We are seeking a talented Sr Data Engineer to design, build, and maintain the data pipelines and software infrastructure that power our real-world evidence research. Working primarily in R, Python, and SQL, you’ll create clean, scalable solutions that transform healthcare data into research-ready resources - managing collaborative development through Git and GitLab, maintaining CI/CD tooling that keeps code tested and reproducible, and supporting cloud-based infrastructure (AWS preferred). You’ll partner closely with operations and product teams on deployment, testing, and troubleshooting, and help drive ongoing improvements to our systems that support Headwater Science’s mission.