Associate AI/ML Engineer

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're looking for a hands-on AI/ML Engineer to design, develop, deploy, and support machine learning solutions that drive business outcomes and intelligent decision-making. This role focuses on building scalable AI/ML capabilities, operationalizing models, and supporting the end-to-end machine learning lifecycle.

The ideal candidate possesses solid machine learning engineering fundamentals, software engineering skills, and experience working with modern AI platforms. You will partner with data scientists, senior AI engineers, data engineers, and platform teams to develop, deploy, monitor, and continuously improve AI solutions in production environments.

Primary Responsibilities:

• Machine Learning Development
  • Design, develop, train, evaluate, and deploy machine learning models supporting:
    • Predictive analytics
    • Forecasting
    • Recommendation systems
    • Classification and regression
    • Anomaly detection
  • Translate business requirements into scalable AI/ML solutions
  • Apply machine learning, statistical modeling, and data science techniques to solve business problems
  • Perform exploratory data analysis (EDA), feature engineering, data preparation, and model experimentation
  • Work with structured, semi-structured, and unstructured datasets
• AI/ML Engineering & Model Lifecycle
  • Build and maintain machine learning pipelines supporting:
    • Data ingestion
    • Feature engineering
    • Model training
    • Model validation
    • Model deployment
    • Monitoring and retraining
  • Implement model evaluation, benchmarking, and performance measurement processes
  • Support model optimization and hyperparameter tuning activities
  • Contribute to repeatable and scalable AI engineering practices
• MLOps & Production Deployment
  • Deploy machine learning models using APIs, containerized services, and cloud-native platforms
  • Contribute to reusable AI components, frameworks, and engineering assets
• Monitoring & Operational Excellence
  • Monitor deployed models for:
    • Accuracy
    • Drift
    • Latency
    • Reliability
    • Operational health
  • Support implementation of observability capabilities including monitoring, logging, alerting, and performance reporting
  • Participate in troubleshooting, root cause analysis, and production support activities
  • Help ensure AI solutions meet enterprise standards for reliability and operational excellence
• Data Engineering & AI Integration
  • Collaborate with data engineering teams to develop scalable data pipelines and feature engineering workflows
  • Integrate AI and machine learning capabilities into enterprise applications, APIs, and business processes
  • Support development of reusable features and AI services for enterprise consumption
• Responsible AI & Governance
  • Follow Responsible AI practices related to explainability, fairness, transparency, and governance
  • Support model validation, auditability, and compliance activities
  • Adhere to organizational security, privacy, and governance standards
• Emerging AI Technologies
  • Explore emerging AI, Generative AI, and Agentic AI technologies and contribute to innovation initiatives
  • Support implementation of AI capabilities including:
    • Large Language Models (LLMs)
    • Retrieval-Augmented Generation (RAG)
    • Embeddings
    • Semantic Search
  • Contribute to engineering best practices and continuous improvement initiatives
• 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