Staff Wafer Process Engineer

Lumentum•San Jose, CA

3d•$108,800 - $155,400

About The Position

It's fun to work in a company where people truly BELIEVE in what they're doing! We're committed to bringing passion and customer focus to the business. If you like wild growth and working with happy, enthusiastic over-achievers, you'll enjoy your career with us! Lumentum is illuminating the networks of tomorrow with advanced photonic technologies that enable AI, data centers, telecom, industrial, and sensing applications. As AI accelerates the global demand for bandwidth and energy efficiency, we deliver the building blocks that keep data moving reliably, efficiently, and at massive scale. Our optical products support AI and compute infrastructure, cloud and DCI environments, metro and long-haul networks, while our lasers drive breakthroughs in precision manufacturing and sensing. For nearly five decades, Lumentum has been at the intersection of light and innovation. What began as a vision with JDS Uniphase to harness the power of photonics has evolved into a global force driving the communication infrastructure of tomorrow. At Lumentum, we’re building more than a business—we’re building a team of passionate innovators whose drive to collaborate, create, and connect the world fuels everything we do. We are part of the AI technology revolution and we are illuminating the path forward. Headquartered in San Jose, California, we operate worldwide through a network of R&D, manufacturing, and sales locations.

Requirements

Deposition Expertise: In-depth knowledge of Sputter Coating (DC, RF, Reactive) and EB Evaporation for metals, dielectrics, and oxides, with required hands-on experience.
Fab Experience: Demonstrated success in a Wafer Fab Manufacturing environment, supporting high-volume manufacturing toolsets and ensuring high uptime.
Statistical Methodology: Expert understanding of SPC, DOE, and FMEA for thorough process characterization and stability control.
Characterization Skills: Advanced proficiency in Ellipsometry, SEM-EDX, TEM, AFM, XPS, FIB, XRR, SAXS, FTIR, and Defect Metrology.
Analytical Tools: Utilize Python, MATLAB, JMP, or Minitab for data-driven decision-making and large-scale dataset analysis.

Nice To Haves

Extensive experience in semiconductor process engineering, specifically with Sputter/PVD and EB Evaporator systems in a high-volume manufacturing is preferred.

Responsibilities

Expert in PVD and EB Evaporation: Utilize extensive knowledge in thin-film growth kinetics to adjust optical, structural, and mechanical properties for intricate multilayer stacks.
Technical Oversight of Vacuum Hardware: Manage turbo pumps, MFCs, and pressure controllers. Lead process change integration across PLCs and control interfaces to ensure exact tool matching.
Lead Continuous Improvement Projects: Enhance and sustain high-volume manufacturing by improving recipe robustness and optimizing cycle time to lower the Cost of Ownership (COO).
Conduct In-Depth Root Cause Analysis: Lead RCA and FMEA for systemic yield issues. Use Pareto Analysis to ensure tool consistency and eliminate in-film defects.
Create Automated Process Health Monitors: Utilize Python, MATLAB, or JMP to maintain process health in high-volume production, addressing deviations and implementing corrective actions for consistent output.
Manage Equipment Procurement Lifecycle: Oversee the entire process from defining technical specifications and selecting vendors to final Site Acceptance Testing (SAT) and high-volume manufacturing qualification.
Collaborate with Cross-Functional Teams: Work with Process Integration, Quality, and R&D teams on new process qualifications and Process Change Notices (PCN).
Mentor and Develop Team: Guide process engineers and technicians, promoting a culture of technical excellence and data-driven decision-making.