Intern, Test Engineering

Job Summary

We are seeking a motivated and detail-oriented Test Technician Intern to join our Test Development Engineering team for Summer 2026.

This role will get hands on experience of what it is like to support the manufacturing facility, and for production support activities that support existing test infrastructure on the floor.

Primary Duties & Responsibilities


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+ Maintain existing test infrastructure on the production floor

+ Bring up new test infrastructure on the production floor

+ Support improvements/upgrades to test infrastructure on the production floor

+ Support the smooth flow of material through test infrastructure on the production floor

+ Support engineering in developing and implementing new test infrastructure

+ Update and maintain test documentation

+ Provide test equipment-related training to operators

+ Perform calibrations and validations of test equipment

+ Perform material dispositions

+ Perform, analyze, and act on SPC charts & maintain SPC material

+ Analyze and act on production and test related KPIs

+ Perform basic DOEs for engineers

+ Co-develop calibration procedures with senior technicians and engineers

+ Co-develop SOPs and OCAPs with senior technicians and engineers

+ Ownership and accountability of production floor performance and misses on all test equipment

+ Successfully present and communicate to management on any topics of interest/concern

+ Cross-train other technicians on all test infrastructure / job requirements


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+ Advanced analysis of engineering and production data from multiple sources and present analyses / summaries in verbal and written presentations to engineers and management

+ Develop and perform advanced DOEs for engineers

Education & Experience



* Education Level Required: [Select all that apply: Some College

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.


* Additional Information


* Internship Duration: 10 - 14 weeks.


* 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 Sherman Texas


* Regu...