Aircraft Mechanic II (SMM) personnel shall perform a full range of aircraft sheet metal duties including, but not limited to, disassemble, modify, repair, and reassemble complex aircraft metal items and systems, e.g., bulkheads, airframes, spars, air scoops, wings, flaps, pylons, sponsons, fuselages, skins, ribs, gussets, and fuel tanks. These items and systems have combi