Senior Assembly Development Engineer

Posted Yesterday
Be an Early Applicant
Fremont, CA, USA
In-Office
Senior level
Industrial • Manufacturing
The Role
Lead development engineering for chip-on-carrier and package/module assembly of high-power CW lasers and related optoelectronic devices. Work hands-on with contract manufacturers to optimize performance, yield, and integration. Collaborate cross-functionally, analyze reliability/test data using statistical methods, and perform thermal/thermomechanical modeling to troubleshoot and improve production and product quality. Ensure on-time delivery and adherence to quality and EHS standards.
Summary Generated by Built In

As the Senior Process Development Engineer, you will lead all aspects of development engineering, work with contract manufacturers, for our high-power CW lasers and their packages. This position demands a hands-on approach to product performance, yield optimization, and production troubleshooting. Your expertise will guide the seamless integration of new products into existing systems and ensure our continued leadership in the market.

Primary Duties & Responsibilities

Development Engineering Leadership: Oversee the entire engineering development effort on chip-on-carrier assembly and/or package/module development for high-power CW lasers, high speed PD, and/or co-packaged optics, ensuring optimal performance and yield.

Manufacturing Collaboration: Work closely with manufacturing teams and Fremont product engineering and logistic team to address needs and optimize performance with contract manufacturers

Cross-Functional Teamwork: Collaborate with Fremont Product Engineers, Design, Planning, Logistic team to ensure good quality product on time delivery on schedule

Data Analysis: Utilize statistical methods to analyze reliability and test data, identifying trends and potential issues to improve product yield and quality; Perform thermal or thermomechanical modeling and analysis during the chip bonding process.

Education & Experience

  • A Master’s degree or higher in Applied Physics, Materials Science, Electrical Engineering or related field.
  • At minimum 5 years’ of industrial experience in engineering development, preferably with a focus on semiconductor lasers or related optoelectronic devices such as photodiodes, semiconductor lasers and other devices with InP based materials.  Direct hands-on experience in semiconductor chip packaging is highly desired. 

Skills

  • Proficient in data analysis and statistical evaluation related to product engineering.
  • Exceptional leadership and interpersonal skills, capable of managing complex projects and diverse teams.
  • Strong problem-solving skills with a proactive approach to addressing and preempting issues.
  • Willingness to travel frequently to manufacturing sites.
  • Excellent communication skills, essential for effective teamwork and cross-disciplinary collaboration.


Working Conditions

  • This role will be based on-site in Fremont, CA. 
  • Regular use of a computer and other office equipment is necessary.

Physical Requirements

  • Sitting for extended periods while working on a computer or in 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.

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

  • Master's degree or higher in Applied Physics, Materials Science, Electrical Engineering, or related field.
  • Minimum 5 years industrial experience in engineering development, preferably focused on semiconductor lasers or related optoelectronic devices (photodiodes, InP-based materials).
  • Direct hands-on experience in semiconductor chip packaging.
  • Proficient in data analysis and statistical evaluation related to product engineering.
  • Experience performing thermal or thermomechanical modeling and analysis during chip bonding processes.
  • Exceptional leadership and interpersonal skills; experience managing complex projects and diverse teams.
  • Strong problem-solving skills with a proactive approach to addressing and preempting issues.
  • Willingness to travel frequently to manufacturing sites.
  • Ability to work on-site in Fremont, CA.
  • Excellent verbal and written communication skills for cross-disciplinary collaboration.

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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