Principal Site Reliability 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:

• Provide operational support for critical business applications and infrastructure
• Lead and participate in P1/P2 incident management activities, ensuring timely resolution and stakeholder communication
• Troubleshoot complex production issues and coordinate with cross-functional teams to restore services
• Ensure all incidents and service requests are resolved within defined SLA and SLO targets
• Contribute to and continuously improve SRE practices, operational excellence, and service reliability
• Drive root cause analysis (RCA) and implement preventive measures to avoid recurring incidents
• Manage incident backlog and prioritize remediation activities
• Develop and maintain monitoring, alerting, observability, and dashboard solutions
• Implement automation solutions for operational tasks, deployments, monitoring, and compliance activities
• Design, develop, and deploy AI-powered solutions to address complex business challenges at enterprise scale
• Leverage AI and automation technologies to improve incident detection, operational efficiency, and decision-making
• Explore innovative solutions to enhance reliability engineering practices and operational workflows
• Participate in on-call rotations and provide support during critical incidents and major events
• Identify opportunities to reduce toil through automation and process improvements
• Support disaster recovery (DR), high availability (HA), and business continuity initiatives
• Leverage AI and automation technologies to improve incident detection, operational efficiency, and decision-making
• Mentor junior engineers and promote a culture of continuous learning and operational excellence
• Be available and responsive during critical business events, production issues, and escalations
• Comply with all applicable Company policies, procedures, and business directives, changes including those relating to work location, team assignments, work schedules, and flexible work arrangements

Required Qualifications:

• Hands-on experience with Terraform, GitHub Actions, CI/CD pipelines, and Infrastructure as Code
• Experience with cloud platforms (Azure, AWS)
• Experience with monitoring and observability tools such as Splunk, Datadog, Grafana, or similar
• Proven experience handling critical P1/P2 incidents in large-scale enterprise environments
• Solid experience in Site Reliability Engineering, Production Support, or Operations Engineering
• Solid understanding of SLA, SLO, SLI, and incident management processes
• Solid scripting and automation skills using Python, PowerShell, or similar languages
• Proven excellent communication, problem-solving, and stakeholder management skills

Preferred Qualifications:

• SRE, Cloud, Kubernetes, or DevOps certifications 
• Experience in healthcare or other highly regulated industries
• Experience supporting large-scale distributed systems and microservices architectures
• Knowledge of Kubernetes, container platforms, and cloud-native architectures 
• Exposure to AI/ML technologies and operational AI solutions

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.

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