Lead 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.

Primary Responsibilities:

Lead the design and delivery of conversational AI and voice solutions using Google Dialogflow across platforms like Genesys and AWS Connect

Build and optimize voice bots and virtual agents, ensuring high-quality NLU, speech processing, and seamless human handoffs

Develop and enhance AI/ML models and LLM-based capabilities, including use of Gemini Enterprise CX (GECX) for advanced conversational intelligence

Implement real-time communication solutions using LiveKit for streaming voice interactions

Integrate AI systems with backend services, APIs, and enterprise platforms (CRM, data systems)

Establish scalable architectures, DevOps/MLOps practices, and performance monitoring frameworks

Lead technical teams, drive best practices, and collaborate with stakeholders to deliver improved customer experiences

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

Required Qualifications:

Bachelor's or Master's in Computer Science or related field

5+ years in software architecture or AI/ML, including 2 with Google Cloud Platform

Experience with Google DialogFlow, ADK, Vertex AI, and LLMs

Proficient in Python, Java, or Go

Preferred Qualifications:

Google Cloud certification

Experience with generative AI and prompt engineering

At UnitedHealth Group, our mission is to help people live healthier lives and make the health system work better for everyone. We believe everyone-of every race, gender, sexuality, age, location and income-deserves the opportunity to live their healthiest life. Today, however, there are still far too many barriers to good health which are disproportionately experienced by people of color, historically marginalized groups and those with lower incomes. We are committed to mitigating our impact on the environment and enabling and delivering equitable care that addresses health disparities and improves health outcomes - an enterprise priority reflected in our mission.