Refrigeration jobs in New Hampshire are concentrated around Manchester, Nashua, Concord, Portsmouth and Lebanon, with demand from food distribution, healthcare, universities, grocery and commercial refrigeration. Commercial refrigeration technicians, refrigeration operators and industrial ammonia techs may see different requirements by employer. EPA 608 usually matters for regulated refrigerants; RETA CARO, CIRO, CRES or CRST may help for ammonia systems. Pay depends on plant environment, on-call needs and certification level. Explore local refrigeration career options in New Hampshire.