Principal Engineer (NPI)
LinkedIn|Coherent Corp.|Tran Phu, Binh Dinh, Vietnam|10 Aug 2026
JOB DESCRIPTION
Job Summary
JOB DESCRIPTION
Coherent is a global leader in lasers, engineered materials and networking components. We are a vertically integrated manufacturing company that develops innovative products for diversified applications in the industrial, optical communications, military, life sciences, semiconductor equipment, and consumer markets. Coherent provides a comprehensive career development platform within an environment that challenges employees to perform at their best, while rewarding excellence and hard-work through a competitive compensation program. It's an exciting opportunity to work for a company that offers stability, longevity and growth. Come Join Us!
Note to recruiters and employment agencies: We will not pay for unsolicited resumes from recruiters and employment agencies unless we have a signed agreement and have required assistance, in writing, for a specific opening.
LinkedIn
JOB DESCRIPTION
- Responsible for production test process optimization of 800G/1.6T optical modules, driving improvement of test efficiency and product yield.
- Lead anomaly analysis and improvement plan formulation during optical module production testing, and track the implementation effect of improvement measures
- Responsible for failure analysis of RMA (Return Merchandise Authorization) optical module products, output root cause reports and promote issue closure.
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Be responsible for other test-related matters, including but not limited to: verification of new test plans, verification of new test environments, assisting PE in handling product-related issues, etc.
Coherent is a global leader in lasers, engineered materials and networking components. We are a vertically integrated manufacturing company that develops innovative products for diversified applications in the industrial, optical communications, military, life sciences, semiconductor equipment, and consumer markets. Coherent provides a comprehensive career development platform within an environment that challenges employees to perform at their best, while rewarding excellence and hard-work through a competitive compensation program. It's an exciting opportunity to work for a company that offers stability, longevity and growth. Come Join Us!
Note to recruiters and employment agencies: We will not pay for unsolicited resumes from recruiters and employment agencies unless we have a signed agreement and have required assistance, in writing, for a specific opening.