OpeningsFirst
How it worksPricingLog inGet started
OpeningsFirst › Jobs in the United States › Jobs in Fremont, California

Principal Foundry Quality Engineer

Coherent Corp. Philippines · coherent.com
FremontOn-siteLead / Manager5+ yrs
Apply on Coherent Corp. Philippines’s site

OpeningsFirst finds jobs like this first

  • Straight from company career pages. We check thousands of them every few hours.
  • The day they’re posted, often before LinkedIn or Naukri.
  • Only your kind of job: Quality Engineer jobs in Fremont.

New openings the day they’re posted, at 8 am and 6 pm. Cancel anytime.

Subscribers got this job on 12 October 2026. New jobs reach them at 8 am and 6 pm, 5 days before they open here. Get the next one first

The job in short

Foundry quality engineering.

Compliance

Details

Found
19 d ago · posted 2026-10-05
Location as listed
Fremont, CA, United States
Role
Quality Engineer
Source
The company’s own careers site

Full description

Primary Duties & Responsibilities • Lead the development of predictive quality methodologies that align supplier PCM data with Coherent device designs, wafer-level test results, reliability performance, and factory yields. Identify yield and performance issues not detected by foundry PCM monitoring and partner with foundries to implement enhanced test structures, monitoring strategies, and process controls that improve correlation and early detection of manufacturing risks. • Partner with internal engineering teams and external wafer foundries to develop and implement comprehensive foundry quality processes and procedures for Coherent Silicon Photonic PIC Products. • Utilize Quality Metrics and KPIs from die testing and transceiver assembly/test sites to derive predictive quality metrics (e.g. defect density, yield, escapes, corrective action effectiveness) and drive preventive measures internally and from the PIC foundries. • Participate in the Materials Review Board with factory quality and engineering partners to disposition discrepant material and document routine troubleshooting process flows for improved efficiency. • Apply AI and big data techniques to analyze foundry quality data, predict trends, and recommend corrective actions. • Perform quality and process audits of new and existing foundries to assess compliance to industry standards and assess product quality and reliability risk. • Lead root cause investigations and collaborate with process integration, device engineering, reliability, and foundry teams to implement corrective actions, drive specification changes, resolve process issues, and manage material disposition through the CCB process. • Participate in new product design for quality and reliability (DfQnR) reviews and Failure Mode Effects and Analysis (FMEA). • Support PIC qualification activities for new PIC products, foundry qualifications, and ongoing improvements. Education & Experience • BS/MS/PhD in Material Science, Physics, Electrical Engineering, or equivalent field. • 5+ years of experience in CMOS or Silicon Photonics foundry process technology development, foundry technology interface, or related fields and technology nodes. Skills • Strong interpersonal, teaming, and problem-solving skills. • Work effectively with other members of Coherent Corp within the US and Asia counterparts. • Excellent communication skills and ability to influence individuals with diverse backgrounds. • Proficiency in Semiconductor Device Physics and Defect Mechanism analysis. • Proficiency in analytical tools for data analysis and MS Office • Familiarity with optical device manufacturing preferred, including: • Lasers • Modulators • Photodetectors • Optical switches • Co-packaged optics • Optical transceivers Working Conditions • Ability to travel domestically and internationally as required. • Office environment with regular interaction in laboratory and manufacturing settings. • • Occasional domestic and international travel to suppliers and manufacturing sites may be required. Physical Requirements • Ability to work in laboratory and manufacturing environments, including extended periods of sitting, standing, and use of standard lab equipment. Safety Requirements All employees are required to follow the site EHS procedures and Coherent Corp. Corporate EHS standards. Quality and Environmental Responsibilities Depending on location, this position may be responsible for the execution and maintenance of the ISO 9000, 9001, 14001 and/or other applicable standards that may apply to the relevant roles and responsibilities within the Quality Management System and Environmental Management System. Culture Commitment Ensure adherence to company’s values (ICARE) in all aspects of your position at Coherent Corp.: Integrity – Create an Environment of Trust Collaboration – Innovate Through the Sharing of Ideas Accountability – Own the Process and the Outcome Respect – Recognize the Value in Everyone Enthusiasm – Find a Sense of Purpose in Work Coherent Corp. is an equal opportunity/affirmative action employer. All qualified applicants will receive consideration for employment without regard to sex, gender identity, sexual orientation, race, color, religion, national origin, disability, protected Veteran status, age, or any other characteristic protected by law. If you need assistance or an accommodation due to a disability, you may contact us at [email protected].

Quality Engineer jobs in Fremont, California · Quality Engineer jobs in the United States · All Coherent Corp. Philippines jobs

Jobs in India · Jobs in the US · Who’s hiring in India · Who’s hiring in the US · How OpeningsFirst works · Free jobs widget
OpeningsFirst · Use with AI · Terms · Privacy · Refunds · Contact Showing prices for India or elsewhere