# Optical Hardware Systems Test Engineer at Cisco

- Company: Cisco
- What the company does: Cisco is a worldwide technology leader powering an inclusive future for all. Learn more about our products, services, solutions, and innovations. Backed by Sequoia and Menlo.
- Company website: https://www.cisco.com/
- Type: Startups
- Level: Mid level
- Location: San Jose, California, US
- Work setup: On-site
- Posted: 2026-09-22
- Apply by: 2026-11-06
- Apply: https://cisco.wd5.myworkdayjobs.com/en-US/Cisco_Careers/job/San-Jose-California-US/Optical-Hardware-Systems-Test-Engineer_2025656
- Page: https://www.1752.vc/careers/jobs/cisco-optical-hardware-systems-test-engineer/

## About the role

In this high impact role, you will be hands-on in the lab leading the testing, validation, and bring-up of next-generation networking systems integrating ultra-high-speed silicon and advanced optics. You will play a pivotal role in validating ground breaking 112G/224G PAM4 SerDes channels, high-density Data Center Interconnects (DCI), and emerging Co-Packaged Optics (CPO) architectures.

## What they're looking for

- Bachelor’s degree in Electrical engineering, Photonics, Computer Engineering, or related technical field with 7+ years of relevant industry experience (or Master's with 4+ years, PhD with 1+ years)
- Hands-on experience in lab bring-up, system-level validation, and hardware testing of high-speed networking systems or electro-optic hardware
- Strong understanding of optical transceivers, optical link budgets, high-speed SerDes (56G/112G+ PAM4), and bit error rate testing
- Experience using standard lab instrumentation (VNAs, TDR, sampling scopes, BERTs, optical power meters, spectrum analyzers)


Source: 1752vc Careers, https://www.1752.vc/careers/jobs/cisco-optical-hardware-systems-test-engineer/