Tool / Die Maker Tool / Die Maker Mason welcomes people who share our determination and high standards to join us in doing work that moves the world forward. We design, manufacture, and market highly engineered products and systems principally for the aerospace and defense markets. 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, m