Full-time Posted June 17, 2026
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Job Description

A Day in Your Life at MKS:


The MKS Systems Business Unit develops and manufactures advanced optics, optical assemblies, subsystems, and full laser‑based production systems that enable high‑value solutions for our customers. As a Principal Optical Engineer in our Central Engineering organization in Irvine, CA, you will play a key role in designing and developing complex optical systems across a fast‑paced, highly collaborative, multidisciplinary environment. In this role, you will drive projects from initial concept through detailed design, integration, and successful product implementation. The Principal Optical Engineer reports to the Director of Engineering, Laser and Optics.


You Will Make an Impact By:

+ Leading the design, development, and validation of optics and optical systems with full consideration of performance, tolerancing, and manufacturability

+ Translating customer and product requirements into robust optical architectures ...

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