Lumilens in San Jose is seeking a Senior/Staff Process Engineer to own the Flip Chip process for silicon photonic wafers. You will lead DOE, material qualification, and reliability tests while optimizing process integration with upstream steps.
The role requires 5+ years in flip chip assembly, expertise in plasma cleaning, flux engineering, and FEM-based warpage analysis, plus strong problem-solving and SPC skills. On-site role in San Jose, CA.
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