Refrigeration Jobs in Knox, Maine
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Refrigeration work in Knox, Maine
Refrigeration technicians install and service commercial refrigeration, walk-in coolers and freezers, ice machines and air-conditioning equipment that holds refrigerant. Knox is in Knox County, whose county seat is Rockland and whose population was 40,607 in 2020. TradeHire shows postings at county level, so this page lists every refrigeration opening in Knox County, not only those in Knox itself.
11.1% of occupied homes in Knox County heat mainly with electricity, 56.2% still with fuel oil, the median home was built in 1974 and 32.9% 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.
- Pen Bay Medical Center (MaineHealth) is in Rockport, next to Rockland.
- The Maine State Ferry Service runs three ferry routes out of the Rockland Ferry Terminal.
- About 32.9% of the county's housing units were built before 1940, the highest share of any Maine county (ACS 2020-2024).
What refrigeration work pays around Knox
The U.S. Bureau of Labor Statistics (May 2025 estimates) counts heating, air conditioning, and refrigeration mechanics and installers in the Southwest Maine nonmetropolitan area area at 570 jobs with a median wage of $29.81 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.
Licenses employers ask for
- Federal law requires technicians who service or dispose of equipment that could release refrigerants to be EPA Section 608 certified. Apprentices are exempt while closely and continually supervised by a certified technician.
- EPA has four Section 608 certification types: Type I for small appliances, Type II for high- or very high-pressure appliances (except small appliances and MVACs), Type III for low-pressure appliances, and Universal for all types.
- Maine has no separate HVAC license on the OPOR professions index. Heating work on oil, solid fuel, propane and natural gas equipment is licensed through the Maine Fuel Board, and refrigerant handling needs federal EPA Section 608 certification.
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Sources: api.censusreporter.org · en.wikipedia.org · en.wikipedia.org · bls.gov · epa.gov · maine.gov