Silicon Photonics Test Engineer

About the position

The team is seeking an experienced Silicon Photonics Test engineer for the development of Photonics Integrated Circuits (PIC), sub-system, reference module test stations to characterize and validate PIC, EIC and system performance. The candidate will be expected to collaborate with a cross functional product development team - HW, FW, PIC, EIC, Packaging and thermal, Optics and NPI.

Responsibilities

  • Develop, own, and execute comprehensive validation for Silicon Photonics products, including Photonic Integrated Circuits (PICs), Electrical Integrated Circuits (EICs), Optical sub-systems, Reference modules and advanced optical interconnect platforms.
  • Develop software and automation to control: VNAs, LCAs, AWGs, Oscilloscopes, Bit-error-rate testers, SMUs, Optical instrumentation.
  • Perform detailed characterization of Silicon Photonics devices, including Modulators, Photodetectors, Integrated lasers, Optical engines with RF Driver, TIA and ADC/DACs.
  • Characterize and validate the performance of 100G/lane and 200G/lane PAM4 Transmitters and Receivers, FRO/LRO/LPO Modules, Near-Packaged Optics (NPO)
  • Collect and analyze Small-signal performance, Large-signal performance, BER performance, Eye diagrams.
  • Partner with teams spanning Silicon Photonics design, RFIC development, Packaging and thermal design, Firmware development, Manufacturing test, NPI and product engineering.
  • Support subsystem integration activities and drive technical problem-solving across multiple engineering disciplines.
  • Generate validation reports and clearly communicate findings and recommendations to development teams and leadership.

Requirements

  • Bachelors & 4+ years of experience OR Masters & 3+ years of experience OR PhD & 0 years in Electrical Engineering or STEM related field.
  • 3+ years of hands-on experience testing and validating Silicon Photonics devices, RFICs, or optical communication subsystems.
  • Experience working with: Photonic Integrated Circuits (PICs), RF probes and probe stations, Evaluation-board-based optical subsystems, High-speed electrical and optical measurement equipment.
  • Experience testing optoelectronic devices, including Lasers, Modulators, Photodetectors, Optical interconnect technologies.
  • Experience developing automated test environments and data collection.
  • Strong programming skills for instrument control, automation, and data processing.
  • Experience using Python and data analytics tools for characterization and reporting.
  • Experience working with: VNA/LCA platforms, AWGs, DCAMs, High-speed oscilloscopes, Optical test equipment.
  • Experience performing RF probe calibration using calibration substrates and advanced measurement methodologies.

Nice-to-haves

  • Experience with 100G/lane PAM4, 200G/lane PAM4 DSP, RF Driver/TIA, uControllers, DACs, ADCs, Power supplies, SMUs etc.
  • Python, C++ or equivalent software platform.
  • Laboratory optical and electrical measurement skills.
  • Use of AI tools for code generation, debug and deployment.
  • Expertise in physics of opto-electronics devices and RFICs that drive opto devices.
  • Demonstrated programming skills to control and automate evaluation boards and test instruments.
  • Comfortable using such equipment to create test platforms.
  • Strong communication and presentation skills.
  • Experience with optical transceiver test and calibration methodologies.
  • Understand electrical and optical requirements and specifications of optical transceiver MSA. Like 800G DR8/2xFR4, 1.6T DR8/2xFR4, 800G LPO, 1.6T LRO etc.

Benefits

  • Competitive pay
  • Stock bonuses
  • Health benefits
  • Retirement benefits
  • Vacation benefits
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Common Interview Questions And Answers

1. HOW DO YOU PLAN YOUR DAY?

This is what this question poses: When do you focus and start working seriously? What are the hours you work optimally? Are you a night owl? A morning bird? Remote teams can be made up of people working on different shifts and around the world, so you won't necessarily be stuck in the 9-5 schedule if it's not for you...

2. HOW DO YOU USE THE DIFFERENT COMMUNICATION TOOLS IN DIFFERENT SITUATIONS?

When you're working on a remote team, there's no way to chat in the hallway between meetings or catch up on the latest project during an office carpool. Therefore, virtual communication will be absolutely essential to get your work done...

3. WHAT IS "WORKING REMOTE" REALLY FOR YOU?

Many people want to work remotely because of the flexibility it allows. You can work anywhere and at any time of the day...

4. WHAT DO YOU NEED IN YOUR PHYSICAL WORKSPACE TO SUCCEED IN YOUR WORK?

With this question, companies are looking to see what equipment they may need to provide you with and to verify how aware you are of what remote working could mean for you physically and logistically...

5. HOW DO YOU PROCESS INFORMATION?

Several years ago, I was working in a team to plan a big event. My supervisor made us all work as a team before the big day. One of our activities has been to find out how each of us processes information...

6. HOW DO YOU MANAGE THE CALENDAR AND THE PROGRAM? WHICH APPLICATIONS / SYSTEM DO YOU USE?

Or you may receive even more specific questions, such as: What's on your calendar? Do you plan blocks of time to do certain types of work? Do you have an open calendar that everyone can see?...

7. HOW DO YOU ORGANIZE FILES, LINKS, AND TABS ON YOUR COMPUTER?

Just like your schedule, how you track files and other information is very important. After all, everything is digital!...

8. HOW TO PRIORITIZE WORK?

The day I watched Marie Forleo's film separating the important from the urgent, my life changed. Not all remote jobs start fast, but most of them are...

9. HOW DO YOU PREPARE FOR A MEETING AND PREPARE A MEETING? WHAT DO YOU SEE HAPPENING DURING THE MEETING?

Just as communication is essential when working remotely, so is organization. Because you won't have those opportunities in the elevator or a casual conversation in the lunchroom, you should take advantage of the little time you have in a video or phone conference...

10. HOW DO YOU USE TECHNOLOGY ON A DAILY BASIS, IN YOUR WORK AND FOR YOUR PLEASURE?

This is a great question because it shows your comfort level with technology, which is very important for a remote worker because you will be working with technology over time...

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