Senior NPI Optical Engineer – Fiber Optics & Production

COHERENT; Sunnyvale (CA); On-site; USD 114,000 - 196,000; Full time

Job summary

Coherent Corp. in Sunnyvale, CA, is seeking an experienced optical engineer to support NPI lifecycles for OCS products, ensuring DFM/DFA and reliability across development and ramp stages.

The role emphasizes leading prototype assembly, optimizing processes, and providing engineering support during early production ramps, with strong PhD-level optics expertise and hands-on assembly and testing skills.

Qualifications

• PhD with 1+ year experience in fiber optics, optical modules, or optical switching systems is strongly preferred.
• Strong knowledge of fiber optic components and optical systems.
• 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.

Responsibilities

• Support NPI lifecycle for OCS products, including engineering builds, design verification, qualification, and manufacturing ramp.
• Work with cross-functional teams to ensure DFM, 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.

Skills

Fiber optic components

Optical alignment

Precision optical assembly

Optical testing tools

Data analysis & reporting

Education

PhD in fiber optics / optical communications

Tools

Optical testing instruments

UV curing equipment

Adhesive bonding equipment

Data analysis tools

Job description

Coherent Corp. in Sunnyvale, CA, is seeking an experienced optical engineer to support NPI lifecycles for OCS products, ensuring DFM/DFA and reliability across development and ramp stages.

The role emphasizes leading prototype assembly, optimizing processes, and providing engineering support during early production ramps, with strong PhD-level optics expertise and hands-on assembly and testing skills.