Intern: Process Engineering -Defect Analysis

Coherent Corp. • Montville Township, NJ

4d • Onsite

About The Position

We are seeking a motivated and detail-oriented technical intern to join our
Process Engineering team for Summer 2026. In this role, you will gain hands-on
experience in crystal defect inspection and identification working alongside
semiconductor technicians and under engineers and researchers while contributing
to meaningful projects that support our team and company objectives.

Requirements

• Candidate should at least be a rising sophomore pursuing a BS degree in engineering, material science or a related technical field.
• Open to currently enrolled students or those who have graduated within one year of the internship start date.
• Excellent written and verbal communication.
• Team-oriented but able to work independently when needed.
• Adaptable and eager to learn in a fast-paced environment.
• Attention to detail and time management.
• Internship Duration: 10 – 14 weeks.
• ITAR compliance is required for this position.
• Must be a U.S. Person as defined by ITAR (U.S. Citizen, U.S. Permanent Resident, or protected individual).
• Compliance with all applicable export control regulations.
• All employees are required to follow the site EHS procedures and Coherent Corp. Corporate EHS standards.
• 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

Nice To Haves

• Experience with SQL, JMP and or Python is a plus.

Responsibilities

• Main focus will be on inspecting and characterizing the starting seeds, tracing them through crystal growth and inspecting and characterizing the generational resulting products that come from that seed family. This is part of two different projects by process engineering to improve certain crystal defects.
• Using software such as SQL, Excel, JMP, Powerpoint and Python. Individual will be trained by Process Engineering and R&D on the software involved as part of their internship.
• Physically inspecting and characterizing the seeds and boules under guidance of process engineering and R&D.
• Analyzing crystal quality outputs electronically under guidance of process engineering and R&D.
• Electronically tracing and documenting seed genealogy under guidance of process engineering and R&D.
• Individual will present their work to management in a 15 minute presentation at the end of term

What This Job Offers

• Career Level: Intern