Semiconductor Laser Product Engineer

Lumentum • Sagamihara, Kanagawa, Japan • Posted June 04, 2026

Location Sagamihara, Kanagawa

Job Type Full time

Category Engineers

Posted June 04, 2026

It's fun to work in a company where people truly BELIEVE in what they're doing!
Responsibilities:
As a product engineer for semiconductor lasers (including DFB lasers and electro-absorption modulator integrated lasers), you will be engaged in the following activities:
Device characterization and performance analysis
Data-driven process improvement and yield enhancement
Root cause investigation and failure analysis
Statistical analysis and trend monitoring
(Depending on skill level) Development of data models or analysis automation, including machine learning.
Expected Background:
BSc, MSc, or PhD degree in a science or engineering discipline
Strong interest in semiconductor or optoelectronic devices, manufacturing, or data science
Logical, analytical thinker with persistence in tackling complex technical challenges
Expected Skill:
Experience with data analysis too...
            

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