Physical Design Engineer

Leading the revolution in AI data center infrastructure with the world's first 3D-stacked photonics engine for advanced AI and HPC workloads.
$166,000 - $247,000
Backend
Staff Software Engineer
Hybrid
101 - 500 Employees
8+ years of experience
AI · Enterprise SaaS

Description For Physical Design Engineer

Lightmatter, a revolutionary company in AI data center infrastructure, is seeking a Physical Design Engineer to join their innovative team. Recently raising $400 million in Series D funding with a $4.4 billion valuation, Lightmatter has invented the world's first 3D-stacked photonics engine, Passage™, designed for advanced AI and HPC workloads.

As a Physical Design Engineer, you'll be at the forefront of developing cutting-edge photonics-based interconnect solutions, working alongside world-class scientists and engineers. The role involves comprehensive responsibilities from synthesis through place and route, timing closure, and tapeout signoff, requiring expertise in leading-edge CMOS technologies and flows.

The ideal candidate brings 8+ years of industry experience, with strong backgrounds in electrical or computer engineering. You'll be instrumental in implementing digital blocks, managing timing constraints, and ensuring power integrity goals are met. The position offers competitive compensation ranging from $166,000 to $247,000 USD, along with comprehensive benefits including health care, retirement savings, and equity options.

This is an exceptional opportunity to join a company that's literally reinventing the future of computing with light. You'll be part of a team tackling complex challenges in a fast-paced, innovative environment, making a significant impact on the future of AI data center infrastructure. The hybrid work model offers flexibility while maintaining collaborative opportunities with brilliant minds in the industry.

Last updated a month ago

Responsibilities For Physical Design Engineer

  • Implement digital blocks from synthesis through routing, using industry standard tools and flows
  • Define and clean up timing constraints across different timing modes
  • Build and customize power grid and ensure power integrity goals are met
  • Customize clock implementation for functional and test clocks
  • Debug and clean up DRC/LVS
  • Implement functional and timing ECO
  • Perform manual layouts and silicon photonics layout
  • Work with EDA companies to resolve tool issues
  • Write TCL, Python, or Shell scripts to automate flow

Requirements For Physical Design Engineer

Python
  • Bachelor's in Electrical Engineering or Computer Engineering
  • 8+ years of industry experience as a Physical Design Engineer
  • Minimum of three years of custom layout experience
  • Experience in TCL and Python
  • Knowledge of Basic SoC Architecture and HDL languages like System Verilog
  • Experience with completed blocks or top level physical design for large ASICs
  • Strong teamwork skills
  • Ability to thrive in a fast paced environment

Benefits For Physical Design Engineer

Medical Insurance
Dental Insurance
Vision Insurance
401k
Parental Leave
Commuter Benefits
Equity
  • Comprehensive Health Care Plan (Medical, Dental & Vision)
  • Retirement Savings Matching Program
  • Life Insurance (Basic, Voluntary & AD&D)
  • Generous Time Off (Vacation, Sick & Public Holidays)
  • Paid Family Leave
  • Short Term & Long Term Disability
  • Training & Development
  • Commuter Benefits
  • Flexible, hybrid workplace model
  • Stock Option Plan

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