Summer 2027 internships in California
985 open postings from 213 employers. TikTok (101), Waymo (60) and Astranis (38) have posted the most. The most are in San Jose, CA (177), San Francisco, CA (157) and Los Angeles, CA (84). The biggest groups are Hardware (259), Software (218) and Data (200). The fields their titles name most are engineering (463), software engineering (199) and AI and machine learning (144). 1 is listed as remote. The list is read daily from company career pages and public internship lists, so closed roles drop off.
Start free 985 open postings · updated daily
Page 13 of 20 · newest first
- Power Electronics Intern (Summer 2027)AstranisSan Francisco, CASummer 2027
- Avionics Intern (Summer 2027)AstranisSan Francisco, CASummer 2027
- Avionics Associate Engineer (Summer 2027)AstranisSan Francisco, CASummer 2027
- Propulsion Test Intern (Summer 2027)AstranisSan Francisco, CASummer 2027
- 2027 Summer Intern, MS/PhD, Machine Learning Engineer - Simulator Realism EvaluationWaymoSan Francisco, CASummer 2027
- Construction Materials Engineering and Laboratory Testing Intern - Summer 2027WSPSan Diego, CASummer 2027
- DevOps Engineer InternInsulet CorporationSan Diego, CASummer 2027
- Flight Software Intern (Summer 2027)AstranisSan Francisco, CASummer 2027
- Flight Software Associate (Summer 2027)AstranisSan Francisco, CASummer 2027
- Guidance, Navigation, and Control Associate (Summer 2027)AstranisSan Francisco, CASummer 2027
- Guidance, Navigation, and Control Intern (Summer 2027)AstranisSan Francisco, CASummer 2027
- Data Science Intern - Summer 2027RipplingSan Francisco, CASummer 2027
- Machine Learning Software Engineer Intern - Summer 2027RipplingSan Francisco, CASummer 2027
- Software Engineer - Enterprise Systems Intern (Summer 2027)AstranisSan Francisco, CASummer 2027
- Software Engineer Backend Intern (Summer 2027)AstranisSan Francisco, CASummer 2027
- 2027 Summer Intern, PhD, Data ScienceWaymoMountain View, CASummer 2027
- 2027 Summer Intern, MS/PhD, Machine Learning EngineerWaymoSan Francisco, CASummer 2027
- Summer 2027 Compliance Audit InternshipNKSFBLos Angeles, CASummer 2027$24–$26/hr
- Product Management Project Intern - Global PaymentByteDanceSan Jose, CASummer 2027
- Software Tools and Assurance Intern, Information Systems and Cyber DivisionThe Aerospace CorporationEl Segundo, CASummer 2027
- Assembly, Integration, and Test Intern (Summer 2027)AstranisSan Francisco, CASummer 2027
- Generative AI and Reinforcement Learning Research InternAMDSanta Clara, CASummer 2027
- AI Research Infrastructure – Reinforcement Learning Post-Training InternAMDSanta Clara, CASummer 2027
- 2027 Summer Intern, MS/PhD, Software/ML Engineer, SimulationWaymoMountain View, CASummer 2027
- 2027 Summer Intern, MS/PhD, Software Engineer, Simulation Evaluation ML ModelWaymoMountain View, CASummer 2027
- Harness Manufacturing Associate (Summer 2027)AstranisSan Francisco, CASummer 2027
- Harness Manufacturing Intern (Summer 2027)AstranisSan Francisco, CASummer 2027
- Propulsion Manufacturing Intern (Summer 2027)AstranisSan Francisco, CASummer 2027
- 2027 Summer Intern, MS/PhD, Software Engineer, MultiverseWaymoMountain View, CASummer 2027
- Research Analyst Intern (Economics & Finance) - Summer 2027The Brattle GroupSan Francisco, CASummer 2027
- 2027 Summer Intern, PhD, Learning-Based Behavior for Special VehiclesWaymoMountain View, CASummer 2027
- Research Intern, Frontier Agents (Summer 2027)Together AISan Francisco, CASummer 2027
- 2027 Summer Intern, MS/PhD, Product Data ScienceWaymoSan Francisco, CASummer 2027
- Systems Research Engineer Intern - GPU Programming (Summer 2027)Together AISan Francisco, CASummer 2027
- Research Intern, Inference (Summer 2027)Together AISan Francisco, CASummer 2027
- Internship - Software Engineering - People Products - Summer 2027TeslaPalo Alto, CASummer 2027
- Data Analyst I InternCiscoSan Jose, CASummer 2027
- Space Mechanical Design Engineering Intern - Summer 2027Antares NuclearLos Angeles, CASummer 2027$34 per hour
- Machine Learning Engineer Intern - E-Commerce Recommendation MallTikTokSan Jose, CASummer 2027
- Environmental Science Intern - Summer 2027WSPIrvine, CASummer 202712 weeks
- Environmental Science Intern - Summer 2027WSPRoseville, CASummer 202712 weeks
- Scenes InternWaymoMountain View, CASummer 2027
- Supply Chain Intern Summer 2027Rocket Lab USALong Beach, CASummer 2027
- 2027 Summer Intern, BS/MS, ScenesWaymoMountain View, CASummer 2027
- 2027 Summer Intern, MS/PhD, Conflict BehaviorWaymoMountain View, CASummer 2027
- Talent Acquisition Intern Summer 2027Rocket Lab USALong Beach, CASummer 2027
- Systems Engineering Intern Summer 2027Rocket Lab USAPasadena, CASummer 2027
- Software Engineering Intern, Maneuvering TechWaymoSan Francisco, CASummer 2027
- 2027 Summer Intern, BS/MS, Software Engineering, Maneuvering TechWaymoSan Francisco, CASummer 2027
- Hardware Engineer I InternCiscoSan Jose, CASummer 2027
Summer 2027 internships in California by employer
- TikTok 101
- Waymo 60
- Astranis 38
- Zipline 33
- ByteDance 30
- Rocket Lab USA 21
- General Motors 20
- Marvell 19
- NVIDIA 18
- Applied Materials 17
- Muon Space 15
- PIMCO 15
- Varda Space 15
- RTX 14
- Stantec 14
- General Matter 12
- Target 12
- Antares Nuclear 11
- AMCA 10
- Lawrence Livermore National Laboratory 10
- Skydio 10
- Astera Labs 9
- HP IQ 9
- JLL 9
Summer 2027 internships in California by role
Summer 2027 internships in California by field
- Engineering 463
- Software engineering 199
- AI and machine learning 144
- Research 64
- Hardware engineering 59
- Electrical engineering 32
- Data science 29
- Mechanical engineering 29
- Product management 28
- Aerospace engineering 25
- Sales 22
- Cybersecurity 21
- Robotics 21
- Supply chain and logistics 19
- Business 18
- Cloud and DevOps 15
- Manufacturing engineering 14
- Tax 14
Summer 2027 internships in California by city
Summer 2027 internships in other states
- New York 417
- Texas 406
- Ohio 270
- Illinois 269
- Massachusetts 188
- Florida 179
- Virginia 166
- Pennsylvania 160
- North Carolina 157
- Washington 154
- Colorado 145
- Michigan 145
- Tennessee 142
- Minnesota 132
- Wisconsin 126
- Georgia 125
- Iowa 121
- Arizona 83
- New Jersey 79
- Connecticut 71
- Missouri 71
- Indiana 70
- Maryland 57
- South Carolina 51
- Utah 43
- Kansas 42
- Alabama 32
- Arkansas 32
- Kentucky 32
- Idaho 22
Internships in California for other terms
Widen the search
Don't apply to Summer 2027 internships in California one at a time.
Use Auto Apply for matching roles, up to your daily cap. OfferAIO fills forms from your profile, tells you when a new posting opens, and keeps every interview and contact in one place. 5 free Auto Applies total. No card, no daily reset. Premium is $20/month, or the Season Pass is $49 once for about 4 months (120 days) with no auto-renew. Both include unlimited applications and Auto Apply. Auto Apply queues new matches up to the daily cap you set, at most 100 a day. Pause or cancel queued applications anytime.
Start free