System Optic PHY Engineer

Posted 2 Days Ago
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Roskilde, Sjælland, DNK
In-Office
Senior level
Artificial Intelligence • Computer Vision • Hardware • Robotics • Metaverse
The Role
Develop and validate system-level optical PHY performance for next-generation high-speed optical switches. Characterize optical links using oscilloscopes, BER testers, optical spectrum analyzers, and simulation tools. Collaborate across architecture, optics, silicon, thermal, mechanical, signal integrity, power integrity, and software teams. Drive scalability and transition designs from prototypes to high-volume production while documenting specifications, test results, and performance metrics.
Summary Generated by Built In

NVIDIA's Networking division is a leading supplier of innovative end-to-end InfiniBand and Ethernet connectivity solutions and services for servers and storage. We offer market-leading solutions that include adapter cards, switches, optical transceivers, cables, and software to support networking technologies. Our products optimize data center performance and deliver industry-leading bandwidth and scalability. In addition, we serve a wide range of sectors including high performance computing, enterprise, data centers, cloud computing. We are constantly reinventing ourselves to stay ahead of the market and bring ground-breaking products and services to the industry by using novel technologies. Our products are focused on delivering the most optimized power - performance communication solutions for industries like AI, ML, Cloud, Media and Entertainment. 


We are seeking experienced Electrical/Optical Engineers with a passion for system-level thinking and innovation in high-performance optical switch development. This role offers a unique opportunity to shape and deliver next-generation products that push the boundaries of high-speed optical communication.


What You’ll Be Doing:

  • Integration of PHY system optical aspects ensuring their performance.
  • Characterization and testing of optical links using lab equipment (e.g., oscilloscopes, BER testers, optical spectrum analyzers and simulation tools).
  • Hands on cross-disciplinary testing efforts and lab work, collaborating with system architecture, optics, silicon, thermal, mechanical, signal/power integrity, and software teams.
  • Driving product scalability, working with internal partners—qualification teams to transition designs from prototype to high-volume production.
  • Documentation and reporting of design specifications, test results, and performance metrics.

What we need to see:  

  • M.Sc PhD. in Electrical Engineering from a leading university or equivalent experience
  • 5+ years of relevant experience.
  • Strong analytical and problem-solving skills.
  • Excellent communication and collaboration abilities.
  • Enthusiasm for working on multidisciplinary projects.
  • Solid engineering intuition and understanding of physical trade-offs.
  • Ability to thrive in a fast-paced development environment.

Ways to stand out from the crowd : 

  • Experience in high-speed Transceiver and PHY design
  • Strong knowledge and experience in electro-optic communication or high-speed signals and analog circuits
  • Hands on experience with optoelectrical lab work and validation. 

At NVIDIA, we are passionate about supercomputing and powerful ground-breaking technologies. Our products span many areas, such as: high-performance computing (HPC), Machine Learning, cloud services, storage and more - and we've only scratched the surface of what can be accomplished. We need hardworking and creative people to help us seek some of these outstanding opportunities. With highly competitive salaries and a comprehensive benefits package, NVIDIA is widely considered to be one of the technology world’s most desirable employers. We have some of the smartest engineers in the world working for us and, due to extraordinary growth, our elite engineering teams are fast-growing fast. If you're a creative and autonomous manager with a sincere passion for technology, we want to hear from you.


NVIDIA is committed to fostering a diverse work environment and proud to be an equal opportunity employer. As we highly value diversity in our employees, we do not discriminate (including in our hiring and promotion practices) on the basis of race, religion, color, national origin, gender, gender expression, sexual orientation, age, marital status, veteran status, disability status or any other characteristic protected by law.

Skills Required

  • M.Sc. or Ph.D. in Electrical Engineering, or equivalent experience
  • 5+ years of relevant experience
  • Strong analytical and problem-solving skills
  • Excellent communication and collaboration abilities
  • Ability to work on multidisciplinary projects
  • Understanding of physical engineering trade-offs
  • Ability to work in a fast-paced development environment
  • Experience in high-speed transceiver and PHY design
  • Knowledge and experience in electro-optic communication, high-speed signals, or analog circuits
  • Hands-on optoelectrical laboratory work and validation experience

NVIDIA Compensation & Benefits Highlights

The following summarizes recurring compensation and benefits themes identified from responses generated by popular LLMs to common candidate questions about NVIDIA and has not been reviewed or approved by NVIDIA.

  • Equity Value & Accessibility — Equity awards and a discounted ESPP are highlighted as core parts of total compensation, enabling employees to share in the company’s success. Stock-based compensation and the two-year lookback ESPP are consistently described as especially valuable.
  • Healthcare Strength — Health coverage is portrayed as robust, with comprehensive medical, dental, and vision options alongside mental health support and on-site care resources. Employer HSA contributions and wellness perks reinforce the depth of the offering.
  • Retirement Support — Retirement programs are depicted as strong, featuring a meaningful 401(k) match with Roth options and support for Mega Backdoor Roth contributions. These elements position long-term savings as a notable advantage of the total rewards package.

NVIDIA Insights

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The Company
HQ: Santa Clara, CA
21,960 Employees
Year Founded: 1993

What We Do

NVIDIA’s invention of the GPU in 1999 sparked the growth of the PC gaming market, redefined modern computer graphics, and revolutionized parallel computing. More recently, GPU deep learning ignited modern AI — the next era of computing — with the GPU acting as the brain of computers, robots, and self-driving cars that can perceive and understand the world. Today, NVIDIA is increasingly known as “the AI computing company.”

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