Internships › Physics › California
Physics internships in California
37 open student roles in physics in California. They range from internships to co-ops and research. That includes 3 co-ops and 2 research positions. 37% list pay or say they are paid. The most common start terms are Summer 2027 and Spring 2027. Employers with the most openings: The Aerospace Corporation, Tesla, Keysight Technologies, Nokia and ASML.
Rank these for your major and year26 of these 37 applications are on Workday, Greenhouse or another site the free Auto-Apply extension can fill in from your resume. It stops at Submit: you review each one and send it yourself.
Add Auto-Apply to Chrome, freeAdd Auto-Apply to Chrome, free- Anduril New2027 Optical Payload Engineer Intern
- Intern - Optics Customer Success
- Rhoda AI NewOptical Sensing Intern - Robot Perception
- KLA NewOptical Systems Student Engineer Intern
- KLA Corporation NewOptical Systems Student Engineer Intern
- ASML NewInternship-Optical Modeling and Simulation Engineering
- Internship-Optical Modeling and Simulation Engineering
- TaaraOptical PLL Research Intern
- Software Engineer Opticaster Intern, Energy Engineering
- Physics Engine Development Engineer Intern, Optimus
- Accelerated Science Intern, Multi-scale Physics Battery Modeling
- Silicon Photonics Packaging Engineer Co-op
- Photonic Integrated Circuit Engineer Intern
- 2027 Photonics Technologies Graduate Intern
- 2027 Photonics Technologies Undergraduate Intern
- Optical Engineering AI and Data Analytics Intern
- Intern - Optical Design Software & Automation Engineer (PhD Level)
- Intern - Photonics Design Software & Automation Engineer (PhD Level)
- 2027 Photonics Device Characterization Undergraduate Intern
- Firmware Engineer Intern, Optical
- Optical Systems Group Co-op
- Optical Engineering Intern
- Firmware Engineering Intern (Optical)
- LightmatterSilicon, Hardware, & Photonics Engineering Intern – Summer 2027
- Robotics Physics Modeling Engineer Intern - Model Based Design - Optimus
- Optical Test Co-Op
- Integrated Photonics Research Intern (PhD-level)
- Physics Engine Development Engineer Intern - Optimus
- Physics Engine Development Intern - Physics Engine Development Engineer - Optimus
- Robot Optics Intern
- Optical Engineering Intern
- Optical Engineer Intern
- Ph.D. Intern - Silicon Photonics & Optical Communications
- 2027 Electro-Optical Engineering Grad Intern
- Optical Engineer Intern
- 2027 Electro-Optical Engineering Undergrad Intern
- 2027 Summer Optical & Vision Science Engineering Interns
How many physics internships in California are open right now?
37 open physics internships, co-ops and research roles in California as of November 11, 2026, from 17 employers.
Which employers are hiring physics interns in California?
The employers with the most open physics roles in California are The Aerospace Corporation, Tesla, Keysight Technologies, Nokia and ASML, of 17 employers hiring.
Do physics internships in California pay?
14 of the 37 open roles (37%) list pay or say they are paid. Listed hourly rates run from $25 to $63.53 an hour.
Where are physics internships in California?
The open roles are in El Segundo (6), San Jose (6), Palo Alto (5), Santa Clara (5), Sunnyvale (5) and 11 more places. 1 role can be done remotely.
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Physics internships by city
Updated November 11, 2026. Listings are collected from public job boards several times a day; always check the posting on the employer's site before applying.