Knowledge and skill experience to diagnose problems and repair VFD's, PLC's, 480V 3 phase motors with associated controls, knowledge of protective devices, breakers, fuses, overloads, relays, conduit & cable, transmitter calibration controllers, switches, MCC buckets and metrology. As a Senior Technician, you will be responsible for conducting a variety of Maintenance activities (e.g., PM's breakdowns, repairs, rebuilding, etc.) to optimize plant equipment and support the production of quality chemical intermediates, energies and finished products to a pre-determined operations plan.