Lightmatter · 4 hours ago
Sr Staff Photonics Design and Layout Engineer
Mountain View, CA
Full-time
Hybrid
Senior Level, Lead/Staff
$210K/yr - $256K/yr
5+ years expLightmatter is leading the revolution in AI data center infrastructure, enabling the next giant leaps in human progress. The role involves designing, laying out, and testing innovative photonic devices while collaborating across disciplines to define requirements and contribute to product development.
Artificial Intelligence (AI)Data CenterMachine LearningSemiconductorSoftware
Responsibilities
Design, layout, and test innovative photonic devices
Contribute and own large-scale photonic layouts for high-volume products
Actively collaborate across disciplines, with analog, digital, and physical design teams to tapeout products and characterization devices
Actively collaborate with the product, sales, and architectural teams to define requirements for device characterization, debugging, and validation
Provide thought leadership in the area of expertise and be perceived as a subject matter expert
Works on broader organizational projects that require a thorough understanding of photonics
Accountable for results, which may impact the entire function
Contribute to Process Design Kits (PDK) development
Qualification
Required
M.S. in Electrical Engineering, Computer Science, Applied Physics or similar disciplines
8 years and a Master's degree; PhD with 5 years experience; or equivalent experience
In-depth knowledge of semiconductor device physics
In-depth knowledge of photonic devices and their modeling algorithms
Experience with large-scale photonic layouts using industry standard and/or custom tools
Demonstrated track record of ownership of integrated silicon photonics components
Proficiency with photonic simulation tools such Ansys FDTD, Tidy3D, Photon Design or similar
Proficiency with scripting languages such as Python
Demonstrated strong problem solving skills, specifically pertaining to problems that do not have obvious solutions
Candidates should have capacity to comply with the federally mandated requirements of U.S. export control laws
Preferred
Strong project execution skills, with the ability to handle multiple priorities and meet project milestones
Excellent communication skills, with a demonstrated ability to collaborate effectively with multidisciplinary teams
Demonstrate strong problem-solving skills in problems that do not have obvious solutions
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)
Company
Lightmatter
Lightmatter develops photonic chips that enable data processing and communication using light instead of electricity.
201-500 employees
H1B Sponsorship
Lightmatter has a track record of offering H1B sponsorships. Please note that this does not
guarantee sponsorship for this specific role. Below presents additional info for your
reference. (Data Powered by US Department of Labor)
Distribution of Different Job Fields Receiving Sponsorship
Represents job field similar to this job
Trends of Total Sponsorships
2025 (21)
2024 (12)
2023 (5)
2022 (4)
2021 (4)
2020 (4)
Funding
Current Stage
Late StageTotal Funding
$822MKey Investors
T. Rowe PriceViking Global InvestorsGoogle Ventures
2024-10-16Series D· $400M
2023-12-19Series C· $155M
2023-05-31Series C· $154M
Leadership Team
Nicholas Harris
Founder, CEO
B
Bob Turner
Sr. VP Sales & Solution Architecture
Recent News
2025-11-23
2025-10-09
Company data provided by crunchbase