Principal Product Engineer

Lumentum • San Jose, CA

4d

About The Position

Lumentum is seeking an experienced senior technical leader to lead product engineering activities within the Global Test organization of its Component Business Unit. The work spans teams and locations in the United States, United Kingdom, Thailand, Malaysia, Hong Kong, and China. The role partners with R&D, Test Engineering, Manufacturing, Quality, and Operations to develop and implement yield-improvement initiatives across product design, manufacturing processes, and test operations.

The successful candidate will bring extensive experience in high-volume optical-component production, product and test engineering, manufacturing processes, data analytics, and statistical analysis. They will provide technical leadership, foster collaboration, and drive timely decisions and execution across global teams. International travel is expected approximately once per quarter.

Requirements

• Bachelor’s or master’s degree in Electrical Engineering, Computer Science, or a related field.
• At least 15 years of experience in product engineering, test engineering, manufacturing engineering, or a related technical field.
• Strong experience with large-scale data analytics, statistical analysis, data querying, and data manipulation.
• Extensive hands-on experience with high-volume optical-component manufacturing and testing.
• Proven track record in yield improvement, test-time reduction, test optimization, manufacturing-process improvement, and product ramp-up.
• Experience with DOE, Cpk, SPC, Gauge R&R, correlation analysis, and failure analysis.
• Strong problem-solving, analytical, strategic-thinking, and decision-making skills.
• Ability to influence and lead cross-functional teams without direct authority.
• Excellent written and verbal communication skills across cultures, geographies, and organizational levels.
• Willingness to travel internationally approximately once per quarter.

Nice To Haves

• Master’s degree.
• Experience with tools such as JMP, SQL, and MES.

Responsibilities

• Lead product engineering activities for high-volume optical-component products in partnership with R&D, Test Engineering, Manufacturing, Quality, and Operations.
• Develop and execute yield-improvement strategies using NPI and production data.
• Drive improvement initiatives across product design, manufacturing processes, test methods, and operations.
• Establish product and production-test specifications, test coverage, and stage-gate criteria with R&D and Test Engineering.
• Analyze NPI and production lots, DOE, and pre- and post-qualification data to evaluate yield and Cpk performance.
• Lead test-time reduction, test-coverage optimization, and failure-analysis activities.
• Support tester-to-tester and customer-tester correlation, Gauge R&R, SPC, production-trend analysis, test-specification guard bands, and excursion management.
• Perform correlation studies between P-run and Q-run lots and communicate findings to stakeholders.
• Partner with Test Engineering to identify test-system issues and support corrective actions during product bring-up.
• Lead root-cause analysis and corrective-action activities for product-, process-, and test-related issues.
• Support product launches, production ramps, and continuous-improvement programs.
• Prepare and present technical reports, recommendations, and action plans for stakeholder review and approval.
• Mentor engineers and provide technical guidance across global product and test engineering teams.

Benefits

• Flexible time off.
• Physical and mental health and wellness benefits.
• Tuition reimbursement and career growth support.
• Free gym, games room, and prayer room.
• Subsidized meals and free coffee and tea.
• Employee stock options and incentive plans.
• Competitive total compensation packages, which may include annual bonus, equity, and health and welfare benefits.

What This Job Offers

• Job Type: Full-time
• Career Level: Principal