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60 Lightmatter Physical Design Engineer Jobs Hiring Near You

Lightmatter

Sr. Staff Physical Design Engineer

Boston, MA · On-site

$217K - $267K/yr

Lightmatter is leading the revolution in AI data center infrastructure, enabling the next giant ... We are seeking a highly skilled Senior Physical Design Engineer to work on the implementation of ...

Lightmatter

Sr. Design for Test (DFT) Engineer

Boston, MA · On-site

$154K - $218K/yr

Lightmatter is leading the revolution in AI data center infrastructure, enabling the next giant ... Work with physical-design engineers to provide backend integration * Create automated flow that can ...

Lightmatter

Electrical Design Engineer

Mountain View, CA · On-site

$149K - $206K/yr

Lightmatter is leading the revolution in AI data center infrastructure, enabling the next giant ... Design and develop power, control, mixed-signal, and high-speed interconnect circuits to meet ...

Lightmatter

Sr. Staff Physical Design Engineer

Boston, MA · On-site

$147K - $152K/yr

We are seeking a highly skilled Senior Physical Design Engineer to work on the implementation of complex digital blocks. In this role, you will leverage your expertise in advanced process nodes (3nm ...

Lightmatter

Mechanical Design Engineer

Mountain View, CA · On-site

$135K - $212K/yr

Lightmatter is leading the revolution in AI data center infrastructure, enabling the next giant ... Engineering or a related field. * Minimum of 3 years of mechanical design experience in ...

Lightmatter

Package Layout Engineer

Mountain View, CA · On-site

$157K - $176K/yr

About This Role Lightmatter is looking for a Package Layout Design Engineer to drive the next ... Exposure to or interest in early-stage architectural pathfinding and physical feasibility studies ...

Lightmatter

Staff/Sr. Staff Design Verification

Boston, MA · On-site

$206K - $236K/yr

As a Design Verification Engineer at Lightmatter, you will find yourself at the heart of a dynamic, interdisciplinary team. Your role will involve close collaboration with our digital design experts ...

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Infographic showing various Physical Design Engineer job openings at Lightmatter in the United States as of August 2026, with employment types broken down into 99% Full Time, and 1% Temporary. Highlights an 99% Physical, and 1% Hybrid job distribution.

Sr. Staff Physical Design Engineer

Lightmatter

Boston, MA • On-site

$217K - $267K/yr

Full-time

Medical, Dental, Vision, Life, Retirement, PTO

Re-posted 9 days ago

Job description

Lightmatter is leading the revolution in AI data center infrastructure, enabling the next giant leaps in human progress. The company invented the world's first 3D-stacked photonics engine, Passage™, capable of connecting thousands to millions of processors at the speed of light in extreme-scale data centers for the most advanced AI and HPC workloads.
Lightmatter raised $400 million in its Series D round, reaching a valuation of $4.4 billion. We will continue to accelerate the development of data center photonics and grow every department at Lightmatter!
If you're passionate about tackling complex challenges, making an impact, and being an expert in your craft, join our team of brilliant scientists, engineers, and accomplished industry leaders.
Lightmatter is (re)inventing the future of computing with light!
We are seeking a highly skilled Senior Physical Design Engineer to work on the implementation of complex digital blocks. In this role, you will leverage your expertise in advanced process nodes (3nm) to drive timing closure, power integrity, and physical verification for high-performance ASICs. Beyond standard digital flows, you will have the unique opportunity. To work alongside a team of world-class scientists and engineers in defining how the system will be optimized and trailblaze problems that are new to the photonics industry! If your passion is innovation, solving challenging technical problems and doing impactful work you should join our team!
Responsibilities
  • Implement digital blocks in advanced tech nodes from synthesis through physical verification, using industry standard tools and flows
  • Drive fullchip STA signoff, review constraints, debug timing reports and implement ecos
  • Drive power analysis and optimization while balancing area and performance trade-offs
  • Drive full chip floor planning, IO placement and clock distribution
  • Understand clock details and be able to customize clock implementation for functional and test clocks
  • Debug and clean up DRC/LVS
  • Functional and timing ECO implementation
  • Work with EDA companies to resolve any tool issues
  • Write TCL, Python, or Shell scripts to automate flow or customize existing flows

Qualifications
  • Bachelor's in Electrical Engineering or Computer Engineering
  • 12+ years of industry experience working as a Physical Design Engineer
  • Must have completed blocks or top level physical design for large ASICs or mixed signal chips that taped out
  • Thorough knowledge of timing closure, LVS/DRC closure
  • Experience in TCL and Python (or other scripting languages)
  • Strong teamwork skills with the ability to collaborate with multiple functional teams across a variety of fields
  • Ability to react to change and thrive in a fast paced environment

Preferred Qualifications
  • Masters Electrical Engineering or Computer Engineering with 8 years of industry experience
  • Hands-on experience with Cadence tools
  • Tape-out experience 3nm designs
  • Be willing to do manual layouts as well as willingness to learn and do silicon photonics layout
  • EM/IR analysis using standard industry signoff tools

We offer competitive compensation. The base salary range for this role determined based on location, experience, educational background, and market data.
Salary Range: total compensation goes beyond base salary, it also includes a new hire equity grant, annual performance-based equity, and other rewards that recognize your impact and contribution.
$217,000-$267,000 USD
Benefits
  • 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
  • Equity grants (applicable to full-time employees)

Benefits eligibility may vary depending on your employment status and location. Lightmatter recruits, employs, trains, compensates, and promotes regardless of race, religion, color, national origin, sex, disability, age, veteran status, and other protected status as required by applicable law.
Export Control
Candidates should have capacity to comply with the federally mandated requirements of U.S. export control laws.

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