Summer 2027 internships in California
973 open postings from 210 employers. TikTok (101), Waymo (60) and Astranis (38) have posted the most. The most are in San Jose, CA (177), San Francisco, CA (154) and Los Angeles, CA (82). 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 973 open postings · updated daily
Page 8 of 20 · newest first
- Water Resources Engineering Intern- Summer 2027WSPSan Diego, CASummer 2027
- 2027 Summer Intern, Program Delivery (California)ICFLos Angeles, CASummer 2027
- Embedded Software Engineer InternAptivWalnut Creek, CASummer 2027
- ASIC Engineer InternHewlett Packard EnterpriseSunnyvale, CASummer 2027
- Corporate Tax Intern (Summer 2027)ZiplineSouth San Francisco, CASummer 2027
- 2027 Summer Intern, PhD, Research, World Modeling EvaluationWaymoMountain View, CASummer 2027
- 2027 Summer Intern, PhD, Machine Learning, Planning/PredictionWaymoMountain View, CASummer 2027
- Intern - System Test Automation Engineer – San Diego, CA – Summer 2027PhilipsSan Diego, CASummer 2027
- 2027 Summer Intern – Autonomous Driving Software Engineer (Bachelor's & Master's)General MotorsSunnyvale, CASummer 2027
- Strategic Program Support Summer 2027 Internship - San Francisco, CAJLLSan Francisco, CASummer 2027
- Property Management Summer 2027 Internship - San Francisco, CAJLLSan Francisco, CASummer 2027
- Software Engineer InternDoorDashSan Francisco, CASummer 2027
- Machine Learning Engineer Intern - Monetization Technology - Ads Core GlobalTikTokSan Jose, CASummer 2027
- Product Operations Engineer InternHappyrobotSan Francisco, CASummer 2027
- 2027 Summer Intern, MS/PhD, Perception, RoboticsWaymoMountain View, CASummer 2027
- Summer 2027 Internship - Costa Mesa, CA - Sponsor Finance TechWestern Alliance BancorporationCosta Mesa, CASummer 2027
- Business Process Mining & Intelligence Analyst Intern, BS - Summer 2027MarvellSanta Clara, CASummer 2027
- 2027 Summer Intern, MS/PhD, Research, Perception Foundation ModelsWaymoMountain View, CASummer 2027
- ASIC Design Engineer InternHewlett Packard EnterpriseSunnyvale, CASummer 2027
- AI/ML PhD Intern (Summer 2027)Sigma ComputingSan Francisco, CASummer 2027
- Software Engineering Intern (Summer 2027)Sigma ComputingSan Francisco, CASummer 2027
- Data Scientist Intern - Product AnalyticsMetaMenlo Park, CASummer 2027
- Consumer & Community Banking Internship - Risk Modeling Associate ProgramJPMorgan ChasePalo Alto, CASummer 2027
- 2027 Summer Intern, MS, PhD, Software EngineerWaymoMountain View, CASummer 2027
- PhD Machine Learning Software Engineer Intern (Summer 2027)LyftSan Francisco, CASummer 2027
- Software Engineer Intern (Summer 2027)Pure StorageSanta Clara, CASummer 2027
- Summer 2027 Internship - Project Management - CaliforniaStrykerIrvine, CASummer 2027
- Design-for-Test Engineer InternAstera LabsSan Jose, CASummer 2027
- Firmware Engineer Intern, OpticalAstera LabsSan Jose, CASummer 2027
- Emulation Engineer InternAstera LabsSan Jose, CASummer 2027
- Digital Design InternAstera LabsSan Jose, CASummer 2027
- Design Engineer InternAstera LabsSan Jose, CASummer 2027
- Applied AI Engineer Intern, Silicon EngineeringAstera LabsSan Jose, CASummer 2027
- Applied AI Intern, Non-SiliconAstera LabsSan Jose, CASummer 2027
- Advanced Design Verification Engineer InternAstera LabsSan Jose, CASummer 2027
- Software Developer InternF5San Jose, CASummer 2027
- Geotechnical Engineering Intern - Energy & Resources (Summer 2027)StantecSacramento, CASummer 2027
- Summer 2027 Internship - Information TechnologyGeneral MatterLos Angeles, CASummer 2027
- 2027 Summer Intern, MS/PhD, Software Engineer, Eval Data InfraWaymoMountain View, CASummer 2027
- 2027 Summer Intern, MS/PhD, ML Systems & Behavior DiscoveryWaymoMountain View, CASummer 2027
- RF Engineering Intern Summer 2027Rocket Lab USALong Beach, CASummer 2027
- 2027 Summer Intern – Machine Learning Intern, Autonomous Vehicles: Software Validation (Master's)General MotorsSunnyvale, CASummer 2027
- 2027 Summer Intern – Machine Learning Intern, Autonomous Vehicles: Software Validation (PhD)General MotorsSunnyvale, CASummer 2027
- Hardware Engineer Intern, BS - Summer 2027MarvellSanta Clara, CASummer 2027
- Cloud Developer InternHewlett Packard EnterpriseSan Jose, CASummer 2027
- Electrical Engineering (Substation) Intern - Summer 2027WSPSan Diego, CASummer 2027
- Hardware Engineer InternMarvellSanta Clara, CASummer 2027
- Next-Generation HBM Architecture InternMicron TechnologyFolsom, CASummer 2027
- Environmental Test Engineering Intern (Summer 2027)Muon SpaceSan Jose, CASummer 2027
- Industrial Engineering Intern (Summer 2027)Muon SpaceSan 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
- Antares Nuclear 11
- Target 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
- Cybersecurity 21
- Robotics 21
- Supply chain and logistics 19
- Business 18
- Cloud and DevOps 15
- Sales 15
- Manufacturing engineering 14
- Tax 14
Summer 2027 internships in California by city
Summer 2027 internships in other states
- New York 407
- Texas 398
- Ohio 267
- Illinois 260
- Massachusetts 186
- Florida 171
- Virginia 162
- North Carolina 154
- Pennsylvania 154
- Washington 153
- Colorado 144
- Michigan 143
- Tennessee 141
- Minnesota 130
- Georgia 123
- Wisconsin 122
- Iowa 119
- Arizona 80
- New Jersey 76
- Connecticut 71
- Missouri 71
- Indiana 69
- Maryland 56
- South Carolina 48
- Kansas 42
- Utah 41
- 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