Coherent

Principal Quality Engineer-Optical Systems

Coherent$130K — $155K *
Aerospace & Defense
8 - 10 years of experience
Job Overview by Ladders

Qualifications

  • M.S. or higher in Electrical Engineering, Optical Engineering, Mechanical Engineering, Materials Science, or related technical field.
  • 10+ years of experience in quality engineering for optical systems or related technologies.
  • Demonstrated experience in supporting new product introductions (NPI) and high-volume manufacturing processes.
  • Experience in fast-paced or startup environments is preferred.
  • Strong understanding of ISO 9001 quality management systems.

Responsibilities

  • Collaborate with cross-functional teams to embed quality in product and process development.
  • Lead root cause investigations with methodologies like 8D and DMAIC for quality issue resolution.
  • Drive and validate corrective and preventive actions (CAPA) through data analysis.
  • Develop and maintain quality and control plans for optical systems.
  • Monitor yield metrics and quality indicators to enhance product performance.
  • Conduct internal audits to ensure compliance with quality standards.
  • Engage with suppliers to assess process capability and improve supply chain quality.
  • Support new product introduction and production scaling efforts.
  • Implement Lean and Six Sigma principles for continuous improvement initiatives.

Benefits

  • Collaborative work environment with cross-functional team exposure.
  • Opportunity to drive impactful quality improvements in cutting-edge optical technologies.
  • Scope for personal and professional growth within a rapidly evolving company.
  • Engagement in both internal and external audit processes enhancing compliance skills.
Full Job Description
Job Description

Primary Duties & Responsibilities

  • Partner with cross-functional teams including optical design, mechanical engineering, manufacturing, process engineering, and suppliers to ensure quality is built into product and process development.


  • Lead structured root cause investigations using methodologies such as 8D, DMAIC, Fishbone, and 5-Why to resolve internal and customer-facing quality issues.


  • Drive corrective and preventive actions (CAPA) to closure and verify effectiveness through data-based validation and follow-up.


  • Develop and maintain quality plans, control plans, inspection strategies, and process documentation for optical systems and assemblies.


  • Implement and monitor yield metrics, and other quality indicators to reduce variation and improve product performance.


  • Conduct and support internal audits to ensure compliance with ISO 9001 and other applicable quality management standards.


  • Collaborate with suppliers to evaluate process capability, manage nonconformances, and improve overall supply chain quality performance.


  • Support new product introduction (NPI) and production ramp activities, ensuring process readiness, risk mitigation, and manufacturing scalability.


  • Drive continuous improvement initiatives using Lean and Six Sigma principles within a technical manufacturing environment.


  • Prepare and present quality performance reports, audit findings, and improvement plans to leadership and key stakeholders.


Education & Experience

M.S. or higher in Electrical Engineering, Optical Engineering, Mechanical Engineering, Materials Science, or related technical field.

  • Minimum 10 years of experience in quality engineering focused on optical systems, photonics devices, or optoelectronic assemblies.


  • Demonstrated experience supporting products through NPI and high-volume technical manufacturing environments.


  • Experience working in fast-paced or startup environments preferred.


Skills

  • Strong technical understanding of optical systems including lasers, transceivers, photonic components, packaging, and opto-mechanical assemblies.


  • Exceptional root cause investigation and failure analysis capabilities in complex technical manufacturing environments.


  • Experience conducting internal audits and supporting external audits within ISO-based quality management systems.


  • Proven track record in process improvement, yield enhancement, and implementation of quality systems and controls.


  • Hands-on experience working closely with manufacturing teams to resolve quality escapes and improve process robustness.


  • Ability to synthesize complex technical data into clear, actionable recommendations for cross-functional teams and leadership.


  • Strong communication skills and ability to work effectively across global teams and suppliers.


  • Self-driven, adaptable, and comfortable operating in ambiguous or rapidly evolving environments.


Working Conditions

Office environment with regular interaction in laboratory and manufacturing settings.

  • Occasional domestic and international travel to suppliers and manufacturing sites may be required.


Physical Requirements

Ability to work in laboratory and manufacturing environments, including extended periods of sitting, standing, and use of standard lab equipment.

Safety Requirements

All employees are required to follow site Environmental, Health, and Safety (EHS) procedures and Coherent 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.

About Coherent

Coherent, Inc. is a global leader in providing laser-based solutions to a broad range of commercial and scientific research customers. The company designs, manufactures, and markets lasers, laser-based systems, precision optics, and related accessories for a diverse group of customers. Coherent's markets include scientific research, OEM components and instrumentation, microelectronics, materials processing, and life sciences. The company's products are used in a wide range of applications. Coherent was founded in 1966 and is headquartered in Santa Clara, California.
Learn more about Coherent
Size
5,085 employees
Market Cap
$4.6 billion
Industry
Net Income
-$419.7 million
Founded
1966
5 Year Trend
+27.8%
Revenue
$1.2 billion
NASDAQ

Similar Jobs

More Jobs at Coherent

More Aerospace & Defense Jobs

Find similar Principal Quality Engineer-Optical Systems jobs: