Demo

Co-op - Optical Engineer (Internship)

ASML US, LLC
Wilton, CT Full Time
POSTED ON 10/30/2026
AVAILABLE BEFORE 12/29/2026

Introduction to the job

ASML's Optical Sensor Group in Wilton CT is seeking a Physicist/Optical Engineer for a Co-op position (6 to 9 months) to support & develop complex optical / photonic sensor systems used within ASML's photolithography tools. These systems typically include light sources, detectors, optical / electro-optical components, fiber optics, electronics and signal processing SW functioning in close collaboration with the rest of the lithography system. Understanding the components in their relation to the sensor system and understanding the interaction with the rest of the tool is of fundamental importance.


Roles and Responsibilities

  • General: Using general Physics, Optics, and Software knowledge and an understanding of the sensor systems and tools to de-bug functionality or performance issues in the optical alignment sensors. Having hands-on skills of building optical system such as imaging, testing, alignment or detector system.
  • Leadership: the candidate must have the potential to lead executing activities for determining problem root cause, execute complex tests, gather data, and effectively communicate results on different levels of abstraction (from technical colleagues to high level managers)
  • Problem Solving: the candidate should be interested in troubleshooting complex technical problems, develop / debug data signal processing algorithms; develop and execute test plans in order to determine problem root cause;
  • Communications/Teamwork: Good communication skills during brainstorm/troubleshooting sessions; Good listening skills. Good analytical skills. Draw your own conclusions, based on the input from different stakeholders. Capability to clearly communicate the information on different level of abstraction.
  • Programming: The candidate must possess the ability to implement data analysis techniques into functioning MATLAB codes. Optimization skills, GUI building experience, and familiarly with Labview and Python are a plus.


This position is located on-site in Wilton, CT. It requires onsite presence to attend in-person work-related events, trainings and meetings and to further ensure teamwork, collaboration and innovation. Must be available for 6 months with the start date being flexible based on Spring or Fall Semester.


Education and Experience:

Minimum: Candidate should be a Master student in Physics, Optics, or other related engineering disciplines.

  • Familiarity with light sources, lasers
  • Data Analysis
  • Python or Matlab

The current base hourly range for this role is currently:

$18.00 to $48.00 per hour

Pay scales are determined by role, level, location and alignment with market data. Individual pay is determined through interviews and an assessment of several factors that that are unique to each candidate, including but not limited to job-related skills, relevant education and experience, certifications, abilities of the candidate and pay relative to other team members


This position may require access to controlled technology, as defined in the 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 the Company 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.

Need to know more about applying for a job at ASML? Read our frequently asked questions.


EEO/AA/M/F/Vet/Disabled

 

Salary : $18 - $48

If your compensation planning software is too rigid to deploy winning incentive strategies, it’s time to find an adaptable solution. Compensation Planning
Enhance your organization's compensation strategy with salary data sets that HR and team managers can use to pay your staff right. Surveys & Data Sets

What is the career path for a Co-op - Optical Engineer (Internship)?

Sign up to receive alerts about other jobs on the Co-op - Optical Engineer (Internship) career path by checking the boxes next to the positions that interest you.
Income Estimation: 
$72,265 - $83,772
Income Estimation: 
$84,546 - $99,351
Income Estimation: 
$101,213 - $124,848
Income Estimation: 
$125,799 - $152,617
Income Estimation: 
$110,220 - $132,692
Income Estimation: 
$111,195 - $140,107
Income Estimation: 
$126,558 - $144,904
Employees: Get a Salary Increase
View Core, Job Family, and Industry Job Skills and Competency Data for more than 15,000 Job Titles Skills Library

Job openings at ASML US, LLC

  • ASML US, LLC Wilton, CT
  • Introduction to the Job As a PLM Project Coordinator, you will help bring advanced semiconductor technology to market faster and more efficiently. At ASML,... more
  • Just Posted

  • ASML US, LLC Wilton, CT
  • Introduction to the job ASML brings together the most creative minds in science and technology to develop lithography machines that are key to producing fa... more
  • Just Posted

  • ASML US, LLC Phoenix, AZ
  • CS US Intern Job Description Introduction to the job ASML US brings together the most creative minds in science and technology to develop lithography machi... more
  • Just Posted

  • ASML US, LLC Wilton, CT
  • Introduction of the job As an Electrical Engineer, you will specify, design, develop, realize, integrate, and test modules and tools in a multi-disciplined... more
  • 2 Days Ago


Not the job you're looking for? Here are some other Co-op - Optical Engineer (Internship) jobs in the Wilton, CT area that may be a better fit.

  • Syensqo Stamford, CT
  • Syensqo is all about chemistry. We’re not just referring to chemical reactions here, but also to the magic that occurs when the brightest minds get to work... more
  • 28 Days Ago

  • ASML Wilton, CT
  • Introduction to the Job As an Optical Sensor Design Engineer , you will help develop precision technologies that support advanced semiconductor manufacturi... more
  • 1 Month Ago

AI Assistant is available now!

Feel free to start your new journey!