Senior Data Scientist- AI/ML

Positions in this function produce innovative solutions driven by exploratory data analysis from unstructured, diverse datasets typically measured in gigabytes or larger. Applies knowledge of statistics, machine learning, programming, data modeling, simulation, and advanced mathematics to recognize patterns, identify opportunities, pose business questions, and make valuable discoveries leading to prototype development and product improvement. Uses a flexible, analytical approach to design, develop, and evaluate predictive and prescriptive models and advanced algorithms that lead to optimal value extraction from the data. Works with analytics and statistical software such as SQL, R, Python, Hadoop and others to perform analysis and interpret data. This function is not intended for employees performing the following work: less complex analysis on small data sets; rules-based algorithmic or descriptive analytics; development of big data infrastructure.

ML Domain Expertise

• Equivalent of 5+ years of relevant experience in ML
• ML concept knowledge and background (DT, Random Forests, Clustering, Regression, Association Rules)
• Knowledge of EDA
• Ability to develop ML from standard libraries (Sklearn, XGBoost, Keras, H2O, etc.)
• Undergraduate degree in CS, Math, or another relevant field

Product Focus

• Customer focused
• Seeks to better understand problem space
• Understands why the team is building the AI solution
• Focus on AI capability performance metrics

ML Systems Design

• Familiarity with data availability and quality check for Prod
• Familiarity with the fact that the model code will need to be productional zed
• Understanding the ML Engineering workflow

Tools/Coding Skills

• Python – 5+
• SQL – 7+
• Willingness to understand AI platform tech stack
• Code changes to experimentation code base provided as code review

Communication Skills

• Developing communication skills

Culture

• Collaborative and positive attitude
• Fosters a culture of safety, quality, and trust
• Learning positive behaviors by absorbing key aspects of the Leadership Shadow cast by more senior team members and leaders

Undergraduate degree or equivalent experience.
Undergraduate degree in CS, Math, or another relevant field
Equivalent of 5+ years of relevant experience
Python preferred
SQL
Willingness to understand AI platform tech stack
Code changes to experimentation code base provided as code review

At UnitedHealth Group, our mission is to help people live healthier lives and make the health system work better for everyone. We believe everyone–of every race, gender, sexuality, age, location and income–deserves the opportunity to live their healthiest life. Today, however, there are still far too many barriers to good health which are disproportionately experienced by people of color, historically marginalized groups and those with lower incomes. We are committed to mitigating our impact on the environment and enabling and delivering equitable care that addresses health disparities and improves health outcomes — an enterprise priority reflected in our mission.