Lead Reliability Engineer – Pump Lasers

JOB SUMMARY

We are seeking a skilled and detail-oriented Reliability Engineer to support the development, qualification, and long-term reliability of 980nm pump laser products. The role focuses on ensuring product robustness through rigorous testing, failure analysis, and continuous improvement.

PRIMARY DUTIES & RESPONSIBILITIES.

• Work with product engineers to develop qualification plans in accordance with Telcordia GR-468 and other applicable standards.
• Work with chip team to establish reliability models for new generations of products, including defining stress cells at CoC and at module.
• Monitor ongoing life test and ongoing reliability test (ORT) activities to ensure that any issues are detected in timely manner.
• Liaise with chip and module manufacturing teams to learn lessons from root cause analysis (RCA) of field and qual test failures analysis.
• Ensure that corrective actions are fed into new product generations.
• Monitor reliability aspects of manufacturing and RMA performance.
• Maintain tracking systems for ongoing reliability metrics.
• Document findings in detailed reliability reports and present results to stakeholders and customers.
• Establish and maintain prime interactions with customers on significant reliability issues and drive corrective actions within the global team.

EDUCATION & EXPERIENCE

• Bachelor's or Master's degree in Electrical Engineering, Physics, Materials Science, or related field.
• Demonstratable experience in laser diode reliability, photonics, or semiconductor device reliability.
• Deep understanding of laser physics, especially in relation to pump lasers.
• Experience with reliability prediction tools and statistical software (e.g., JMP, Minitab).
• Strong problem-solving skills and hands-on experience with FA techniques.

Preferred Additional Skills

• Experience with hermetic, fibre-coupled laser packaging .
• Knowledge of failure modes in InGaAs / AlGaAs-based laser structures.
• Experience with reliability assurance in high-volume manufacturing environments.

SKILLS & OTHER REQUIREMENTS

• Demonstrated problem solving and work prioritisation skills.
• Ability to keep up to date with technology and apply to business strategic plan.
• Ability to achieve results independently or working with others.
• Excellent interpersonal and communication skills; ability to communicate effectively with end-users, management, and staff.
• Ability to handle multiple priorities involving internal customer requests and demands.
• Ability to excel in a cross-organisational, cross cultural, global team environment.
• Handle special assignments promptly and professionally.
• Set a high standard of ethics, professionalism, and competency.

WORKING CONDITIONS

Working conditions typical of a climate controlled and professional office environment. This role routinely uses standard office equipment such as computers, phones, photocopiers.

SAFETY REQUIREMENTS

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

QUALITY & 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:

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