Pengadun Penapisan Petroleum |
| 3134-11 | Operator Pengolahan Penapisan Petroleum dan Gas Asli |
| 3134-12 | Operator Stesen Pengepam Petroleum dan Gas Asli |
| 3134-13 | Operator Loji Pencairan Gas |
| 3134-14 | Pengisi dan Penguji Silinder (Gas Termampat dan Gas Cecair) |
| 3134-15 | Operator Blender/petroleum and Natural Gas Refining (ethyl) |
| 3134-16 | Operator Still/petroleum and Natural Gas Refining |
| 3134-17 | Juruteknik Proses Penapisan |
| 3134-18 | Operator Proses Petroleum |
| 3134-19 | Penyelia Pengendali Dandang |
| 3134-20 | Operator Tapak Loji |
| 3134-21 | Operator Tapak Pelupusan Telaga Gas |
| 3134-22 | Penyelia Kawalan Operasi Gas Tapak Pelupusan |
| 3134-23 | Penyelia Loji Anaerobic Digester Biogas |
| 3134-24 | Operator Pam |
| 3134-25 | Operator Penyuling |
| 3134-26 | Pengawal Penapisan Am |
| 3134-27 | Operator Slickline |
| 3135-01 | Pengawal Mesin Penggelek Logam |
| 3135-02 | Pengeset, Logam |
Menunjukkan 481 hingga 510 daripada 1369 keputusan