Mason, a wholly-owned subsidiary of Transdigm, offers world-class control devices and subsystems — such as control grips, throttles, HaWC controllers, and communications interfaces — for today's advanced cockpits, military vehicles, and other specialized applications. Physical Demands While performing the duties of this job, the employee is regularly required to, stand, sit; talk, hear, and use hands and fingers to operate a computer and telephone keyboard reach, stoop kneel to install computer equipment.