OneOncology is seeking a Lead Data Engineer for a full-time role based in Austin, TX, Nashville, TN, or remote. The Lead Data Engineer is a hands-on technical leader who designs, builds, and operates the data pipelines and platform components that power advanced analytics, AI/ML initiatives, and critical business operations. Working closely with data analysts and engineering teams, you will translate business and technical requirements into reliable, scalable, high-performance data solutions on our Databricks platform. You will work alongside a small team of engineers through code reviews, design discussions, and delivery, while remaining deeply involved in the coding and implementation yourself. Your work will balance performance, cost, maintainability, scalability, and observability.