Product Engineer ; Optical

In your career, let’s prove what’s possible.

At Lam Research, we create equipment that drives technological advancements in the semiconductor industry. Our innovative solutions enable chipmakers to power progress in nearly all aspects of modern life, and it takes each member of our team to make it possible.

Across our organization, our employees come to work and change the world. We take on the toughest challenges with precision and accuracy. We push for the next big semiconductor breakthrough. We lead the way in one of the most critical and fast-moving industries on the planet. And we do it together, with deep connections and limitless collaboration.

The impact we have on the world is made possible by focusing on our people. So we recognize and celebrate our teams’ achievements. We strive to create an inclusive and diverse culture where everyone’s contribution and voice has value. We evaluate and evolve our offerings, so our people receive the support and empowerment to do meaningful things for their lives, careers, and communities.

Because at Lam, we believe that when people are the priority and they’re inspired to unleash the power of innovation for a better world together, anything is possible.

Date:
Jul 22, 2026

Location:

Fremont, CA, US, 94538

Worker Category:
On-site Flex

You will be part of the Process Sensors and Endpoint group that is in the Etch Product Organization.

At Lam, as a Product Engineer, you thrive in high-stakes, dynamic environment, driving product development at the forefront of the semiconductor equipment industry. Collaborating closely with customers and internal teams, you will provide real-time problem-solving to customer challenges and to enhance our products. Your passion for engaging with customers and innovative engineering drives progress in our industry, tackling the once unsolvable.

In this role, you will directly contribute to improve sensing technology for etch process control.

• Improve existing plasma sensors with special emphasis on optical design.
• Evaluate novel plasma sensing techniques. Implement the sensor integration to Lam etch tools. Develop signal analysis routines and data acquisition routines.
• Improve and develop existing analysis algorithms for endpoint, fault detection and process control.
• Investigate other applications of plasma diagnostic techniques for process control, such as absorption spectroscopy, absolute optical emission spectroscopy, reflectometry, ellipsometry, etc…
• Product support: help customers to develop sensor based applications, troubleshoot customer sensor problems.
• Create documentation for customers and field service engineers.
• Collaborate with cross-functional and cross-cultural teams to guide the specification and development of products.
• Work in a cleanroom lab and/or customer semiconductor fab environment.

Minimum Qualifications:

• Master’s degree in Material Science, Electrical Engineering, Mechanical Engineering, Optics, Physics, Chemistry, Chemical Engineering, or related field with 5+ years of experience; or a PhD with 3+ years’ experience; or equivalent experience.

Experience with optical and electrical sensors, plasma diagnostics, process control.

Experience with mathematical modeling and statistical analysis techniques. Matlab, C++, Python, ZEMAX.

Familiar with some of the following techniques: reflectometry, interferometry, spectroscopy, Langmuir probes, Voltage-Intensity probes...

• Good communication skills, liking of teamwork.

We believe it is important for every person to feel valued, included, and empowered to achieve their full potential. By bringing unique individuals and viewpoints together, we achieve extraordinary results.

Lam Research ("Lam" or the "Company") is an equal opportunity employer. Lam is committed to and reaffirms support of equal opportunity in employment and non-discrimination in employment policies, practices and procedures on the basis of race, religious creed, color, national origin, ancestry, physical disability, mental disability, medical condition, genetic information, marital status, sex (including pregnancy,…