Senior Data Scientist

About this role

Optum is a global organization that delivers care, aided by technology to help millions of people live healthier lives. The work you do with our team will directly improve health outcomes by connecting people with the care, pharmacy benefits, data and resources they need to feel their best. Here, you will find a culture guided by diversity and inclusion, talented peers, comprehensive benefits and career development opportunities

Come make an impact on the communities we serve as you help us advance health equity on a global scale. Join us to start Caring. Connecting

Growing together. We are seeking a highly skilled Principal Data Engineer to lead the design, development, and optimization of large‑scale data platforms and analytical solutions. The ideal candidate will have deep expertise in MSSQL, AWS cloud services, Data Warehousing, Python, Airflow, and overall data management best practices, with a strong ability to lead teams, define architecture, and drive data strategy across the organization

You will enjoy the flexibility to telecommute* from anywhere within the U.S. as you take on some tough challenges. Primary Responsibilities: Technical Leadership Architect, design, and implement scalable data platforms, pipelines, and ETL/ELT workflows Lead end‑to‑end data engineering efforts, ensuring reliability, performance, and cost‑efficient data systems Mentor and guide junior and senior data engineers, fostering a culture of technical excellence and collaboration Collaborate with cross‑functional teams (analytics, product, engineering, business) to align data solutions with business goals Data Engineering & Pipeline Development Build, optimize, and maintain robust data pipelines using Python, SQL, and Apache Airflow Manage large-scale data ingestion, transformation, and orchestration frameworks Optimize database queries, stored procedures, and schema design in MSSQL and other SQL/NoSQL systems Cloud & Infrastructure Develop and manage cloud‑native data platforms

Apply for this role on UnitedHealth Group’s official careers site.