About this opportunity
Coherent Corp. lists this Principal NPI Engineer opportunity in sunnyvale, California. Review the employer’s description below for duties, qualifications and application requirements.
Job description
Primary Responsibilities
Support NPI lifecycle for OCS products, including engineering builds, design verification, qualification, and manufacturing ramp.
Work with cross‑functional teams to ensure design for manufacturability (DFM), design for assembly (DFA), and reliability requirements are incorporated into product development.
Coordinate engineering builds and support prototype assembly, debug, and validation activities.
Develop and optimize assembly processes with work instructions and process documentation for manufacturing.
Provide engineering support to manufacturing during early production ramp.
Drive continuous improvement initiatives for process capability, product quality, and production efficiency.
Education & Experience
PhD with 1+ year experience in fiber optics, optical modules, or optical switching systems is strongly preferred.
Skills
Strong understanding of fiber optic components and optical systems, including fiber arrays, collimators, optical alignment, and optical coupling.
Hands‑on experience with precision optical assembly and alignment processes.
Experience with optical testing and characterization tools.
Knowledge of optical packaging, adhesive bonding, UV curing, and environmental sealing.
Experience supporting NPI builds and transition from development to manufacturing.
Strong problem‑solving and root cause analysis skills.
Ability to manage multiple projects and priorities in a fast‑paced development environment.
Excellent cross‑functional collaboration and communication skills.
Proficient with data analysis and reporting tools.
Working Conditions
Regular use of a computer and other office equipment is necessary.
Interaction with team members and external contacts is a regular part of the job.
Physical Requirements
Sitting for extended periods while working on a computer or conducting meetings.
Use of hands and fingers for typing, writing, and handling documents.
Occasional lifting of objects or materials up to 20 pounds for administrative tasks.
Ability to communicate verbally and in writing.
Mobility within the office environment to attend meetings.
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
I ntegrity – Create an Environment of Trust
C ollaboration – Innovate Through the Sharing of Ideas
A ccountability – Own the Process and the Outcome
R espect – Recognize the Value in Everyone
E nthusiasm – Find a Sense of Purpose in Work
Equal Opportunity Statement
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.
If you need assistance or an accommodation due to a disability, you may contact us at
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Worksite address
sunnyvale, CA, 94087, US
Who can apply
Review the original listing for work authorization, qualifications and employer requirements.