For refrigeration jobs in New Jersey, demand spans grocery distribution, port cold storage, foodservice and commercial refrigeration, especially near Newark, Elizabeth, Jersey City, Trenton and Camden. Employers such as Wakefern Food Corp., Sysco, US Foods and Lineage give candidates paths into commercial refrigeration, industrial refrigeration and ammonia operator work. EPA 608 is common for refrigerant-handling jobs, while RETA CARO or CIRO can help with ammonia refrigeration roles. Pay varies by certification, shifts, plant type and on-call expectations. Browse refrigeration career openings in New Jersey.