The aircrafts missions include combat service support airlift for movement of heavy supplies, vehicles, aircraft and equipment, troop air assaults, extractions and resupply of troops, and aeromedical evacuations, search and rescue, ice break, mine sweep, and air support of national disasters and state contingencies. May assist the pilot on the operation of communications/navigation equipment, performing basic navigation and map reading and checklist reading, Provides operational progress to pilot regarding maneuvering the aircraft over objects for hoist and sling operations and in securing and releasing external cargo loads.