Principal Silicon Photonics Packaging Engineer

Fremont, CA, United States (On-site)

• Drive Co-Packaged Optics and Optical Engine product packaging activities from initial concept to production.
• Develop Silicon Photonic (PIC) and electronics IC (EIC) co-design process flow, PIC and EIC IO pad frame and 3D interposer floor plan.
• Lead PIC and EIC interconnect schematic and monitor layout design process.
• Work with OSAT’s to define PIC and EIC hybrid integration packaging design rules, process flow, and material sets.
• Lead optical package development to establish package manufacturability and reliability.
• Collaborate with cross-functional teams consisting of Silicon Photonics, IC design, substrate layout, and module design teams.

• Bachelor’s degree with 9 years of related experience in optical and IC packaging.
• Or Master’s degree with 7 years; or a PhD with 4 years experience.

• Experience with high-speed differential and single ended impedance-controlled signal routing.
• Experience with Silicon Photonics IC packaging.
• Experience with organic substrate design and packaging.

• This position is on-site full time.
• May require occasional off-site meetings or travel.
• 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.
• May require occasional overtime and flexibility in work hours to accommodate the executive’s needs.

• 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.

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

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.

• 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.

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.

• Job Identification 2009272
• Posting Date 11/03/2025, 07:41 PM
• Degree Level Bachelor's Degree
• Job Schedule Full time
• Locations 48800 Milmont Drive, Fremont, CA, 94538, US (On-site)