Principal Product Engineer - USA - CA - San Jose (Ridder), United States
$149,900 - $214,150 USD yearly
Originally posted 22 October 2026 by the employer.
About the role
The Principal Product Engineer leads product engineering activities within the Global Test organization of the Component Business Unit across global sites. This technical leadership role partners with R&D, Test Engineering, Manufacturing, Quality, and Operations to execute yield-improvement and test initiatives for high-volume optical components.
What you'll do
- Lead product engineering activities for high-volume optical components in partnership with R&D, Test Engineering, Manufacturing, Quality, and Operations teams. - Develop and execute yield-improvement strategies using NPI and production data to evaluate yield and Cpk performance. - Establish product and production-test specifications, test coverage, stage-gate criteria, and test-specification guard bands. - Lead test-time reduction, test-coverage optimization, Gauge R&R, SPC, tester-to-tester correlation, and failure-analysis activities. - Analyze NPI lots, production lots, and DOE data, performing correlation studies between P-run and Q-run lots. - Lead root-cause analysis and corrective-action activities for product, process, and test-related issues during product bring-up and production ramps.
What you'll need
- Bachelor's or Master's degree in Electrical Engineering, Computer Science, or a related field. - 15+ years of experience in product engineering, test engineering, manufacturing engineering, or a related technical field. - Extensive hands-on experience with high-volume optical-component manufacturing and testing. - Strong experience with data analytics and tools such as JMP, SQL, and MES. - Demonstrated experience with DOE, Cpk, SPC, Gauge R&R, correlation analysis, and failure analysis. - Proven track record in yield improvement, test-time reduction, test optimization, and product ramp-up.
Nice to have
- Master's degree in Electrical Engineering, Computer Science, or a related field.
Skills: optical components, yield improvement, DOE, SPC, NPI, test coverage