Principal AI/ML Platform Engineer - Remote

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Описание

Requisition Number: 2386255 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. As a Principal AI/ML Platform Engineer on the UnitedHealth Group (UHG) enterprise team, you will serve as the AI Architect across IaaS and PaaS environments, owning the technical direction, reference architecture, and long-term evolution of our multi-tenant AI compute platform end to end. Our team builds and maintains an advanced compute estate spanning on-premises bare-metal Red Hat OpenShift AI clusters equipped with high-performance NVIDIA GPUs and InfiniBand/RoCE training fabrics, alongside public-cloud managed AI services including Azure AI Foundry, AWS Bedrock, and GCP Vertex AI. In this role, you will define architecture standards, optimize high-throughput model training and inference pipelines, establish cost and utilization economics, and enforce strict HIPAA, security, and data-governance standards for regulated healthcare workloads. S. as you take on some tough challenges. C. area, you will be required to work in the office a minimum of four days per week. Primary Responsibilities Own the end-to-end reference architecture for multi-tenant AI compute platforms across hybrid on-premises bare-metal OpenShift AI clusters and public-cloud managed AI platforms (Azure AI Foundry, AWS Bedrock, GCP Vertex AI) Set network, latency, and topology standards for distributed training (NVLink, InfiniBand, RoCEv2, GPUDirect RDMA, NCCL), ensuring interconnect boundaries are strictly maintained Establish cluster governance, GitOps workflows (Argo CD), RHACM policies, and automated lifecycle management for bare-metal accelerated compute nodes Design cost and utilization models including capex amortization, accelerator-sharing strategies (MIG/time-slicing), and cost-per-token/training-run math to inform accelerator procurement roadmaps Standardize model-serving platforms (vLLM, KServe) and inference gateways, setting quantization policies, provenance review gates, and intelligent model routing rules Define workload placement frameworks to determine self-hosted versus managed cloud deployment based on data residency, latency, cost, and compliance requirements Design and enforce identity, access, and security controls for AI workloads and autonomous agents, including least-privilege RBAC, Vault secret management, short-lived credentials, and mTLS Establish enterprise Service Level Objectives (SLOs), disaster recovery plans, and upgrade strategies for OpenShift, OpenShift AI, GPU operators, drivers, and firmware Partner with cross-functional AI teams, LLM gateway engineers, privacy, and security stakeholders to ensure seamless integration and HIPAA compliance 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 , Azure AI Foundry, AWS Bedrock, or GCP Vertex AI) 3+ years of experience with HPC/AI networking technologies, including InfiniBand or RoCEv2, GPUDirect RDMA, and NCCL collective communication limits 3+ years of experience managing multi-cluster fleets using RHACM (or equivalent) and GitOps tooling (Argo CD or Flux) 3+ years of experience implementing enterprise security and IAM controls for software workloads (RBAC, OIDC/OAuth, Vault secrets management, mTLS) Preferred , Red Hat Certified Architect / RHCA) or open-source contributions to CNCF, OpenShift, or AI infrastructure projects Experience operating AI/ML platforms within regulated healthcare environments under HIPAA and UHG data privacy controls *All employees working remotely will be required to adhere to UnitedHealth Group's Telecommuter Policy. Pay 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 $164,600 - $282,200 annually based on full-time employment. We comply with all minimum wage laws as applicable. Application Dea

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