Data Scientist IV

Kaiser Permanente • Oakland, CA

239d

About The Position

The Data Scientist supports Government Programs' Risk Adjustment efforts by applying core data science techniques, including machine learning, predictive modeling, and statistical analysis, to Medicare Advantage, ACA, and Medicaid data. This role focuses on developing data-driven solutions to improve risk score accuracy, support regulatory compliance, and enhance program performance. Using Python and cloud-based analytics tools, the Data Scientist builds and refines models to analyze claims, encounter, and enrollment data, identify outreach opportunities, and assess program effectiveness. The ideal candidate has experience with healthcare data, a working knowledge of HCC risk adjustment models, and the ability to communicate analytical findings clearly to technical and non-technical audiences. This role collaborates closely with cross-functional teams, including clinical, actuarial, and operational partners, to support data-informed decision-making and contribute to the continuous improvement of risk adjustment strategies.

Requirements

• Minimum three (3) years experience working with Exploratory Data Analysis (EDA) and visualization methods.
• Minimum three (3) years machine learning and/or algorithmic experience.
• Minimum three (3) years statistical analysis and modeling experience.
• Minimum three (3) years programming experience.
• Minimum one (1) year experience in a leadership role with or without direct reports.
• Bachelors degree in Mathematics, Statistics, Computer Science, Engineering, Economics, Public Health, or related field.
• Minimum five (5) years experience in data science or a directly related field.
• Additional equivalent work experience in a directly related field may be substituted for the degree requirement.
• Advanced degrees may be substituted for the work experience requirements.

Nice To Haves

• Advanced Quantitative Data Modeling
• Algorithms
• Applied Data Analysis
• Data Extraction
• Data Visualization Tools
• Machine Learning
• Relational Database Management
• Microsoft Excel
• Design Thinking
• Business Intelligence Tools
• Data Manipulation/Wrangling
• Data Ensemble Techniques
• Feature Analysis/Engineering
• Open Source Languages & Tools
• Model Optimization
• Strategic Thinking
• Deep Learning/Neural Networks
• Project Management

Responsibilities

• Promotes learning in others by proactively providing and/or developing information, resources, advice, and expertise with coworkers and members.
• Builds relationships with cross-functional/external stakeholders and customers.
• Listens to, seeks, and addresses performance feedback; proactively provides actionable feedback to others and to managers.
• Pursues self-development; creates and executes plans to capitalize on strengths and develop weaknesses.
• Leads by influencing others through technical explanations and examples and provides options and recommendations.
• Adopts new responsibilities; adapts to and learns from change, challenges, and feedback.
• Demonstrates flexibility in approaches to work; champions change and helps others adapt to new tasks and processes.
• Facilitates team collaboration to support a business outcome.
• Completes work assignments autonomously and supports business-specific projects by applying expertise in subject area and business knowledge to generate creative solutions.
• Encourages team members to adapt to and follow all procedures and policies.
• Collaborates cross-functionally and/or externally to achieve effective business decisions.
• Provides recommendations and solves complex problems; escalates high-priority issues or risks, as appropriate.
• Monitors progress and results.
• Supports the development of work plans to meet business priorities and deadlines.
• Identifies resources to accomplish priorities and deadlines.
• Identifies, speaks up, and capitalizes on improvement opportunities across teams.
• Uses influence to guide others and engages stakeholders to achieve appropriate solutions.
• Develops detailed problem statements outlining hypotheses and their effect on target clients/customers.
• Designs and develops data pipelines and automation for data acquisition and ingestion of raw data from multiple data sources and data formats.
• Transforms, cleanses, and stores data for consumption by downstream processes.
• Writes and optimizes diverse SQL queries; demonstrates advanced knowledge of database fundamentals.
• Analyzes and investigates complex data sets and summarizes key characteristics by employing data visualization methods.
• Determines how best to manipulate data sources to discover patterns, spot anomalies, test hypotheses, and/or check assumptions.
• Selects, manipulates, and transforms data into features used in machine learning algorithms.
• Leverages techniques to conduct dimensionality reduction, feature importance, and feature selection.
• Trains statistical models using algorithms and data mining techniques.
• Tests models with various algorithms to assess the input dataset and related features.
• Applies techniques to prevent overfitting such as cross-validation.
• Deploys and maintains reliable and efficient models through production.
• Verifies model performance by demonstrating expertise in the practice of a variety of model validation techniques.
• Collaborates with internal and external stakeholders across domains to develop and deliver statistical driven outcomes.
• Delivers insights and values from heterogeneous data to investigate complex problems for multiple use cases.
• Drives informed decision-making and presents findings to both technical and non-technical audiences.

What This Job Offers

• Industry: Ambulatory Health Care Services
• Education Level: Bachelor's degree