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Senior Photonic Test Engineer

Openlight

Openlight

Quality Assurance
Santa Clara, CA, USA
Posted on Mar 19, 2026

Company Overview

OpenLight Photonics is an innovative start-up at the forefront of photonic integration, commercializing our cutting-edge heterogeneously integrated silicon photonics platform. OpenLight has a PDK that supports customers designing Photonic ASICs (PASICs) for applications in communications, LIDAR, quantum computing, sensing, and more. OpenLight has over 300 patents covering the integration of many different active and passive components, such as tunable lasers, DFBs, SOAs, modulators, switches, filters, and detectors, onto a single, silicon photonics chip. Join us in an exciting start-up environment with ample opportunities for growth and professional development.

Be part of a cutting-edge startup with a strong history of technology innovation. Work alongside a team of talented professionals in the field of silicon photonics – both new and industry veterans. Competitive salary and benefits package and opportunity for career growth and professional development. If you are highly motivated and technically proficient apply today to help shape the future of optical applications.

Position Summary:

As a member of OpenLight’s test engineering team, the candidate will work closely with a team of experienced engineers in designing, implementing, and executing test solutions to validate the functionality of Silicon Photonics devices and Photonic Integrated Circuits (PIC), mainly at the wafer level on automated wafer probers. The ideal candidate will have a strong background in optical and electrical device testing with experience in designing custom test hardware and programming in python. The position is onsite at our Santa Clara CA office and our San Jose CA laboratory.

Main Responsibilities:

  • Develop custom test hardware for wafer level testing on automated wafer probers
  • Review and recommend potential equipment suppliers, write project proposals for our key suppliers
  • Specify to our suppliers the designs of custom PCBAs and probe cards
  • Specifying test algorithms to be implemented in the test automation code, and reviewing the results
  • Proof of concept system design of alternative wafer test solutions
  • Calibration of optical and RF probe cards
  • Ordering and installing additional optical and RF test equipment, defining the test procedures, and verifying the test accuracy
  • Optimizing test throughput and accuracy
  • Reviewing test results for accuracy and debugging failures

Additional responsibilities

  • Operate the test stations for prototype runs and hand off production testing to our OSAT partners
  • Test automation software in C++ or Java, test analysis software in python
  • Managing schedules for test execution, and communicating with internal and external customers on the test plans, results, and project status

Required experience:

  • Advanced degree in Physics or Electrical Engineering
  • Test station hardware design experience
  • Hands on experience in a physics or electrical engineering lab or industry
  • Programming experience in python
  • Strong analytical and problem-solving skills with the ability to work in a fast-paced, collaborative environment
  • Initiative and ability to work independently

Preferred Experience:

  • Experience in photonic and high-speed RF testing, especially at the wafer level
  • Experience with testing on wafer probers
  • ATE test experience on the Advantest 93k platform
  • C++ programming experience
  • Background in integrated optics

Featured benefits

  • Incentive Stock Options
  • Medical, vision, and dental insurance
  • Matching 401(k)
  • Paid maternity and paternity leave
  • Disability insurance