Lead Optical Systems Engineer — AI/Data Center

Doist; San Jose (CA); On-site; USD 180,000 - 260,000; Full time

Benefits offered by this job

Competitive salary

Health insurance

Professional development

Cutting-edge labs

Job summary

Lumilens in San Jose, CA is seeking an Optical Systems Engineer Lead to drive the development of next-generation optical-transceiver interconnects for data centers and AI workloads. You will provide technical leadership across design, modeling, and optimization of high-speed links, selecting lasers, modulators, and receivers, and ensuring manufacturable architectures.

You will mentor a team of engineers, define system-level specs, oversee DSP, drivers, TIA, and optical components, and guide

Qualifications

• Demonstrated leadership in transceiver design and high-speed optical comms
• Familiarity with direct-detection and coherent architectures
• Experience modeling optoelectronic components (lasers, modulators, photodiodes)
• Experience with high-speed component measurements (oscilloscope, spectrum analyzer)
• Knowledge of DSP techniques and signal integrity concepts

Responsibilities

• Lead and mentor a team in optical transceiver product design from concept to implementation
• Define system-level specs and develop end-to-end optical system models (DSP, DAC/ADC, TIA)
• Oversee signal integrity analysis and digital equalization implementation (FFE/DFE)
• Set verification testing requirements for transceivers and components
• Analyze impact of noise, crosstalk, non-linearity, reflections on performance
• Coordinate simulations with experimental data at module/component levels
• Collaborate with IC, packaging, and reliability teams to ensure manufacturability

Skills

Leadership

Transceiver design

DSP/DFE/FFE

Optical integration

Modeling & simulation

Test & measurement

Communication & leadership

Willingness to travel

Education

MS or PhD in Engineering/Physics/Optics

Tools

VPIphotonics

MATLAB

Python

Job description

Lumilens in San Jose, CA is seeking an Optical Systems Engineer Lead to drive the development of next-generation optical-transceiver interconnects for data centers and AI workloads. You will provide technical leadership across design, modeling, and optimization of high-speed links, selecting lasers, modulators, and receivers, and ensuring manufacturable architectures.

You will mentor a team of engineers, define system-level specs, oversee DSP, drivers, TIA, and optical components, and guide