# Summer 2027 Return Internship Undergraduate Jobs in San Francisco, CA 45 summer 2027 return internship undergraduate jobs in San Francisco, CA. Top employers: OpenAI, Astranis, Anthropic, and 5 more. Salaries from $30K–$500K. 45 open roles · page 1 of 3 **Software Engineering Intern (Summer 2027)** at Harvey AI San Francisco | INTERN | USD 62–72/hr [Apply](https://zerogtalent.com/ai-jobs/harvey-ai/software-engineering-intern-summer-2027-3a34578d-d42e-45bb-ac5c-0c3357e8cbb7) | [JD](https://zerogtalent.com/api/agent/job/software-engineering-intern-summer-2027-3a34578d-d42e-45bb-ac5c-0c3357e8cbb7) **Growth Marketing Intern (Summer 2027)** at Together AI San Francisco | INTERN | USD 41–41/hr [Apply](https://zerogtalent.com/ai-jobs/together-ai/growth-marketing-intern-summer-2027-5270409007) | [JD](https://zerogtalent.com/api/agent/job/growth-marketing-intern-summer-2027-5270409007) **Hardware Security Engineer Intern (Summer 2027)** at Together AI San Francisco | INTERN [Apply](https://zerogtalent.com/ai-jobs/together-ai/hardware-security-engineer-intern-summer-2027-5238469007) | [JD](https://zerogtalent.com/api/agent/job/hardware-security-engineer-intern-summer-2027-5238469007) **Research Intern, Frontier Speculative Decoding (Summer 2027)** at Together AI San Francisco | INTERN | USD 58–70/hr [Apply](https://zerogtalent.com/ai-jobs/together-ai/research-intern-frontier-speculative-decoding-summer-2027-5267198007) | [JD](https://zerogtalent.com/api/agent/job/research-intern-frontier-speculative-decoding-summer-2027-5267198007) **Hardware Security Engineer, New Grad (2027)** at Together AI San Francisco | INTERN | USD 140K–150K/yr [Apply](https://zerogtalent.com/ai-jobs/together-ai/hardware-security-engineer-new-grad-2027-5238471007) | [JD](https://zerogtalent.com/api/agent/job/hardware-security-engineer-new-grad-2027-5238471007) **Manufacturing Intern** at Atoms San Francisco, CA | INTERN | USD 50–50/hr [Apply](https://zerogtalent.com/frontier-jobs/atoms/manufacturing-intern-8868917002) | [JD](https://zerogtalent.com/api/agent/job/manufacturing-intern-8868917002) **Electrical Engineering Intern** at Atoms San Francisco, CA | INTERN | USD 50–50/hr [Apply](https://zerogtalent.com/frontier-jobs/atoms/electrical-engineering-intern-8869094002) | [JD](https://zerogtalent.com/api/agent/job/electrical-engineering-intern-8869094002) **High School Internship, Software Engineering (Summer 2027)** at Stripe Seattle, San Francisco | INTERN | USD 60–60/hr [Apply](https://zerogtalent.com/frontier-jobs/stripe/high-school-fellowship-software-engineering-8241260) | [JD](https://zerogtalent.com/api/agent/job/high-school-fellowship-software-engineering-8241260) **Automation & Controls Engineering Intern (Summer 2027)** at Astranis San Francisco | INTERN | USD 29–29/hr [Apply](https://zerogtalent.com/space-jobs/astranis/automation-controls-engineering-intern-summer-2027-4718206006) | [JD](https://zerogtalent.com/api/agent/job/automation-controls-engineering-intern-summer-2027-4718206006) **Automation & Controls Engineering Associate (Summer 2027)** at Astranis San Francisco | FULL_TIME | USD 1925–1925/wk [Apply](https://zerogtalent.com/space-jobs/astranis/automation-controls-engineering-associate-summer-2027-4718211006) | [JD](https://zerogtalent.com/api/agent/job/automation-controls-engineering-associate-summer-2027-4718211006) **RF Hardware Intern (Summer 2027)** at Astranis San Francisco | INTERN | USD 29–29/hr [Apply](https://zerogtalent.com/space-jobs/astranis/rf-hardware-intern-summer-2027-4708436006) | [JD](https://zerogtalent.com/api/agent/job/rf-hardware-intern-summer-2027-4708436006) **Research Internships** at Physical Intelligence San Francisco | INTERN [Apply](https://zerogtalent.com/robotics-jobs/physical-intelligence/research-internships-f020ff1a-4b4c-4415-8434-2da5010a7076) | [JD](https://zerogtalent.com/api/agent/job/research-internships-f020ff1a-4b4c-4415-8434-2da5010a7076) **Environmental Test Engineer Intern (Winter 2027)** at Astranis San Francisco | INTERN | USD 29–29/hr [Apply](https://zerogtalent.com/space-jobs/astranis/environmental-test-engineer-intern-winter-2027-4705652006) | [JD](https://zerogtalent.com/api/agent/job/environmental-test-engineer-intern-winter-2027-4705652006) **Member of Technical Staff Intern 2027** at Aemon San Francisco, CA, US | INTERN | USD 8K–15K/yr [Apply](https://zerogtalent.com/frontier-jobs/aemon/member-of-technical-staff-intern-2027-97531) | [JD](https://zerogtalent.com/api/agent/job/member-of-technical-staff-intern-2027-97531) **Residency (Summer 2027)** at Adam San Francisco, CA, US | INTERN | USD 6700–10000/mo [Apply](https://zerogtalent.com/ai-jobs/adam/residency-summer-2026-76418) | [JD](https://zerogtalent.com/api/agent/job/residency-summer-2026-76418) [Next page](https://zerogtalent.com/summer-2027-return-internship-undergraduate-jobs-in-san-francisco.md?page=2) --- *Source: [Zero G Talent](https://zerogtalent.com), the job board for space, defense, AI, robotics and frontier-tech companies.*