Materials & Processing - Knowledge of material processing for metals (e.g., welding forging, heat treat, machining, forming), polymers and composites (e.g., autoclave curing, lay-up, co-curing, repair), sealants and finishes processing (e.g., plating, painting, surface preparation, fay surface sealing, fillet sealing), and ceramic (e.g., high temperature processing, machining) and electronic materials (e.g., soldering, printed circuit board cleaning, conformal coating). General Shop Processes - Complete knowledge of shop processes to include Foreign Object Damage/Debris (FOD) prevention, material handling, safety, calibration requirements and Electrostatic Discharge (ESD).