Possess a valid “Universal” level certification for CFC and HFC-based refrigerants (EPA SectionCushman & Wakefield also provides eligible employees with an opportunity to enroll in a variety of benefit programs, generally including health, vision, and dental insurance, flexible spending accounts, health savings accounts, retirement savings plans, life, and disability insurance programs, and paid and unpaid time away from work. Operation, maintenance, and repair of refrigerant compressors, condensers, evaporators, traps, transfer pumps, expansion valves, stop valves, and float valves, together with all refrigerant lines and devices used to control temperature, and air conditioning systems in their entirety.