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 inclusion, talented peers, comprehensive benefits and career development opportunities. Come make an impact on the communities we serve as you help us advance health optimization on a global scale. Join us to start Caring. Connecting. Growing together.
We are seeking an experienced and highly skilled Principal Data Scientist to join our team as an AI Builder. The ideal candidate will have a strong background in data science, machine learning, and AI, with a proven track record of developing and deploying advanced AI models to solve complex healthcare challenges. This role requires leadership, innovation, and the ability to drive AI initiatives from concept to production.
Key Responsibilities :
- Lead and conduct advanced research in AI / ML to drive innovation in healthcare.
- Design, develop, and implement machine learning models and algorithms to solve complex healthcare problems.
- Lead the delivery of high-impact analytics solutions, integrating advanced AI and Generative AI components to support business use cases within the Analytics group
- Design and manage development of modular, reusable, and maintainable software supporting the Quality organization and strategic analytics initiatives
- Maintain hands-on involvement in solution development, ensuring rapid response to bugs and security vulnerabilities across owned code repositories
- Apply and promote software engineering best practices, fostering technical excellence across the engineering community
- Collaborate extensively with teams across Security, Compliance, Engineering, Product Management, Service Management, and Business Operations to ensure alignment and successful execution
- Comply with the terms and conditions of the employment contract, company policies and procedures, and any and all directives (such as, but not limited to, transfer and / or re-assignment to different work locations, change in teams and / or work shifts, policies in regards to flexibility of work benefits and / or work environment, alternative work arrangements, and other decisions that may arise due to the changing business environment).
- The Company may adopt, vary or rescind these policies and directives in its absolute discretion and without any limitation (implied or otherwise) on its ability to do so
Key Skills :
Expert-level Python for production systems.In-depth knowledge of LLM vulnerabilities and implementation of guardrails.Proven experience working with AWS SageMaker for model development, deployment, and monitoring.Deploy applications in orchestrated environments like Kubernetes (AKS) using Docker.Apply explainable AI (AXI) tools such as LIME and SHAP to ensure transparency and interpretability of AI models.Apply deep learning algorithm techniques, open-source tools, and technologies.Implement classical machine learning algorithms such as Logistic Regression, Decision Trees, Clustering (K-means, Hierarchical, and Self-organizing Maps), TSNE, PCA, Bayesian models, Time Series ARIMA / ARMA, and Recommender Systems.Develop deep learning algorithms like Random Forest, GBM, KNN, SVM, Bayesian, Text Mining techniques, Multilayer Perceptron, Neural Networks (Feedforward, CNN, LSTMs, GRUs).(ref : hirist.tech)