Full time

Principal Test Engineer

Posted by Lumentum • Sagamihara, Kanagawa, Japan

📍 Sagamihara, Kanagawa 🕒 March 01, 2026

About the Role

It's fun to work in a company where people truly BELIEVE in what they're doing!

Job Summary: We are seeking a highly experienced and dynamic Test Engineering lead to drive and manage our Test Development in Japan for EML and CW laser product lines. This role will be responsible for overseeing the development and implementation of world-class testing strategies, methodologies, and tools to ensure product excellence. The ideal candidate will have extensive experience in driving innovation in testing practices, scaling testing operations for complex products in a fast-paced environment, while driving collaboration and decision making to move actions forward with internal key stakeholders in operations and product R&D.

Key Responsibilities:

  • Develop, implement, and release to factory test strategies, processes, and tools that meet the required speed, scale, cost and quality for EML and CW laser production
  • Identify and drive initiatives for te...
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