Dover - - Responsibilities: Learn to diagnose, repair, and maintain commercial ice machines, HVAC equipment, and refrigeration systems; Demonstrate use of power and hand tools; Work on HVAC and Refrigeration equipment including electrical and energy management controllers until able to work on this equipment independently; Work on roofs, outdoors, mechanical rooms, inside supermarkets, walk-in coolers, and freezers in all seasons; Travel up to 50% of the time and work overtime/night weekends as required