•Working as an operation & maintenance engineer.•Maintenance of HT and LT equipment like motors breakers (ACB VCB VC4).•Maintenance and testing monthly of transformer connection HT and LT side and transformer testing.• Relay check monthly and relay testing by relay testing kit HT & LT panels relays.•working on HT and LT panels like check connection power wiring and control wiring.•apply wire connection on starter like DOL RDOL & star delta starter.•working on power panel, control panel,capacitor panel,all the drive,HT slip ring motors.