Senior Fab Quality Manager - InP Photonics

Location: Alhambra, CA (Onsite)

Job Summary

Reporting to the VP Quality Engineering & Technology, this person will be responsible for managing quality operations within the InP fabrication facility supporting laser and gain chip production for high-speed optical AI infrastructure applications. This position requires thorough understanding of III-V semiconductor processes, photonic device physics, and quality management practices in high-volume wafer manufacturing environments. Support and establish procedures for new product introduction, technology development, process optimization and failure analysis investigations.

Responsibilities

• Serve as Management Representative for ISO systems, coordinating cross-functional teams to maintain documentation, implement corrective actions, and drive continuous improvement initiatives aligned with ISO9001:2015 Quality Management System and ISO14001:2015 Environmental Management System certifications.
• Manage day-to-day quality operations across InP wafer fabrication including epitaxy (MOCVD/MBE) and wafer processing. Interface between fab operations and Engineering teams to drive yield improvement and quality enhancement initiatives.
• Lead inline and final inspection strategies for laser and gain chip products including LIV (Light-Current-Voltage), spectral performance, and optical power characterization.
• Actively participate in new process development for advanced photonic devices including DFB/DBR lasers, semiconductor optical amplifiers (SOAs), and photonic integrated circuits (PICs).
• Manage Quality Continuous Improvement activities through data analysis, SPC monitoring, root cause identification and implementation of corrective and preventative actions across the Product Development Cycle.
• Participate and drive DFM, DFT, and FMEA activities within the engineering groups specific to photonic devices.
• Manage supplier quality for critical materials including InP substrates, precursor gases, and outsourced processes.
• Minimum Qualifications: Master's Degree in Electrical/Electronic Engineering, Applied Physics, Materials Science, Optical Engineering or related degree. PhD is a plus.
• Solid knowledge of III-V semiconductor device physics with emphasis on InP-based photonic devices including edge-emitting lasers, VCSELs, SOAs, and modulators.
• Deep understanding of InP epitaxial growth processes (MOCVD/MBE), including material quality assessment, layer structure optimization, and defect management.
• Solid knowledge of wafer fabrication processes specific to III-V compounds including dry/wet etching, metallization, passivation, cleaving, and AR/HR coating technologies.
• 7+ years of demonstrated experience in quality engineering, product engineering, or process engineering within III-V semiconductor or photonics manufacturing environment.
• Demonstrated experience implementing and maintaining ISO9001 and ISO14001 management systems in a manufacturing environment.
• Experience with high-speed optical transceivers, datacenter interconnects, or coherent optical communication systems is highly desirable.
• Effective communicator with the ability to interface at all levels within the organization, possessing a thorough written and verbal command of the English language.

Desired Qualifications

• Advanced degree in applicable Engineering/Science field. Experience in III-V semiconductor fabrication, photonic device manufacturing and optical testing
• Proven ability to solve complex technical problems and analyze data using statistical concepts and tools (JMP, Minitab, Python/R)
• Exposure to Lean Manufacturing and Six Sigma methodologies, ideally Green/Black Belt certified
• ISO9001 and/or ISO14001 Lead Auditor certification is highly desirable
• Familiarity with reliability standards for optical components (Telcordia GR-468, IEC standards)
• Understanding of AI infrastructure requirements and optical interconnect architectures (400G/800G/1.6T)
• Travel Required: 10 to 20% (primarily to customer sites, substrate suppliers, or outsource partners)
• The intent of this job description is to describe the major duties and responsibilities performed by incumbents of this job. Incumbents may be required to perform job-related tasks other than those specifically included in this description.
• All duties and responsibilities are essential job functions and requirements and are subject to possible modification to reasonably accommodate individuals with disabilities.
• We are proud to be an EEO employer M/F/D/V. We maintain a drug-free workplace.
• A reasonable estimate of the pay range for this position is $130,000 - $185,000.  There are several factors taken into consideration in determining base salary, including but not limited to: job-related qualifications, skills, education and experience, as well as job location and the value of other elements of an employee’s total compensation package.
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