A professional who analyzes processing procedures and equipment functions to identify and resolve problems in growing semiconductor crystals, utilizing knowledge of crystal growing, and trains other workers to grow crystals. Respnsibilities include:

• Observes furnace operation and crystal growth and reads logbook entries to identify deviations from specifications and procedures, and advises crystal grower on techniques to adjust furnace controls to alter crystal growth to meet company specifications.
• Demonstrates and explains crystal growing procedures to train crystal grower and to improve worker's crystal growing techniques.
• Inspects furnaces for gas leaks, diagnoses equipment malfunctions, and requests equipment repairs.
• Sets up and operates furnaces in absence of crystal grower.