Hiring: Research Engineer, Model Evaluations Company: Anthropic Location: New York, NY Job Posted Time: 2026-09-14 07:38:22 Employment Type: Hybrid Target Skills & Keywords : Data Pipeline, LLM, Notion, Python, SAFe, Slack, User Experience About the job Experience: •Years of experience required will correlate with the internal job level requirements for the position •Currently, we expect all staff to be in one of our offices at least 25% of the time. However, some roles may require more time in our offices. •We do sponsor visas! However, we aren't able to successfully sponsor visas for every role and every candidate. But if we make you an offer, we will make every reasonable effort to get you a visa, and we retain an immigration lawyer to help with this. •We encourage you to apply even if you do not believe you meet every single qualification. •Your safety matters to us. Required Skills: •Design and run new evaluations of Claude's capabilities — reasoning, agentic behavior, knowledge, safety properties — and produce visualizations that make the results legible to researchers and decision-makers •Build and harden the distributed eval execution platform so hundreds of evals run reliably against checkpoints throughout production RL training runs •Own the dashboards researchers and leadership use to monitor model health during training, improving signal-to-noise, reducing latency, and making regressions impossible to miss •Debug anomalous eval results mid-training-run, determine whether the cause is a model change or an infrastructure issue, and communicate the answer clearly under time pressure •Improve the tooling, libraries, and workflows researchers use to implement and iterate on evaluations •Partner with research teams across the full lifecycle of a new capability — from defining what to measure to interpreting results as training progresses •Run experiments to characterize how prompting, sampling, and scaffolding choices affect results on internal and industry benchmarks •Communicate evaluations and their results to internal stakeholders and, where appropriate, external audiences Qualifications: •Strong Python programming skills, including production or research infrastructure •Clear written and verbal communication, especially when explaining technical results to non-specialists •Comfort operating in an on-call or production-support capacity when training runs are live •Care about the societal impacts of your work and an interest in steering powerful AI to be safe and beneficial •Hands-on experience using large language models such as Claude, including prompting, sampling, and scaffolding •Background in data visualization and a track record of building dashboards people actually trust and use •Background in statistics and experimental design •A bias toward picking up slack and operating flexibly across team boundaries •Enjoy pair programming — we love to pair Compensation: •$500,000 - $850,000 / year Interested candidates, please apply directly through the job posting on company's career page or try via AI auto apply on this platform. Don't miss this opportunity to join a forward-thinking team!