# Open Application Engineering Jobs in San Francisco, CA 200 open application engineering jobs in San Francisco, CA. Top employers: OpenAI, Astranis, Anthropic, and 5 more. Salaries from $30K–$500K. 200 open roles · page 1 of 14 **Growth Lead** at Reflex San Francisco, CA, US | FULL_TIME | USD 150K–200K/yr [Apply](https://zerogtalent.com/ai-jobs/reflex/growth-lead-118492) | [JD](https://zerogtalent.com/api/agent/job/growth-lead-118492) **Principal Software Engineer, Productivity** at OpenAI San Francisco | FULL_TIME | USD 459K–536K/yr [Apply](https://zerogtalent.com/ai-jobs/openai/principal-software-engineer-productivity-dd9c7c04-7181-4c65-9c6a-0e04313e3707) | [JD](https://zerogtalent.com/api/agent/job/principal-software-engineer-productivity-dd9c7c04-7181-4c65-9c6a-0e04313e3707) **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) **Forward Deployed Engineer, Post-Training** at Together AI San Francisco | FULL_TIME | USD 270K–300K/yr [Apply](https://zerogtalent.com/ai-jobs/together-ai/forward-deployed-engineer-post-training-5274195007) | [JD](https://zerogtalent.com/api/agent/job/forward-deployed-engineer-post-training-5274195007) **Senior Research Infrastructure Engineer** at hud San Francisco / Singapore / Remote (Asia) / Remote (North America) | FULL_TIME | USD 105K–260K/yr [Apply](https://zerogtalent.com/ai-jobs/hud/senior-research-infrastructure-engineer-118494) | [JD](https://zerogtalent.com/api/agent/job/senior-research-infrastructure-engineer-118494) **Research, Tinker, RL Systems** at Thinking Machines Lab San Francisco | FULL_TIME | USD 350K–475K/yr [Apply](https://zerogtalent.com/ai-jobs/thinking-machines-lab/research-tinker-rl-systems-3d5af57e-a67d-40be-9a81-166474d2f460) | [JD](https://zerogtalent.com/api/agent/job/research-tinker-rl-systems-3d5af57e-a67d-40be-9a81-166474d2f460) **Senior Counsel - Product & Privacy** at Together AI San Francisco | FULL_TIME [Apply](https://zerogtalent.com/ai-jobs/together-ai/senior-counsel-product-privacy-5271692007) | [JD](https://zerogtalent.com/api/agent/job/senior-counsel-product-privacy-5271692007) **Design Engineer** at hud San Francisco / Singapore / Remote (Asia) / Remote (North America) | FULL_TIME | USD 100K–225K/yr [Apply](https://zerogtalent.com/ai-jobs/hud/design-engineer-118517) | [JD](https://zerogtalent.com/api/agent/job/design-engineer-118517) **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) **Frontend Engineer - Design Systems** at Mercury San Francisco, CA, New York, NY, Portland, OR, or Remote within Canada or United States | INTERN | USD 141K–158K/yr [Apply](https://zerogtalent.com/frontier-jobs/mercury-banking-for-startups/frontend-engineer-design-systems-6233910004) | [JD](https://zerogtalent.com/api/agent/job/frontend-engineer-design-systems-6233910004) **Client Platform Engineer** at OpenAI San Francisco | FULL_TIME | USD 347K–445K/yr [Apply](https://zerogtalent.com/ai-jobs/openai/client-platform-engineer-329fe50f-7701-4f07-982d-a4e10cbec236) | [JD](https://zerogtalent.com/api/agent/job/client-platform-engineer-329fe50f-7701-4f07-982d-a4e10cbec236) **Associate, Space Operations** at Planet Labs San Francisco, CA | PART_TIME | USD 35–35/hr [Apply](https://zerogtalent.com/space-jobs/planet-labs/associate-space-operations-8233660) | [JD](https://zerogtalent.com/api/agent/job/associate-space-operations-8233660) **Research Engineer** at David AI San Francisco | FULL_TIME | USD 210K–360K/yr [Apply](https://zerogtalent.com/ai-jobs/david-ai/research-engineer-118550) | [JD](https://zerogtalent.com/api/agent/job/research-engineer-118550) **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) **ML Engineer, LLM's** at Knowtex San Francisco | FULL_TIME [Apply](https://zerogtalent.com/ai-jobs/knowtex/ml-engineer-llm-s-117579) | [JD](https://zerogtalent.com/api/agent/job/ml-engineer-llm-s-117579) [Next page](https://zerogtalent.com/open-application-engineering-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.*