Under the supervision of the energy building plant manager, monitor and operate combined heat and power plant (boilers, gas turbines, steam turbines, heat recovery steam generators, diesel generators, transformers, switchgear and electrical distribution equipment, auxiliary equipment, connected equipment controls, etc.). Ensure plant operations are performed safely and efficiently; monitor and respond to changes in operating conditions and system load demands to maintain continuous plant performance and prescribed plant output; perform preventive maintenance duties and routines.