Tambaram Corporation Zone-3 Engineers is the over-all in-charge of Engineering Section. . The Assistant Engineer & Junior Engineer looks after the maintenance, Street lights, Road laying, Maintenance of parks, head works and Corporation vehicles.
| Sl.No | Designation |
| 1 | Assistant Engineer |
| 2 | Junior Engineer |
| 3 | Oversear |
| 4 | Wireman |
| 5 | Electrican |
| 6 | Wireman Helaper |
| 7 | Fitter |
| 8 | Meter Reader |
| 9 | Turn Cock |
| 10 | Water Tank Watchman |
| 11 | Driver – 2 |