Coherent Corp logo

Principal Product Engineer

Coherent Corp

On-site
Dong Nai, Vietnam
Full-time
Principal
4+ yrs
Salary not listedPosted 5m ago

Real job — pulled straight from Coherent Corp’s careers page · Verified October 31, 2026 · No reposts.

Job description

Coherent Corp is hiring a Principal Product Engineer — a full-time, based in Dong Nai, Vietnam role. Apply directly on Coherent Corp's careers page below.

Principal Engineer, Product

Location: Dong Nai, Vietnam

Primary Duties & Responsibilities

  • Responsible for: 

    Drive product validation, failure analysis, yield improvement, cost reduction, and manufacturing readiness to achieve project objectives. 

    Provide technical leadership, coaching, and mentoring to engineers while fostering team capability development.

    Oversee project execution to ensure technical issues are resolved effectively and project targets for quality, cost, delivery, and productivity are achieved. 

    Ensure compliance with company policies, quality, safety, environmental, and intellectual property requirements

  • Lead and manage: 

    Lead and provide technical direction for New Product Introduction (NPI) projects from design transfer through mass production. 

Education & Experience

 

  • Bachelor's degree in Engineering or Science is required. Major in Physics, Applied Physics, optics, optical communication, Materials Science & Engineering, or a related field is preferred.
  • An advanced degree (Master’s or Ph.D.) is an advantage.
  • Minimum relevant experience:
    • Bachelor’s degree: 9 years
    • Master’s degree: 7 years
    • Ph.D.: 4 years;
  • Experience in NPI or Engineering within an international manufacturing environment

 

Skills

 

  • Ability to recommend and implement improvements.
  • Good communication skills in both English and Chinese.
  • Good team player with hard working attitude.
  • Must be self-motivated with capability working under pressure. 
  • Data analysis by JMP or Mini-tab.
  • Familiar with OSA product structure.
  • Experience and Ideas to drive Product Cost down.
  • Handle special assignments promptly and professionally.
  • Set a high standard of ethics, professionalism, leadership, and competency.
  • Strong interpersonal, teaming, and problem-solving skills.
  • Work effectively with other members of Coherent Corp.

Working Conditions

 

  • Working conditions typical of a climate controlled and professional office environment. This role routinely uses standard office equipment such as computers, phones, copiers, filing cabinets, etc.

Safety Requirements

 

All employees are required to follow the site EHS procedures and Coherent Corp. Corporate EHS standards.

Quality and Environmental Responsibilities

 

Depending on location, this position may be responsible for the execution and maintenance of the ISO 9000, 9001, 14001 and/or other applicable standards that may apply to the relevant roles and responsibilities within the Quality Management System and Environmental Management System.

Culture Commitment

Ensure adherence to company’s values (ICARE) in all aspects of your position at Coherent Corp.:

Integrity – Create an Environment of Trust

Collaboration – Innovate Through the Sharing of Ideas

Accountability – Own the Process and the Outcome

Respect – Recognize the Value in Everyone

Enthusiasm – Find a Sense of Purpose in Work


 

Coherent Corp. is an equal opportunity/affirmative action employer. All qualified applicants will receive consideration for employment without regard to sex, gender identity, sexual orientation, race, color, religion, national origin, disability, protected Veteran status, age, or any other characteristic protected by law.

About Us

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.


Product Introduction period. Coach and guide Junior engineers for team growth in technical wise. Project technical leader for new product transfer from design to mass production, to ensure that all new products meet specified requirements, the budget cost and the transfer timeline. He/she will be accountable for product validation, failure analysis, test debug, yield improvement, cost down activities, coordination and trouble shooting.

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Frequently asked questions

What skills are required for Principal Product Engineer at Coherent Corp?

The required skills for Principal Product Engineer at Coherent Corp include: English, Mandarin.

What is the seniority level for Principal Product Engineer at Coherent Corp?

Principal Product Engineer at Coherent Corp is a Principal level position.

How do I apply for Principal Product Engineer at Coherent Corp?

You can view the full description and apply for Principal Product Engineer at Coherent Corp on EchoJobs: https://echojobs.io/job/coherent-corp-principal-engineer-product-ddd3v.