Senior Principal Process Engineer

Posted 29 Days Ago
Be an Early Applicant
Sunnyvale, CA, USA
In-Office
Senior level
Industrial • Manufacturing
The Role
Develops and supports optical manufacturing processes for fiber-optic devices and components. Responsibilities include sourcing components, assembling and testing prototypes, troubleshooting performance issues, creating build and test documentation, maintaining SOPs, supporting qualification and reliability testing, and transferring new products into manufacturing. The role also provides production support, trains colleagues, coordinates suppliers, and works in office and clean-room environments.
Summary Generated by Built In

Primary Duties & Responsibilities

  • Demonstrate a strong understanding of optical components, free-space optics, fiber optic devices, and fiber collimator coupling technologies.
  • Source, evaluate, and select optical components based on product performance, quality, and cost requirements.
  • Build and assemble prototypes according to optical design specifications and engineering requirements.
  • Characterize, test, and troubleshoot fiber optic devices to identify and resolve performance issues.
  • Generate comprehensive build documentation, test reports, and technical summaries.
  • Develop and maintain Standard Operating Procedures (SOPs) to support consistent manufacturing and testing processes.
  • Participate in product qualification and reliability testing activities to ensure compliance with performance standards.
  • Support new product introduction (NPI) activities, including transferring products to manufacturing and providing ongoing production support.

Education & Experience

  • BS or MS in engineering or related technical fields.

  • 7-15  years of related experience.

 

Skills

  • Have good understanding of basic optical components and fiberoptic devices.
  • Ability to work with little supervision and to manage assigned tasks and projects effectively. 
  • Ability to read, learn and analyze complex materials and processes, search for solutions in the public domain as well as create/develop innovative solutions.
  • Ability to leverage knowledge and experience and apply them to solve problems resourcefully.
  • Ability to search, locate and work proactively with external suppliers in the areas of his/her expertise to engage other capabilities into the project tasks involved in.
  • Effectively managing multiple priorities and projects.
  • Ability to teach and train others within work group.
  • Excellent interpersonal communication and presentation skills.
  • Proficient computer skills, experience with Word, Excel, Outlook, PowerPoint, Email, internet and the ability to develop tools and/or special applications within these packages.
  • Fiber optic experience is a plus.
  • Familiar with UV epoxies is a plus
  • Fiber Optical module package is a plus

Working Conditions

  • Good office working conditions and Class 10000 clean-room environment, wearing smock with mask and gloves.

Physical Requirements

  • Able to move light equipment and tooling (<25lbs) as needed when setting up manufacturing stations.

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.


 

If you need assistance or an accommodation due to a disability, you may contact us at [email protected].


About UsCoherent 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.


Skills Required

  • Bachelor’s or master’s degree in engineering or a related technical field
  • 7–15 years of related engineering experience
  • Understanding of optical components, free-space optics, fiber optic devices, and fiber collimator coupling technologies
  • Ability to independently manage assigned tasks and projects
  • Ability to analyze complex materials and processes and develop innovative solutions
  • Ability to work proactively with external suppliers
  • Ability to manage multiple priorities and projects
  • Ability to teach and train colleagues
  • Strong interpersonal communication and presentation skills
  • Proficiency with Word, Excel, Outlook, PowerPoint, email, internet tools, and related applications
  • Fiber optic experience
  • Experience with UV epoxies
  • Experience with fiber-optic module packaging
  • Ability to move light equipment and tooling weighing less than 25 pounds

Coherent Corp. Compensation & Benefits Highlights

The following summarizes recurring compensation and benefits themes identified from responses generated by popular LLMs to common candidate questions about Coherent Corp. and has not been reviewed or approved by Coherent Corp..

  • Healthcare Strength — Healthcare Strength: Health coverage includes multiple national and region-specific options (UHC HDHP/HSA, PPO, EPO; Kaiser in CA; Health Net in OR) plus separate dental (Delta Dental) and vision (VSP), indicating strong breadth and choice. This breadth supports a solid total package in certain roles and locations.
  • Equity Value & Accessibility — Equity Value & Accessibility: An Employee Stock Purchase Plan allows buying shares at 85% of market price with contributions up to 10% of pay, expanding ownership access. This feature can materially bolster total rewards even when base pay is mid‑pack.
  • Leave & Time Off Breadth — Leave & Time Off Breadth: Paid time off includes 15 vacation days for new hires, 10 paid holidays, and additional paid time during a December shutdown. This structure provides a clear and competitive baseline for time away from work.

Coherent Corp. Insights

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The Company
HQ: Saxonburg, PA
3,569 Employees

What We Do

Coherent empowers market innovators to define the future through breakthrough technologies, from materials to systems. We deliver innovations that resonate with our customers in diversified applications for the industrial, communications, electronics, and instrumentation markets. Headquartered in Saxonburg, Pennsylvania, Coherent has research and development, manufacturing, sales, service, and distribution facilities worldwide. For more information, please visit us at coherent.com.

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