AI/ML Engineer - Remote

About this role

Optum Tech is a global leader in health care innovation. Our teams develop cutting-edge solutions that help people live healthier lives and help make the health system work better for everyone. From advanced data analytics and AI to cybersecurity, we use innovative approaches to solve some of health care's most complex challenges. Your contributions here have the potential to change lives. Ready to build the next breakthrough? Join us to start Caring. Connecting. Growing together.

You'll enjoy the flexibility to work remotely\* from anywhere within the U.S. as you take on some tough challenges. For all hires in the Minneapolis or Washington, D.C. area, you will be required to work in the office a minimum of four days per week.

Primary Responsibilities:

• Design and build AI-powered features using NLP/LLMs and classical ML for provider chat and voice workflows
• Deliver end to end: data preparation, modeling/experimentation, evaluation, API integration, deployment, and monitoring in cloud environments
• Implement responsible AI guardrails (content safety, PHI/PII controls, prompt hygiene, evaluation suites) and collaborate with governance/review partners
• Develop and maintain web services and APIs that expose ML capabilities; write clear documentation and runbooks
• Apply MLOps practices (CI for ML, model registry, reproducible experiments) and contribute to on call/operational support with mentorship
• Collaborate with product, architecture, security, data, and platform teams to align with enterprise standards and deliver measurable outcomes
• Continuously improve code quality, test coverage, latency, reliability, and cost per inference

You'll be rewarded and recognized for your performance in an environment that will challenge you and give you clear direction on what it takes to succeed in your role as well as provide development for other roles you may be interested in.

Required Qualifications:

• 3+ years of total software engineering experience...