Senior AI/ML Engineer

Job ID: 97448176256Posted: 2026-09-12Location: Minnetonka, Minnesota, United StatesSalary: $120,100 - $214,500/yearJob Area: TechnologyCompany: UnitedHealth GroupOptum 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. In support of AI 10.0 Scaling and leveraging AI to apply processing rules directly from source documentation via enterprise assets, we're adding resources to our Claim Edit Hub team. This team will work to derive rules/edits directly from source documents (i.e. Policies) and expose them via Agentic workflow to make them accessible in a real time manner. This will also support our "shift left" strategy to enable claim edits/rules to be executed on Trial Claims to provide transparent cost estimates to Providers and Members.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:AI & ComplianceBuilding & Productionizing AI Systems (agentic services, APIs/SDKs, RAG/CAG, E2E pipelines)Ensure Model Quality, Evaluation, Security & SafetyImplement Observability, Operations excellenceDrive Architecture, Governance & Engineering StandardsCross Functional Leadership & CollaborationYou'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:Bachelor of Science in computer science or related quantitative field3+ years in Programming & PackagingPython (typing, pytest, packaging), SQL; shell for automation2+ years in Observability & MonitoringSLOs for latency/cost/error; drift/skew detection2+ years in Model Registry, Experiment Tracking & A/BModel registry (eg, Vertex AI Model Registry/MLflow); experiment tracking; canary/A B rollout2+ years in Responsible AI & ComplianceExplainability/fairness testing; PHI/PII handling; model cards; AIRB/RAI artifacts and audit ready evidence1+ years in GenAI & AgentsLLM evaluation methods; RAG pipelines; prompt/route registries; LangChain style orchestration1+ years in Serving & InferenceBatch/online endpoints, autoscaling; versioning and rollback strategies1+ years in Cloud PlatformsPublic Cloud (Vertex AI, GPUs/TPUs), AWS/Azure AI servicesPreferred Qualifications:Experience developing and deploying applications on AWSExperience modernizing legacy systems using AI enabled microservicesSolid understanding of security, IAM, data protection, logging, monitoring, performance tuning, disaster recovery, and production operations*All employees working remotely will be required to adhere to UnitedHealth Group's Telecommuter PolicyPay is based on several factors including but not limited to local labor markets, education, work experience, certifications, etc. In addition to your salary, we offer benefits such as, a comprehensive benefits package, incentive and recognition programs, equity stock purchase and 401k contribution (all benefits are subject to eligibility requirements). No matter where or when you begin a career with us, you'll find a far-reaching choice of benefits and incentives. The salary for this role will range from $120,100 - $214,500 annually based on full-time employment. We comply with all minimum wage laws as applicable.Application Deadline: This will be posted for a minimum of 2 business days or until a sufficient candidate pool has been collected. Job posting may come down early due to volume of applicants.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. UnitedHealth Group is an Equal Employment Opportunity employer under applicable law and qualified applicants will receive consideration for employment without regard to race, national origin, religion, age, color, sex, sexual orientation, gender identity, disability, or protected veteran status, or any other characteristic protected by local, state, or federal laws, rules, or regulations.UnitedHealth Group is a drug - free workplace. Candidates are required to pass a drug test before beginning employment. #OptumTechPJ