Optical Sensor Design Engineer — Lead, Data-Driven Optics (Hybrid)

ASML US, LLC; Wilton (CT); On-site; USD 90,000 - 130,000; Full time

Job summary

ASML US, LLC in Wilton, CT, seeks a Design Engineer to develop and integrate optical sensor systems inside lithography tools. You will design, build and align sensors, work with detectors, optics and electronics, and help advance data processing software.

The role requires hands-on optical system experience, strong data analysis and MATLAB/Python/LabVIEW skills, and the ability to communicate across teams. Occasional travel up to 10% is expected.

Qualifications

• BS degree in a technical field and 2+ years of solid experience; MS preferred.
• Experience with data processing / analysis / software tools (e.g. MATLAB).
• Hands-on experience with optical system alignment (e.g. imaging, testing, alignment, detector system).
• Strong English communication skills - both written and oral.

Responsibilities

• Develop optical alignment sensors in lithography machines.
• Build and integrate optical sensor systems; perform imaging, testing, and alignment.
• Lead engineers across software, electronics, and manufacturing for sensor features.

Skills

Physics

Optics

Software

Data analysis

MATLAB

LabVIEW

Python

English

Travel

Education

BS degree in a technical field

MS preferred

MS or PhD preferred

Tools

MATLAB

LabVIEW

Python

Job description

ASML US, LLC in Wilton, CT, seeks a Design Engineer to develop and integrate optical sensor systems inside lithography tools. You will design, build and align sensors, work with detectors, optics and electronics, and help advance data processing software.

The role requires hands-on optical system experience, strong data analysis and MATLAB/Python/LabVIEW skills, and the ability to communicate across teams. Occasional travel up to 10% is expected.