Staff Electrical Design Engineer for Photonics AI Interconnects

Lightmatter; Mountain View (CA); Hybrid; USD 186,000 - 250,000; Full time

Benefits offered by this job

Health plan

Retirement matching

Equity grants

Hybrid workplace

Paid time off

Job summary

Lightmatter is seeking a Staff/Sr Staff Electrical Design Engineer to lead the development of silicon photonics based AI accelerators and interconnect products. You will own hardware systems from concept through production, collaborating with mechanical, packaging, IC, software teams, and contract manufacturers.

You’ll design power, memory, and interconnect circuits, perform simulations, review PCB layouts, and ensure manufacturability with high yield.

Qualifications

• Bachelor’s Degree in Electrical Engineering.
• 8+ years of system-level electrical design experience.
• Proficient in schematic design using Cadence, Mentor, or Altium.
• In-depth knowledge of VRMs, high-speed SERDES, and PCIe/Ethernet/QSPI/I3C/I2C interfaces.
• 5+ years of lab experimentation and cross-functional integration leadership.
• Experience with thermal solutions for ICs and board-level systems.
• Familiar with PLM tools such as Oracle Agile, Arena, or Omnify PLM.

Responsibilities

• Define system-level hardware requirements with system architect and leads.
• Electrical design of power, memory, and interconnect circuits in analog and digital domains.
• Select electrical and optical components based on IC and photonics input.
• Develop conceptual designs, physical modeling, and simulations for chip-modules.
• Oversee PCB layout design and enforce electrical constraint rules.
• Ensure manufacturability with high yield and robustness.
• Qualify chip and system electrical properties.
• Laboratory validation of boards and systems.
• Lead integration with mechanical, software, IC, and other teams.
• Support CM during prototype and production to resolve issues.
• Coordinate with component vendors and supply partners.
• Research new components and technologies to meet goals.

Skills

System-level electrical design

Cross-functional collaboration

High-speed signaling

Laboratory debugging

Education

Bachelor’s Degree in Electrical Engineering

Tools

Cadence

Mentor

Altium

Job description

Lightmatter is seeking a Staff/Sr Staff Electrical Design Engineer to lead the development of silicon photonics based AI accelerators and interconnect products. You will own hardware systems from concept through production, collaborating with mechanical, packaging, IC, software teams, and contract manufacturers.

You’ll design power, memory, and interconnect circuits, perform simulations, review PCB layouts, and ensure manufacturability with high yield.