Security Engineer / Research Engineer, RL Security
Anthropic · San Francisco, CA · New York City, NY
- Level
- Not stated
- Type
- full-time
- Mode
- On-site / hybrid
- Posted
- 2026-10-20
- Team
- AI Research & Engineering
Role description
About Anthropic Anthropic’s mission is to create reliable, interpretable, and steerable AI systems. We want AI to be safe and beneficial for our users and for society as a whole. Our team is a quickly growing group of committed researchers, engineers, policy experts, and business leaders working together to build beneficial AI systems. About the role Reinforcement learning is how Claude learns to reason, write code, and act autonomously over long horizons. At frontier scale, an RL run is a large distributed system: training, sampling, and environment execution run concurrently across a large fleet of accelerators and hosts.…
Technologies named in the posting
How Rolefit scores this role
- Stack overlap (50%). Every technology named in the posting is compared with your selected stack, weighted by how rare it is across the whole index — a niche match counts for more than Docker.
- Seniority fit (16%). The level in the posting is compared with the level assessed from your years and depth.
- Title alignment (16%). Whether the role is actually pitched at your field rather than adjacent to it.
- Freshness and filters (18%). Newer postings, your work type and your target region all move the score.
The score you see on a shortlist is specific to you — the same posting scores differently for a different stack. Run the assessment once and this role either makes your top 30 or it does not.
Build my shortlistSimilar roles
- Research Engineer / Performance Engineer, RL Distributed Systems
Anthropic · San Francisco, CA · New York City, NY
System designNetworkingObservabilityPython27d agoApply ↗ - Software Engineer, Sandboxing
Anthropic · San Francisco, CA · New York City, NY
LinuxObservabilityLLMsC++25d agoApply ↗ - Head of Security Controls Assurance - SOX
Anthropic · San Francisco, CA · Seattle, WA
ObservabilityComplianceLLMsC++2mo agoApply ↗ - Staff+ Software Engineer, Claude Managed Agents
Anthropic · San Francisco, CA · New York City, NY
LLMsAirflowSystem designObservability2mo agoApply ↗ - Applied AI Security Architect - Healthcare & Life Sciences
Anthropic · New York City, NY · San Francisco, CA
LLMsGDPRComplianceIAM3d agoApply ↗ - Staff+ Software Engineer, VectorDB
Anthropic · New York City, NY · Seattle, WA
SearchLLMsC++SRE practices6d agoApply ↗
Your turn
See the 30 roles that actually fit your stack.
Three steps, no account, no CV upload. Every match opens with its score breakdown and a cover letter written for it.