Lead Silicon Photonics Engineer

Neurophos Inc

$130K — $180K *
Technical Services
Less than 5 years of experience
Job Overview by Ladders

Qualifications

  • PhD in Photonics, Physics, Electrical Engineering, or related discipline.
  • 3+ years of industry experience in silicon photonics design.
  • 5+ years of electromagnetic simulation experience.
  • Expertise in designing and optimizing photonic integrated circuits like grating couplers and waveguides.
  • Proven history of commercializing silicon photonic devices from concept to production.
  • Hands-on experience with process design kits and managing tape-outs.
  • Experience with lab characterization of silicon photonic devices.

Responsibilities

  • Develop and maintain end-to-end system link budget.
  • Architect and optimize silicon photonic devices for high-speed AI applications.
  • Collaborate with foundries on manufacturable designs using PDKs.
  • Conduct DFM and DFT evaluations for scalable production.
  • Perform optical simulations with industry-standard tools.
  • Integrate optical fiber assemblies into high-speed photonic systems.
  • Conduct experimental validation and characterization in the lab.

Benefits

  • 100% coverage of base health plan premiums for you and dependents, with HSA contributions.
  • Unlimited PTO focused on delivery instead of rigid vacation banks.
  • 401(k) matching and stock option opportunities.
  • Comprehensive voluntary benefits including Dental, Vision, Life insurance, and more.
  • Personalized benefits option to select plans that fit individual needs.
Full Job Description
Position Overview

We are seeking a leader to own the architecture, design, and development of advanced silicon photonic devices for our AI acceleration platform. This role is ideal for a highly experienced and motivated engineer with a deep understanding of silicon photonics, including grating couplers, waveguides, semiconductor optical amplifiers (SOAs), and photodetectors, who is excited. The candidate will work closely with the CTO and cross-disciplinary teams to drive the design, validation, and commercialization of cutting-edge photonic modules. Initially, this position will be an individual contributor role, with the potential to build and lead a team in the future.

Location

Austin, TX or San Jose, CA. Full-time onsite position.

Key Responsibilities
  • Develop and maintain an end-to-end system link budget.
  • Architect, design, model, and optimize complex silicon photonic devices, including grating couplers, waveguides, SOAs, and photodetectors, for high-speed AI computing applications.
  • Collaborate with external foundries to develop manufacturable designs using process design kits (PDKs) and ensure successful tape-out of silicon photonic components.
  • Perform design-for-manufacturing (DFM) and design-for-test (DFT) evaluations to ensure scalability and robust production.
  • Conduct and interpret optical simulations using industry-standard tools (e.g., Lumerical, Ansys, COMSOL, or equivalent).
  • Work with optical fiber assemblies and ensure seamless integration with high-speed photonic systems.
  • Perform experimental validation and characterization of silicon photonic devices in the lab.
  • Collaborate closely with optomechanical, electrical, and software engineering teams to ensure system-level integration.
  • Lead design reviews and contribute to the development of optical test plans, specifications, and manufacturing guidelines.
  • Support the development of intellectual property (IP) and contribute to patent filings related to novel silicon photonic designs.
  • Mentor junior engineers and contribute to the continuous improvement of silicon photonics design methodologies.


Qualifications
  • PhD in Photonics, Physics, Electrical Engineering, or a related discipline.
  • 3+ years of industry experience in silicon photonics design
  • 5+ years of electromagnetic simulation experience.
  • Demonstrated expertise in designing and optimizing photonic integrated circuits, including grating couplers, waveguides, SOAs, and photodetectors.
  • Proven track record of taking silicon photonic devices from concept through to commercial production using leading foundries.
  • Hands-on experience working with PDKs, performing DFM/DFT, and managing tape-outs.
  • Experience characterizing and validating silicon photonic devices in a laboratory environment.
  • Familiarity with optical fiber coupling and high-speed photonics applications.
  • Strong problem-solving skills and the ability to work both independently and collaboratively in a dynamic environment.
  • Excellent communication skills, with the ability to clearly convey complex technical information to diverse stakeholders.


Preferred Skills
  • Industry experience in optical communications, quantum computing, optical computing, or augmented reality (AR).
  • Knowledge of advanced photonic integration techniques and emerging photonics technologies.
  • Experience with high-speed photonics and signal integrity in integrated systems.
  • Proficiency in scripting or programming (e.g., Python, MATLAB) for design automation and analysis.
  • Demonstrated leadership experience or the potential to build and manage a technical team.


What We Offer

This is an opportunity to play a pivotal role in an innovative startup redefining the future of AI hardware. Work on a game-changing technology at the intersection of photonics and AI as part of a collaborative and brilliant team. You'll contribute to a platform that redefines computational performance and accelerates the future of artificial intelligence. Come help us bring this transformative technology to the world.

Benefits

Join a team that invests in your future and your well-being. At Neurophos, we offer:
  • 100% coverage of base health plan premiums for you and your dependents, plus HSA contributions.
  • Unlimited PTO. No rigid vacation banks, just a focus on delivery.
  • 401(k) matching and stock option opportunities to ensure our success is your success.
  • Full suite of voluntary benefits, including Dental, Vision, Life, Hospital, Critical Illness, and Accident insurance.
  • Personalized Benefits. Choose the plans that fit your life and take the cash back for those that don't.

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