# Principal Ai Research Engineer Jobs in San Francisco, CA 205 principal ai research engineer jobs in San Francisco, CA. Top employers: OpenAI, Astranis, Anthropic, and 5 more. Salaries from $30K–$500K. 205 open roles · page 1 of 14 **Engineering Manager** at Inferact San Francisco | FULL_TIME | USD 200K–400K/yr [Apply](https://zerogtalent.com/ai-jobs/inferact/engineering-manager-98837c38-33a9-4085-97e7-1974dcf234a1) | [JD](https://zerogtalent.com/api/agent/job/engineering-manager-98837c38-33a9-4085-97e7-1974dcf234a1) **Principal Software Engineer, Full Stack — Codex** at OpenAI San Francisco | FULL_TIME | USD 459K–536K/yr [Apply](https://zerogtalent.com/ai-jobs/openai/principal-software-engineer-full-stack-codex-74842880-e750-4664-9e2e-83b4c96c5a03) | [JD](https://zerogtalent.com/api/agent/job/principal-software-engineer-full-stack-codex-74842880-e750-4664-9e2e-83b4c96c5a03) **3P Revenue Accounting & Reporting** at Anthropic San Francisco, CA | Seattle, WA | FULL_TIME | USD 190K–230K/yr [Apply](https://zerogtalent.com/ai-jobs/anthropic/3p-revenue-accounting-reporting-5456619008) | [JD](https://zerogtalent.com/api/agent/job/3p-revenue-accounting-reporting-5456619008) **Principal Engineer Capacity/Compute** at Anthropic San Francisco, CA | FULL_TIME | USD 320K–485K/yr [Apply](https://zerogtalent.com/ai-jobs/anthropic/principal-engineer-capacity-compute-5456039008) | [JD](https://zerogtalent.com/api/agent/job/principal-engineer-capacity-compute-5456039008) **Research Engineer, Chip Design RL** at Anthropic San Francisco, CA | FULL_TIME | USD 500K–850K/yr [Apply](https://zerogtalent.com/ai-jobs/anthropic/research-engineer-chip-design-rl-5459098008) | [JD](https://zerogtalent.com/api/agent/job/research-engineer-chip-design-rl-5459098008) **Research Scientist / Research Engineer, Search - Knowledge Graphs** at OpenAI San Francisco | FULL_TIME | USD 380K–850K/yr [Apply](https://zerogtalent.com/ai-jobs/openai/research-scientist-research-engineer-search-knowledge-graphs-1441816f-6429-426e-8f6d-8e5930a818f9) | [JD](https://zerogtalent.com/api/agent/job/research-scientist-research-engineer-search-knowledge-graphs-1441816f-6429-426e-8f6d-8e5930a818f9) **Research Scientist / Research Engineer, Search Integrity** at OpenAI San Francisco | FULL_TIME | USD 380K–850K/yr [Apply](https://zerogtalent.com/ai-jobs/openai/research-scientist-research-engineer-search-integrity-5ef10e09-2b3f-41de-b77c-829787302101) | [JD](https://zerogtalent.com/api/agent/job/research-scientist-research-engineer-search-integrity-5ef10e09-2b3f-41de-b77c-829787302101) **Applied Scientist, Product Policy** at OpenAI San Francisco | FULL_TIME | USD 207K–230K/yr [Apply](https://zerogtalent.com/ai-jobs/openai/applied-scientist-product-policy-6ef9babb-e210-496f-a004-fed919a9ed2d) | [JD](https://zerogtalent.com/api/agent/job/applied-scientist-product-policy-6ef9babb-e210-496f-a004-fed919a9ed2d) **Engineering Manager, Finance Engineering** at Anthropic San Francisco, CA | Seattle, WA | FULL_TIME | USD 320K–405K/yr [Apply](https://zerogtalent.com/ai-jobs/anthropic/engineering-manager-finance-engineering-5457708008) | [JD](https://zerogtalent.com/api/agent/job/engineering-manager-finance-engineering-5457708008) **Staff Software Engineer, Finance Engineering** at Anthropic San Francisco, CA | Seattle, WA | FULL_TIME | USD 320K–405K/yr [Apply](https://zerogtalent.com/ai-jobs/anthropic/staff-software-engineer-finance-engineering-5457716008) | [JD](https://zerogtalent.com/api/agent/job/staff-software-engineer-finance-engineering-5457716008) **Corporate Development, Deal Lead** at Anthropic San Francisco, CA | FULL_TIME [Apply](https://zerogtalent.com/ai-jobs/anthropic/corporate-development-deal-lead-5459016008) | [JD](https://zerogtalent.com/api/agent/job/corporate-development-deal-lead-5459016008) **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) **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) **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) **Technical Program Manager** at hud San Francisco / Singapore / Remote (Asia) / Remote (North America) | FULL_TIME | USD 100K–225K/yr [Apply](https://zerogtalent.com/ai-jobs/hud/technical-program-manager-117825) | [JD](https://zerogtalent.com/api/agent/job/technical-program-manager-117825) [Next page](https://zerogtalent.com/principal-ai-research-engineer-jobs-in-san-francisco-ca.md?page=2) --- *Source: [Zero G Talent](https://zerogtalent.com), the job board for space, defense, AI, robotics and frontier-tech companies.*