Donohoe Construction Company is seeking a skilled Plant Operator to support the operation and maintenance of a large commercial facility in Northern Virginia (Fairfax). The position requires a DC 3rd Class Engineer license and EPA 608 certification. Responsibilities include operating and monitoring boiler and chiller systems, routine generator checks, and supporting diesel fuel operations. The role is on a second shift schedule, Friday-Tuesday, from 2:00 PM to 10:30 PM. #J-18808-Ljbffr