Engineer Principal, Supplier Quality
Core
Drive supplier quality excellence for semiconductor commodities supporting next-generation AI clusters, hyperscale cloud data centers, coherent optical communications, silicon photonics, and advanced photonic technologies.
Role type
Principal Supplier Quality Engineer (Semiconductor/Optical)
Builds
Robust supplier processes and consistent product quality for MEMS, LCOS, and semiconductor supply chains.
Domain
Semiconductor manufacturing and optical component supply chain
Required skills
Supplier qualification and performance monitoring, Semiconductor manufacturing process knowledge, Root-cause analysis (8D, 5 Why, Fishbone), Failure analysis, Quality system audits (ISO, IATF), Statistical process control (SPC), MSA, FMEA, Change management, Cross-functional collaboration (via careerplan.io/jobs/20261436-1-engineer-principal-supplier-quality-at-lumentum)
Preferred skills
MEMS and LCOS device expertise, Wafer-level packaging knowledge, Optical and electrical characterization, Reliability testing (HTOL, HAST, vibration), Statistical data analysis tools (Minitab, JMP), Master's degree in relevant field
Technologies
MEMS, LCOS, Wafer fabrication, Bonding, Dicing, Assembly, Optical alignment, SPC, MSA, FMEA, 8D, DOE, Minitab, JMP
Responsibilities
Manage supplier quality for MEMS and LCOS devices, wafers, components, and assemblies; Lead supplier qualification and capability assessment; Conduct supplier process and product audits; Evaluate semiconductor manufacturing processes including wafer fabrication, bonding, packaging, and optical alignment; Review and approve supplier documentation including PFMEA, control plans, and reliability plans; Lead root-cause analysis and corrective actions for supplier-related issues; Monitor supplier quality dashboards for yield, DPPM, and corrective-action closure; Manage supplier change notifications and assess impact of material or process changes; Support qualification of alternative suppliers and second sources; Ensure supplier compliance with quality standards and contamination controls.
Seniority
Principal, strategic partner & hands-on execution
