Dover - Manuf. & Operations (Refrigeration Technician / AC Technician) As a Refrigeration Technician at Dover, you'll: Fabricate and assemble components of refrigeration systems for environmental test equipment; Read and comprehend blueprints or schematic drawings to determine location, size, capacity and type of components; Mount compressor, condenser and other components in specified locations on frame; Adjust valves...Hiring Immediately >>