The role supports Epitaxial Growth, Wafer Fabrication, Bar Processing, Chip Processing, and Test Operations, and works closely with Epitaxy, Process, Product, and Equipment Engineering, Manufacturing Operations, Planning, Supply Chain, Test Operations, and Reliability & Failure Analysis. Establish incoming inspection processes, acceptance criteria, and material-control procedures for critical materials including III-V substrates, epitaxial source materials, specialty gases, precious metals, process chemicals, and optical and test consumables.