Internship, Optical Coating Process Engineering Summer

Position: Internship, Optical Coating Process Engineering Summer 2026
Introduction

ASML US brings together the most creative minds in science and technology to develop lithography machines that are key to producing faster, cheaper, more energy-efficient microchips. We design, develop, integrate, market and service these advanced machines, which enable our customers-the world's leading chip makers-to reduce the size and increase the functionality of their microchips, which in turn leads to smaller, more powerful consumer electronics.

Our headquarters are in Veldhoven, the Netherlands, and we have 18 office locations across the United States, including Chandler, AZ;
San Jose and San Diego, CA;
Wilton, CT; and Hillsboro, OR.

Your Assignment:

As a Process Engineering Intern in Wilton, CT, you will work alongside our coating teams to support optical manufacturing processes. You will gain hands-on experience in process optimization and problem-solving while supporting critical optical manufacturing processes.

Key Responsibilities:

* Optimize production processes involving deposition of optical thin films.

* Design and execute experiments to identify root causes of production issues.

* Analyze data statistically to troubleshoot and validate process improvements.

* Investigate process deficiencies and recommend enhancements to improve control and reliability.

* Develop robust documentation, including work instructions for manufacturable processes.

You Profile:

Currently pursing a Bachelor's degree in one of the following fields:

* Chemistry

* Chemical Engineering

* Industrial Engineering

* Materials Science

* Optical Engineering

* Physics

Skills:

To thrive in this job, you'll need:

* Ability to learn and apply new information quickly.

* Strong data interpretation and analytical skills.

* Attention to detail with a high degree of accuracy.

* Proven ability to perform effectively in a dynamic environment with changing priorities.

* Results-driven mindset with ownership and accountability.

* Ability to identify bottlenecks and drive improvements.

* Strong communication skills-clear, concise, and professional.

* Ability to work independently and collaboratively with minimal supervision.

* Commitment to customer satisfaction through quality and efficiency.

* Ability to follow strict procedures and meet timelines.

Work Environment &

Physical Requirements

Office Setting:

* Routine activities include sitting, walking, talking, hearing, and using hands for keyboarding and handling.

* Occasional movement around campus and lifting/moving up to 20 lbs.

* May require local travel based on business needs.

* Vision requirements: close vision, color vision, peripheral vision, depth perception, and ability to adjust focus.

Factory Setting (Cleanroom):

* Must be willing to work in a cleanroom environment under ISO 9000/14000 standards, wearing full gowning (coveralls, hood, safety shoes, face mask, nitrile gloves, and safety glasses).

* Work around overhead cranes, fork trucks, motorized pallet movers, lasers, ladders, platforms, and chemicals.

* Occasional lifting/moving up to 20 lbs.

* Moderate temperature and noise levels

* Reasonable accommodations will be provided for individuals with disabilities.

Additional Responsibilities:

There is potential for exposure to strong magnetic fields, high voltage and currents.

This position requires access to controlled technology, as defined in the United States Export Administration Regulations (15 C.F.R. § 730, et seq.). Qualified candidates must be legally authorized to access such controlled technology prior to beginning work. Business demands may require ASML to proceed with candidates who are immediately eligible to access controlled technology.

Inclusion and diversity

ASML is an Equal Opportunity Employer that values and respects the importance of a diverse and inclusive workforce. It is the policy of the company to recruit, hire, train and promote persons in all job titles without regard to race, color, religion, sex, age, national origin, veteran status, disability, sexual orientation, or gender identity. We recognize that inclusion and diversity is a driving force in the success of our company.

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Request an Accommodation

ASML provides reasonable accommodations to applicants for ASML employment and ASML employees with disabilities. An accommodation is a change in work rules, facilities, or conditions which enable an individual with a disability to apply for a job, perform the essential functions of a job, and/or enjoy equal access to the benefits and privileges of employment. If you are in need of an accommodation to complete an application, participate in an interview, or otherwise participate in the employee pre-selection process, please send an email to  to initiate the company's reasonable accommodation process.

Please note:

This email address is solely intended to provide a method for applicants to initiate ASML's process to request accommodation(s). Any recruitment questions should be directed to the…