# Principal Systems Engineer at Onto Innovation

- Company: Onto Innovation
- What the company does: Onto Innovation is a leader in semiconductor manufacturing software & solutions that solve the most difficult yield, device performance, quality, & reliability issues.
- Company website: https://ontoinnovation.com
- Type: Startups
- Level: Principal and up
- Location: 2 Locations
- Work setup: On-site
- Posted: 2026-09-18
- Apply by: 2026-11-02
- Apply: https://wd1.myworkdaysite.com/en-US/ONTO_Careers/job/Milpitas-CA/Principal-Systems-Engineer_R-6079
- Page: https://www.1752.vc/careers/jobs/onto-innovation-principal-systems-engineer/

## About the role

We are seeking a highly experienced Principal Systems Engineer to lead the architecture, integration, and validation of complex systems for advanced semiconductor Films and OCD metrology equipment. This role requires deep technical leadership across multidisciplinary domains, including optics, mechanics, electronics, software, and controls.

## What they're looking for

- Develop, manage, and maintain system requirements, including traceability and validation
- Define and control system interfaces (mechanical, electrical, optical, software)
- Ensure alignment between subsystem designs and overall system performance requirements
- Master’s degree in Engineering (Mechanical, Electrical, Optical, Physics, or related field)
- 10+ years of experience in complex system design and integration
- Proven experience in systems engineering within semiconductor equipment, photonics, aerospace, or precision instrumentation industries