Assist in preparation of test procedures, test preparation sheets, discrepancy report disposition, unscheduled maintenance order reports, operational servicing reports, breadboard or developmental equipment sketches, and test setup or test article jig designs. Build and operate complex mechanical systems and equipment within the functional scope of assigned group/section including, but not limited to, pressure (liquid/vapor/gas), vacuum, cryogenic, hydraulic, pneumatic, vibration, and acoustic test equipment and systems.