Aramark - - Responsibilities: Install, inspect, test, operate, and repair refrigeration and related equipment for preserving food, making ice, cooling water, air conditioning, heating, and ventilation.; Calibrate, repair, and maintain all pneumatic control systems and related equipment.; Check, service, clean, and replace filters in all air conditioning, air handling, and heating units and document the same.; Clean and maintain grills, ducts, and shaft ways in air conditioning, ventilating, and exhaust systems.; Respond to emergency repair/maintenance situations as required.