Senior Wafer Process Engineer

Senior Manufacturing Process Engineer (Mfg Waferfab) at Lumentum – San Jose Fab.

• Develop and maintain processes for fabrication of compound semiconductor wafers.
• Collaborate with Process Development, Integration, and Product Engineering teams to ensure seamless transfer of advanced processes into production.
• Support Product Engineering with First Pass Yield and Failure Analysis to enhance performance and yield of photonic devices.
• Design, develop and qualify different areas of manufacturing processes including photolithography, plating, and sputtering thin film deposition processes.
• Sustain processes with emphasis on statistical process control, maintain yields and improve yields to targets.
• Improve manufacturability and defect reduction by working closely with various process engineers.
• Develop and maintain documentation and statistical process control (SPC) charts appropriate to a wafer manufacturing fab.
• Perform data analysis and correlation of defects with process parameters across different process areas of the fab.
• Conduct process development and sustaining engineering for GaAs/InP wafer processes for existing products.
• Provide detailed engineering analysis and documentation to support process deployment and ramp into volume manufacturing.

• BS degree in materials science, physics, electrical engineering, or a related discipline.
• Over 8 years of relevant experience in a clean-room manufacturing environment.
• MS or PhD in materials science, electrical engineering, optics, solid state physics, or a similar field is preferred.
• Over 3 years of practical experience in a production wafer fabrication facility and high-volume manufacturing.
• Familiarity with fabricating III-V compound semiconductor devices such as edge-emitting lasers, vertical surface-emitting lasers, photodetectors, and integrated photonics devices.
• Experience with statistical data analysis tools such as JMP and Minitab; proficiency in Python is considered an advantage.
• Proven ability to execute projects independently.
• Strong collaboration and communication skills essential for interacting with Process Engineering, Manufacturing, Design, Production Engineering, and cross‑functional teams.
• Experience with process design of experiments (DOE), statistical process control (SPC) rules, control charts, and various aspects of manufacturing and operations.
• Ability to independently handle projects and adapt to a flexible schedule for 24/7 fab manufacturing support.

P40-USA-1: $87,550.00 - $
Disclaimer:
Final base salary for the successful candidate will depend on multiple factors, including but not limited to, job location, where work will be performed, qualifications, work history and relevant experience. With our continual goal of making Lumentum a best place to work for our employees, we strive to offer employees competitive total compensation packages, which may include annual bonus, commission for certain sales roles, equity, and health and welfare benefits.