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← Lightmatter

Photonics Engineer Intern - Summer 2027

Lightmatter · Boston, MA

Infrastructureonsiteintern$119k–$135k
Apply on the lab’s site ↗

At a glance

Highlights

  • Design active and passive silicon photonics devices at the frontier of technology.
  • Help build Passage, the 3D-stacked engine linking processors at light speed.
  • Develop control algorithms and testing methods for real-world photonics systems.

What they offer

  • Comprehensive health care plan (medical, dental and vision)
  • Retirement savings matching program
  • Life insurance (basic, voluntary and AD&D)
  • Generous time off (vacation, sick and public holidays)
  • Paid family leave
  • Short term and long term disability
  • Training and development
  • Commuter benefits

Ideal candidate

PhD student in engineering or physics who loves deep physics problem-solving and is data-driven, process-oriented, and curious to learn from a world-class photonics team.

Requirements

  • Currently enrolled in a PhD program in Electrical Engineering, Physics, Photonics, or related field
  • Good understanding of silicon photonics or general photonics
  • Experience in electro-optic design of silicon photonics components
  • Problem-solving skills for problems without obvious solutions
  • Exposure to automated design and analysis using Python scripting
  • Data-driven and analytical mindset
  • Excellent written and verbal communication skills
  • Interest in photonics design with willingness to learn
remote policy
Flexible, hybrid workplace model

Lab profile

About Lightmatter

Building 3D-stacked photonics engines connecting AI processors at light speed for data centers.

What they build

  • Passage™ 3D-stacked photonics engine
  • Photonic interconnects for AI / HPC data centers

Known for

  • Silicon photonics
  • 3D-stacked packaging
  • High-speed analog / mixed-signal design
  • Electro-optic systems

Key facts

  • Raised $400M Series D
  • $4.4 billion valuation
More about Lightmatter →
Apply on the lab’s site ↗

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