Process Engineer MOCVD

Job Description

Location: Zurich, Switzerland

Are you passionate about semiconductor technology and eager to contribute to the next generation of photonics innovations? We are looking for a Process Engineer - MOCVD to join our growing team and play a key role in the development and optimization of advanced III-V semiconductor laser structures.

In this position, you will work at the intersection of R&D and manufacturing, helping to drive process excellence for cutting-edge photonic devices. You will collaborate closely with engineers, researchers, and production teams to optimize epitaxial growth processes, analyze material performance, and support the introduction of new technologies into manufacturing.

• Plan and prepare the epitaxial growth of GaAs- and InP-based laser diode structures.
• Coordinate semiconductor material characterization activities and analyze results to support both product development and manufacturing.
• Drive continuous improvements in process performance, yield, product quality, and operational efficiency.
• Support the implementation, qualification, and optimization of new equipment, software tools, and manufacturing solutions.
• Collaborate closely with Engineering and R&D teams to develop innovative MOCVD processes for next-generation photonics products.
• Participate in root cause investigations and process troubleshooting activities.
• Provide periodic on-call support as part of the team.

• Master’s degree or PhD in Physics, Electrical Engineering, Materials Science, or a related technical field.
• Hands-on experience with MOCVD systems used for the fabrication of III-V semiconductor materials.
• Strong analytical and problem-solving skills, with experience in data collection, processing, and analysis.
• Ability to work effectively in a collaborative and cross-functional environment.

• Experience with semiconductor lasers, including their physics, manufacturing processes, and applications.
• Knowledge of laser physics, vacuum technology, and characterization techniques for III-V semiconductor materials.
• Programming experience in Python, LabVIEW, SQL, or similar tools.
• Strong communication skills in both German and English.

You have a proactive and results-oriented personality and enjoy solving complex technical challenges. You thrive in an innovative environment, take ownership of your work, and are comfortable working independently while collaborating with multidisciplinary teams.

• A dynamic and international work environment.
• An open, collaborative, and supportive company culture.
• Opportunities to work on breakthrough technologies shaping the future of photonics.
• Unique technical challenges and the ability to make a meaningful impact.
• Competitive compensation and attractive benefits.

• 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 purpose and passion in your work.

If you’re excited about advancing semiconductor and photonics technologies in a highly innovative environment, we would love to hear from you.

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!