Skill Level 1 Repairs and replaces aircraft structural components to include stingers, longerons, bulkheads, beams, and aircraft skin according to drawings, blueprints, directives, technical manuals, and safety procedures. Fabricates structural parts, forming blocks and shapes metal using stretching, shrinking, and other metal forming techniques. Mixes and applies fiberglass materials. Makes emergency and permanent repairs to transparent plastic windows and enclosures. Uses common measuring tools, precision measuring gauges, and alignment fixtures to perform structural repairs. Balances fixed-wing aircraft controls such as flags and ailerons. Mixes and applies primers and paints to aircraft surfaces. Applies corrosion control treatment to aircraft metals. Requisitions and maintains shop and bench stock for repair of aircraft structures. Maintains facilities for storage of flammable and hazardous materials. Uses and performs operator maintenance on common and special tools. Prepares forms and records related to aircraft maintenance.

Skill Level 2 Performs duties described in previous skill level and provides technical guidance to subordinate soldiers.

Skill Level 3 Supervises and provides technical guidance to subordinate personnel performing aircraft structural system maintenance. Evaluates maintenance operations and facilities for compliance with directives, technical manuals, work standards, safety procedures, and operational policies. Performs maintenance trend analysis and applies production control, quality control, and other maintenance management principles and procedures to aircraft structural system maintenance and shop operations. Instructs personnel and conducts technical training in aircraft structural system maintenance, supply, and safety techniques. Evaluates the technical training program. Monitors requisition of parts, tools, and supplies.