Refrigeration Jobs in Castine, Maine

Refrigeration technicians install and service commercial refrigeration, walk-in coolers and freezers, ice machines and air-conditioning equipment that holds refrigerant. Castine is in Hancock County, whose county seat is Ellsworth and whose population was 55,478 in 2020. TradeHire shows postings at county level, so this page lists every refrigeration opening in Hancock County, not only those in Castine itself.

11.4% of occupied homes in Hancock County heat mainly with electricity, 50.5% still with fuel oil, the median home was built in 1982 and 22.1% of units date from before 1940 (ACS 2020-2024 5-year estimates). Refrigeration work follows grocery, restaurant, food-processing, cold-storage and health-care sites, plus the growing number of heat pumps that run on refrigerant.

• Jackson Laboratory, a research lab noted for cancer research, is in Bar Harbor.
• Maine Maritime Academy is in Castine and College of the Atlantic is in Bar Harbor.
• Hospitals in the county include Northern Light Maine Coast Hospital in Ellsworth, Mount Desert Island Hospital in Bar Harbor and Northern Light Blue Hill Hospital.
• In 2018 Whole Oceans announced plans to turn the former Verso paper mill site in Bucksport into a land-based salmon farm expected to employ up to 200 people.

The U.S. Bureau of Labor Statistics (May 2025 estimates) counts heating, air conditioning, and refrigeration mechanics and installers in the Northeast Maine nonmetropolitan area area at 280 jobs with a median wage of $29.79 an hour; statewide 2,250 jobs, a $30.37 median, and a range of $22.64 (10th percentile) to $39.47 (90th percentile). Check your own number with the trade wage calculator.