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Internship Jobs in California.

All active internship roles based in California, sourced directly from company boards. Updated every few hours.

Total jobs
2,237
positions indexed
New today
111
last 24 hours
Companies
491
actively hiring
Worldwide remote
0
from anywhere
in: California employment: Internship Clear all
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Ginkgo Bioworks Inc.
Software Intern, Autonomous Lab
Ginkgo Bioworks Inc.
⚡ Apply early Emeryville, California Onsite $37,700–$53,500 ⚠ 6mo+ old
● New 👁 Seen ✓ Applied 6mos ago
Ginkgo Bioworks Inc.
Software Graduate Intern, Autonomous Lab
Ginkgo Bioworks Inc.
⚡ Apply early Emeryville, California Onsite $45,100–$63,600 ⚠ 6mo+ old
● New 👁 Seen ✓ Applied 6mos ago
Motorola Solutions
R&D Intern - Wireless Systems Engineer - 2026
Motorola Solutions
⚡ Apply early Los Angeles, CA Onsite $59,488–$70,304 ⚠ 6mo+ old
● New 👁 Seen ✓ Applied 6mos ago
Motorola Solutions
Intern - Embedded Software, System, and Test Engineer - 2026
Motorola Solutions
⚡ Apply early Irvine, CA Onsite $59,488–$70,304 ⚠ 6mo+ old
● New 👁 Seen ✓ Applied 6mos ago
MA
Business Insurance Service Trainee
Marsh
⚡ Apply early Walnut Creek - 1255 Treat Onsite $35,600–$66,200 ⚠ 6mo+ old
● New 👁 Seen ✓ Applied 6mos ago
Applied Materials
2026 Summer Intern - Physics & AI modeling Engineering
Applied Materials
⚡ Apply early Santa Clara,CA Onsite ⚠ 6mo+ old
● New 👁 Seen ✓ Applied 6mos ago
Core & Main
Distribution Trainee - Fire Protection
Core & Main
⚡ Apply early La Habra, CA 90631 Onsite $43,992–$62,858 ⚠ 6mo+ old
● New 👁 Seen ✓ Applied 6mos ago
Pathway
Brand Marketing & PR Internship
Pathway
⚡ Apply early Palo Alto, California, United... Hybrid ⚠ 6mo+ old
● New 👁 Seen ✓ Applied 6mos ago
Kia Veterans Technician Apprenticeship Program (VTAP)
Automotive Technician Apprenticeship for Military Veterans - Chula Vista
Kia Veterans Technician Apprenticeship Program (VTAP)
⚡ Apply early Chula Vista, California, Unite... Onsite ⚠ 6mo+ old
● New 👁 Seen ✓ Applied 6mos ago
Aprio
Aprio 2028 Internship Application - Tax/Audit - Walnut Creek, CA
Aprio
⚡ Apply early Walnut Creek, CA Hybrid ⚠ 6mo+ old
● New 👁 Seen ✓ Applied 7mos ago
NIO
Systems Verification & Concurrent Kernel Architecture Research Intern
NIO
⚡ Apply early San Jose-US Onsite $79,040–$95,680 ⚠ 6mo+ old
● New 👁 Seen ✓ Applied 7mos ago
Alliance College-Ready Public Schools
School Counselor Intern (Unpaid)
Alliance College-Ready Public Schools
⚡ Apply early Los Angeles Onsite ⚠ 6mo+ old
● New 👁 Seen ✓ Applied 7mos ago
BO
Boeing SkillBridge - Clearance Required - Military Internship
Boeing
⚡ Apply early USA - Mesa, AZ Onsite ⚠ 6mo+ old
● New 👁 Seen ✓ Applied 8mos ago
BT
Hardware Engineering Intern
Bio-Techne
⚡ Apply early San Jose, CA Onsite $39,936–$54,912 ⚠ 6mo+ old
● New 👁 Seen ✓ Applied 8mos ago
MA
EH&B Intern
Marsh
⚡ Apply early Walnut Creek - 1255 Treat Onsite $34,100–$58,200 ⚠ 6mo+ old
● New 👁 Seen ✓ Applied 8mos ago
Marathon Petroleum
Intern/Co-op - Refining Mechanical Engineer (Spring 2027)
Marathon Petroleum
⚡ Apply early Findlay, Ohio Onsite $68,474–$68,474 ⚠ 6mo+ old
● New 👁 Seen ✓ Applied 9mos ago
Marathon Petroleum
Intern/Co-op - Refining Electrical Engineering (Spring 2027)
Marathon Petroleum
⚡ Apply early Findlay, Ohio Onsite $68,474–$68,474 ⚠ 6mo+ old
● New 👁 Seen ✓ Applied 9mos ago
Signet Jewelers
Apprentice Jeweler - Signet Jewelers - The Market Place - Los Angeles, CA
Signet Jewelers
⚡ Apply early Design and Service Center - Th... Onsite $35,152–$39,520 ⚠ 6mo+ old
● New 👁 Seen ✓ Applied 9mos ago
Signet Jewelers
Apprentice Jeweler - Signet Jewelers - College Center - Mission Viejo, CA
Signet Jewelers
⚡ Apply early Design and Service Center - Co... Onsite $35,152–$39,520 ⚠ 6mo+ old
● New 👁 Seen ✓ Applied 9mos ago
Signet Jewelers
Apprentice Jeweler - Signet Jewelers - Shops at River Walk - Bakersfield, CA
Signet Jewelers
⚡ Apply early Design and Service Center - Sh... Onsite $35,152–$35,360 ⚠ 6mo+ old
● New 👁 Seen ✓ Applied 9mos ago
Signet Jewelers
Apprentice Jeweler - Signet Jewelers - Winchester Marketplace - San Diego, CA
Signet Jewelers
⚡ Apply early Design and Service Center - Te... Onsite $35,152–$35,360 ⚠ 6mo+ old
● New 👁 Seen ✓ Applied 9mos ago
Signet Jewelers
Apprentice Jeweler - Signet Jewelers - Simi Valley Town Center - Simi Valley, CA
Signet Jewelers
⚡ Apply early Design and Service Center - Si... Onsite $35,152–$39,520 ⚠ 6mo+ old
● New 👁 Seen ✓ Applied 9mos ago
Signet Jewelers
Apprentice Jeweler - Signet Jewelers - Victoria Gardens - Rancho Cucamonga, CA
Signet Jewelers
⚡ Apply early Design and Service Center - Vi... Onsite $35,152–$35,360 ⚠ 6mo+ old
● New 👁 Seen ✓ Applied 9mos ago
Signet Jewelers
Apprentice Jeweler - Signet Jewelers - The Shoppes at Chino Hills - Santa Ana, CA
Signet Jewelers
⚡ Apply early Design and Service Center - Th... Onsite $35,152–$35,360 ⚠ 6mo+ old
● New 👁 Seen ✓ Applied 9mos ago
Signet Jewelers
Apprentice Jeweler - Signet Jewelers - Brea Plaza - Los Angeles, CA
Signet Jewelers
⚡ Apply early Design and Service Center - Br... Onsite $35,152–$39,520 ⚠ 6mo+ old
● New 👁 Seen ✓ Applied 9mos ago

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