Intern: Process Engineering -Defect Analysis

Job Summary

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.

Primary Duties & 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

Education & Experience


* 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.

Skills & Other Requirements


* 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.


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


* Internship Duration: 10 - 14 weeks.


* ITAR compliance is required for this position.


* At Coherent, interns are valued members of our team and have the opportunity to make meaningful contributions from day one.

In addition to hands-on project experience, our internship program includes opportunities to connect with fellow interns and colleagues across the organization through virtual and in-person networking events, team-building activities and more.

Interns are expected to actively participate in these events as part of their professional development and to fully immerse themselves in our collaborative and innovative culture.

Working Conditions


* This role will be based on-site in Pine Brook, NJ


* 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 po...