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Sr. Principal Optical Product Engineer

Job in Fremont, Alameda County, California, 94536, USA
Listing for: COHERENT
Full Time position
Listed on 2026-07-27
Job specializations:
  • Engineering
    Systems Engineer, Mechanical Engineer, Manufacturing Engineer, Electronics Engineer
Job Description & How to Apply Below
** Primary

Duties & Responsibilities *
* -    Lead the optical aspects for the design of optical transceivers.

-    Involved directly with new product development projects incorporating optical, electrical, mechanical, software and system integration engineering functions for high-speed optical transceivers.

-    Involved directly with new product development projects incorporating optical, electrical, mechanical, software and system integration engineering functions for high-speed optical transceivers.

-    Ensure meeting project schedule and timelines and milestones, and the completion of complex cross-disciplinary activities within project team.

-    Conduct and well manage design documents, ECO, design change implementation in new product release process.

-    Communicates project status and progresses to management as appropriate, including recommendations on resources, process development, and product improvement and management.

-    Individual contributor on the project team in addition to project management responsibilities.

-    Keep abreast of customer needs and new competitive products, assessing the related impact on company projects/products development plans.

-    Identify, select, and implement new development, component, manufacturing and/or testing technologies.

-    Maintain technical relationships with key suppliers, as needed. Provide professional technical support to internal departments, sales and marketing teams worldwide, and customers as needed.

** Education & Experience*
* -    Ph. D in Optics, Optical Engineering, Opto-mechanical instrumentation.

-    7+ years' experience in design, simulation, testing, and inspection of fiber optics, optical imaging systems, laser, illumination or other optical systems.

-    A minimum of 3 years' experience in optical design and simulations for fiber optics, Si-Photonics, laser, life science, LiDAR, machine vision and other related industries.

-    Experienced in working with customers and engineering team to effectively and successfully bring optical products through product life cycle from prototyping to volume production.

** Skills*
* -    Strong foundation in optics, physics, fiber optics, optical networks system.

-    Proficient in using optical design tools - e.g. Opti Studio, Code-V etc. to do Optical system design, simulations, optimization, tolerance analysis.

-    Hands-on experiences in optical design for industries within semiconductors, fiber optics, machine vision, and laser.

Experience of Co-package optical design/architecture and Si-Photonics is preferable.

-    Knowledgeable and experienced with precision mechanical components and manufacturing, materials for fiber optical modules and assemblies.

-    Able to utilize various equipment and to develop test plans for optical devices and optical components, assemblies and systems for engineering and production.

-    Demonstrate ability to DfX, DfM and to solve complex issues in optical design and opto-mechanical product development.

-    Understand phase noise testing of lasers and lasers systems and drive performance improvement.

-    Expert level knowledge in free space optics elements like lenses, isolators, beam splitters and fiber array units.

-    Preferred experience of working in a fast paced optical or Si-photonics manufacturing environment, especially dealing with multiple projects of optical and opto-mechanical assemblies.

-    Be flexible and work efficiently in a multi-site, cross-organizational, cross-cultural, global team environment

-    Leadership and the ability to work highly independently with minimal guidance from supervisors on specific tasks

-    The ability to work and deliver on aggressive schedules.

-    Able to develop long-term plans, programs and goals, to evaluate work accomplishments and provide effective feedback.

-    Able to learn, share, work with, and interpret software and test equipment based on requirements.

-    Demonstrate a thorough knowledge of evaluation methods through product development.

-    Good independent planning skills to successfully complete multiple and cross-functional projects.

-    Creative, analytical and structured problem-solving capabilities.

-    Excellent communication, interpersonal and presentation skills.

-    Capability to teamwork and collaborate among different functions.

-    Capable in technical communication and being able to express effectively to manufacturing personnel.

-    Ability to work in cross-organization, cross-culture, and global team environment.

-    Ability to travel domestically and internationally.

** Working Conditions*
* + on-site

** 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 or interact with colleagues.

**…
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