Radai

Staff ML Research Scientist

San Francisco - Onsite. Posted 13 months ago

The role

You will drive next generation applied research in NLP and clinical AI. You will own end-to-end research, set technical direction, and collaborate with clinicians and engineers to translate research into production-scale systems.

What you will do

  • Own end-to-end applied research including problem framing, design, and shipping to production
  • Set technical direction across LLMs, retrieval, and multimodal
  • Build evaluation linking offline metrics to online outcomes
  • Partner with engineering, product, and clinicians to align data and timelines
  • Mentor peers and codify standards for reliability, safety, and documentation
  • Improve the platform for data, training, serving, and observability
  • Explore new directions in computer vision and vision-language work

Required qualifications

  • MS or PhD (or equivalent research experience) in Computer Science, Electrical Engineering, Computational Linguistics, Biomedical Informatics, or related quantitative field
  • 7+ years of applied ML research experience (or PhD + 5 years, or equivalent evidence of Staff-level impact)
  • Depth in one or more areas: LLMs and NLP, computer vision, speech, recommendation/ranking, retrieval, or multimodal modeling
  • Strong experimental rigor
  • Proven ability to take models to production
  • Hands-on with PyTorch and common experiment/ops tools (for example MLflow, Databricks, Ray, or similar)
  • System thinking

Nice to have

  • Health data familiarity, including EHR or imaging
  • Experience in clinical NLP or LLMs, computer vision, speech, retrieval or multimodal modeling
  • Shipped, measured models in production with monitoring and clear rollback
  • External or multi-site validation is a plus
  • Workflow integration with EHR, RIS, PACS, or reporting systems
  • PowerScribe or Dragon exposure helpful
  • Strong evaluation practices: calibration, slice analysis, and ablations
  • Safety and governance in sensitive domains, including PHI handling and HIPAA or FDA-adjacent environments
  • Technical mentorship and contributions to team research culture
  • Publications or impactful open-source work

Benefits

  • Comprehensive Medical, Dental, Vision & Life insurance
  • HSA (with employer match), FSA, & DCFSA
  • 401(k)
  • 11 Paid Company Holidays
  • Flexible PTO policy
  • Annual company-wide offsite
  • Periodic team offsites
  • Annual equipment stipend

About the company

Rad AI is transforming healthcare with artificial intelligence. The company builds AI-driven solutions to revolutionize radiology and improve patient care.

Staff ML Research Scientist at Radai | JobZoey