Tosoh Quartz, Inc
Portland, OR, USA
Manufacturing Process Engineer II - Solids Tosoh Quartz Inc. manufactures ultra-high-purity quartz components used in the world's most advanced semiconductor tools. Our Solids Manufacturing Engineering team works hands-on with operators, quality, and maintenance to create reliable, repeatable machining and grinding processes for precision quartz parts. We are seeking a collaborative, shop-floor-focused Process Engineer who thrives in a high-mix, low-volume environment and enjoys solving complex manufacturing challenges alongside highly skilled operators and technicians. What You'll Do Improve and sustain machining and grinding processes for precision quartz components. Optimize fixtures, tooling, parameters, and setups to enhance yield, throughput, and repeatability. Lead root-cause analysis (RCA/8D) and partner with Quality/Metrology to meet tight GD&T and surface integrity requirements. Create clear, visual standard work, setup sheets, and SOPs used across...

