Site Reliability Engineer; SRE

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, and data they need to feel their best. Here, you will find a culture guided by diversity and inclusion, talented peers, comprehensive benefits, and career development opportunities.

Come make an impact on the communities we serve as you help us advance health equity on a global scale. Join us to start

Caring. Connecting. Growing together.

We are looking for a highly skilled Site Reliability Engineer (SRE) with strong expertise in Dev Ops, Observability, Infrastructure as Code (IaC), Cloud Engineering, and Platform Reliability. This role requires deep hands‑on experience in building resilient, scalable, and highly available cloud‑native platforms while driving automation, monitoring, security, and operational excellence across enterprise applications. You'll enjoy the flexibility to telecommute
* from anywhere within the U.S. as you take on some tough challenges.

• Build, operate, and support IaaS and PaaS infrastructure in Azure and AWS
• Partner with development teams to help define, track, and report on SLIs, SLOs, and SLAs
• Contribute to the development and support of platform services, including provisioning, configuration, deployment, and day‑to‑day operations
• Implement and support cloud‑native deployments on Azure, including AKS (Azure Kubernetes Service), Azure Container Registry (ACR), Application Gateway, Azure Front Door (AFD), Traffic Manager (ATM), and Key Vault
• Integrate applications and platforms with centralized logging, monitoring, metrics, and incident management systems
• Configure and maintain observability tools (dashboards, APMs, alerts) to help engineering teams safely operate applications in production
• Design, develop, and deploy AI‑powered solutions and automation to address complex reliability challenges with emphasis on responsible technology use
• Leverage enterprise‑approved AI tools to streamline operational workflows, automate tasks, and drive continuous improvement
• Evaluate emerging technology trends to inform solution design, platform resilience, and strategic innovation
• Participate in an on‑call rotation to support software and cloud infrastructure, following documented runbooks and escalation paths
• Support root cause analysis efforts and assist with remediation by implementing automation, monitoring improvements, and reliability fixes
• Maintain and enhance operational tooling, scripts, and frameworks used for platform and service support
• Partner closely with development, cloud, security, and networking teams to troubleshoot performance bottlenecks, infrastructure incidents, network routing issues, ingress/egress connectivity problems, and firewall/WAF/Application Gateway issues
• Configure and tune alerts related to performance, availability, cost, security, and compliance signals
• Follow and help improve operational processes, contributing automation to reduce manual and repetitive support activities

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

• 3+ years of hands‑on experience supporting Kubernetes (managed or bare metal) clusters in production environments
• 3+ years of experience with monitoring and observability tools (e.g., Azure Monitor, Splunk, Dynatrace, Grafana, Prometheus)
• 3+ years of experience with Microsoft Azure, including AKS, ACR, Virtual Networks (VNets), Subnets, NSGs, Load…