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Summer 2027 Physics internships in California
As of November 11, 2026, Intern Insider listed 197 open Summer 2027 physics internships in California, from 72 companies. Employers include Lawrence Livermore National Laboratory, Astranis Space Technologies and Rocket Lab. 193 listings state that the role is paid. This page does not invent a salary when the listing is silent. Browse the roles by employer below. You can read the full posting free, then apply in minutes with a free account.
197 open roles · showing the 60 most relevant · 31 companies · 23 added this week
Ayar Labs9 open
- Intern, Semiconductor Laser Modeling and CharacterizationSan Jose, California
- Intern, Link Modeling/Architecture - Statistical Analysis & ModelingSan Jose, California
- Intern, Link Modeling/Architecture - Mixed Signal Modeling and AnalysisSan Jose, California
- Intern, Experimentalist, Lasers and Opto-electronic SystemSan Jose, California
- Intern, Laser Control & Validation EngineeringSan Jose, California
- Intern, Photonics Test EngineeringSan Jose, California
- Intern, Module ValidationSan Jose, California
- Intern, Laser Die ValidationSan Jose, California
- Intern, Free-Space Optical Test SystemsSan Jose, California
Lawrence Livermore National Laboratory6 open
- Physics Division Undergraduate InternshipLivermore, California
- Physics Division Graduate InternshipLivermore, California
- ROTC Undergraduate InternLivermore, California
- Power Systems Undergraduate Intern - Cyber and Critical Infrastructure Summer InstituteLivermore, California
- Livermore Center for Quantum Science (LCQS) Undergraduate InternshipLivermore, California
- Livermore Center for Quantum Science (LCQS) Graduate InternshipLivermore, California
Lockheed Martin5 open
Applied Materials4 open
NVIDIA3 open
Anduril Industries2 open
Brown and Caldwell2 open
General Atomics2 open
HP2 open
Skydio2 open
JPMorganChase1 open
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As of November 11, 2026, Intern Insider listed 197 open Summer 2027 physics internships in California, from 72 companies.
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