Senior Data Scientist

Molina Talent Acquisition; United States; On-site; USD 120,000 - 180,000; Full time

Job summary

Molina Healthcare seeks a senior data scientist to advance data-driven health care solutions. You will develop and deploy advanced ML and AI models, apply RAG techniques, and create predictors from large datasets to drive business decisions.

The role requires 6+ years in data science, strong Python/R skills, and experience with TensorFlow/Keras/PyTorch, big data, and visualization tools. Collaboration across teams in a matrixed organization is essential.

Qualifications

• 6+ years of experience as a data scientist, preferably in healthcare.
• Bachelor's degree in IT, computer science, statistics, business, healthcare, or engineering.
• Strong programming skills in Python and R with ML frameworks like TensorFlow, Keras, or PyTorch.
• Knowledge of big data technologies (Hadoop, Spark).
• Experience with SQL and NoSQL databases, data warehousing, and ETL processes.
• Familiarity with RAG techniques and agentic AI workflows.
• Proficiency in data visualization tools (Tableau, Power BI).
• Ability to collaborate cross-functionally in a matrixed organization.

Responsibilities

• Extract insights from complex datasets to inform strategic decisions.
• Designs and trains ML models using supervised, unsupervised, deep learning, and RL.
• Develops AI workflows and autonomous task execution capabilities.
• Applies RAG patterns to improve language model outputs.
• Fine-tunes models for task-specific performance.
• Cleans data and handles missing values, outliers for modeling.
• Deploys AI models to production and monitors performance.
• Collaborates with engineers, product managers, and analysts.
• Keeps up with AI advances and applies new methods.
• Documents models, methodologies, and results clearly.

Skills

Data science

Python

R

TensorFlow

Keras

PyTorch

Big data

SQL

NoSQL

Data visualization

RAG techniques

Agentic workflows

Education

Bachelor's degree

Tools

Tableau

Power BI

Microsoft Project

Jira

MS 365

Databricks

Snowflake

Azure AI Studio

Job description

JOB DESCRIPTION Job Summary

Provides senior level support for data science activities. Performs data and error analysis to improve models, and cleans and validates data for uniformity and accuracy. Executes data science and statistical analytical experiments methodically to solve various problems and positively impact various health care domains. Develops and deploys advanced machine learning models and artificial intelligence (AI) solutions that enhance Molina products and services. Leverages expertise in data science, machine learning, and AI technologies to derive insights from large datasets and create predictive models that drive business decisions. Pioneers generative AI health care solutions aimed at revolutionizing health care operations, and enhancing the member experience.

Essential Job Duties

• Extracts meaningful insights from complex datasets, identifies patterns, and interprets data to inform strategic decision-making.
• Designs, develops, and trains machine learning models using a variety of algorithms and techniques, including supervised and unsupervised learning, deep learning, and reinforcement learning.
• Develops and implements agentic workflows that utilize AI agents for autonomous task execution, enhancing operational efficiency and decision-making capabilities.
• Employs retrieval-augmented generation (RAG) patterns to improve the performance of language models - ensuring they can access and utilize external knowledge effectively to enhance their outputs.
• Fine-tunes pre-trained models for adaptation to specific tasks or datasets - ensuring optimal performance and relevance in various applications.
• Prepares data for analysis by performing data cleaning, handling missing values, and removing outliers to ensure high-quality inputs for modeling.
• Deploys AI models into production environments, monitors performance, and adjusts as necessary to maintain accuracy and effectiveness.
• Collaborates closely with cross-functional teams, including software engineers, product managers, and business analysts, to integrate AI solutions into existing systems and processes.
• Stays current with the latest advancements in AI and machine learning and apply insights to improve existing models and develop new methodologies.
• Creates comprehensive documentation of models, methodologies, and results; communicates findings clearly to non-technical stakeholders.
• Partners closely with business and other technology teams to build machine learning (ML) models to improve Star ratings, reduce care gaps and support other business objectives.
• Presents complex analytical information to all level of audiences in a clear and concise manner; collaborates with analytics team and assigns and manages delivery of analytical projects as appropriate.
• Identifies data solutions and technology enabled solution opportunities, and facilitates referrals to appropriate team members in building out payment integrity solutions.
• Leverages a broad range of tools and techniques to extract insights from current industry or sector trends.
• Provides training and support to new and existing data scientist team members.

Required Qualifications

• At least 6 years of experience as a data scientist, preferably in a health care environment, or equivalent combination of relevant education and experience.
• Bachelor's degree in IT, computer science, statistics, business, health care, engineering, etc.
• Knowledge of big data technologies (e.g., Hadoop, Spark).
• Strong programming skills in languages such as Python and R, and experience with machine learning frameworks like TensorFlow, Keras, or PyTorch.
• Excellent understanding of statistical methods and machine learning algorithms, including k-NN, Naive Bayes, SVM, and neural networks.
• Familiarity with designing and implementing agentic workflows that leverage AI agents for autonomous operations.
• Knowledge of retrieval-augmented generation (RAG) techniques and their application in enhancing AI model outputs.
• Proven experience in fine-tuning models for specific tasks, ensuring they meet the required performance metrics.
• Proficiency in data visualization tools (e.g., Tableau, Power BI) to present complex data insights effectively.
• Experience with SQL and NoSQL databases, data warehousing, and extract, transform, and load (ETL) processes.
• Strong analytical and problem-solving abilities, with a focus on developing innovative solutions to complex challenges.
• Critical-thinking and problem-solving skills.
• Ability to meet delivery deadlines.
• Strong time-management and organizational skills.
• Ability to collaborate cross-functionally in a highly matrixed organization.
• Effective verbal and written communication skills.
• Experience with Microsoft Project/Jira, Microsoft O365 Cloud (Exchange, Skype, SharePoint, OneDrive, OneNote), Microsoft Office/Office ProPlus (Excel, Word, PowerPoint, Outlook, Teams), Power BI, and applicable software programs proficiency.

Preferred Qualifications

• Experience with cloud platforms (e.g., Databricks, Snowflake, Azure AI Studio etc.) for working with AI workflows and deploying models.
• Familiarity with natural language processing (NLP) and computer vision techniques.

Molina Healthcare offers a competitive benefits and compensation package. Molina Healthcare is an Equal Opportunity Employer (EOE) M/F/D/V