# Principal Product Engineer at Lumentum

- Company: Lumentum
- What the company does: Discover how Lumentum enables innovation through optical and photonic technologies for cloud networking, 3D sensing, lasers, and advanced manufacturing.
- Company website: https://www.lumentum.com
- Type: Startups
- Level: Principal and up
- Location: USA - CA - San Jose (Ridder)
- Work setup: On-site
- Posted: 2026-10-22
- Apply by: 2026-12-06
- Apply: https://lumentum.wd5.myworkdayjobs.com/en-US/LITE/job/USA---CA---San-Jose-Ridder/Principal-Product-Engineer_20261448?utm_source=1752vc&utm_medium=careers
- Page: https://www.1752.vc/careers/jobs/lumentum-principal-product-engineer/

## About the role

If you like wild growth and working with happy, enthusiastic over-achievers, you'll enjoy your career with us! This senior technical leadership role will work closely with R&D, Test Engineering, Manufacturing, Quality, and Operations teams to develop and implement yield-improvement initiatives across product design, manufacturing processes, and test operations. Found on 1752vc Careers, the job board for startup and VC roles.

## What they're looking for

- Fifteen or more 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. Experience with tools such as JMP, SQL, MES, etc
- 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


Source: 1752vc Careers, https://www.1752.vc/careers/jobs/lumentum-principal-product-engineer/