# Principal Silicon Photonics Test Engineer at Coherent Corp.

- Company: Coherent Corp.
- What the company does: Learn how Coherent empowers innovations and breakthrough technologies for the industrial, communications, electronics, and instrumentation markets.
- Company website: https://www.coherent.com
- Type: Startups
- Level: Principal and up
- Location: Fremont, CA, United States
- Work setup: On-site
- Posted: 2026-09-09
- Apply by: 2026-10-24
- Apply: https://hcwp.fa.us2.oraclecloud.com/hcmUI/CandidateExperience/en/sites/CX_1/job/2014346
- Page: https://www.1752.vc/careers/jobs/coherent-corp-principal-silicon-photonics-test-engineer/

## About the role

This role requires deep expertise in silicon photonics, RF/microwave measurement, and electro-optical device characterization, with a strong emphasis on die-level testing. The successful candidate will define test strategies, develop automated test platforms, establish measurement methodologies, and work closely with design, process, packaging, product, and manufacturing teams to characterize device performance and enable robust, scalable test solutions.