EnerMech is seeking Permit Control Officers (LV/HV) and Authorized Isolators to join the electrical access team on a major Sydney Metro rail project. You will plan, coordinate, and execute complex LV/HV isolations within a structured Permit to Work system across multiple sites. Ideal candidates will have PCO/LV/HV experience in rail or heavy industry, strong switching capabilities, and a commitment to safety, compliance, and exact documentation.