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.