Silicon Packaging Engineer - Intern & New Grad
Lightmatter · Mountain View, CA
CHECKED 15H AGO
Infrastructureonsiteintern / new grad$83k–$139k
At a glance
Highlights
- Build the world's first photonic engine for AI at scale from concept to production.
- Work where physics meets product on co-packaged optics for AI infrastructure.
- Tackle signal, thermal, mechanical and 2.5D/3D integration challenges from day one.
What they offer
- 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
- Equity grants (applicable to full-time employees)
Ideal candidate
Engineering student or recent graduate who is curious, collaborative and excited to turn physics into product. You enjoy hands-on building and want real ownership on next-gen AI hardware from day one.
Requirements
- Pursuing or recently completed BS, MS, or PhD in Electrical, Mechanical, Materials Science or related field
- Hands-on experience through coursework, capstone projects, research labs, or internships
- Familiarity with at least one relevant tool — SolidWorks, ANSYS, ADS, Cadence, Python, MATLAB, or similar
- Curious, collaborative, and comfortable asking questions
- 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