Principal Site Reliability Engineer

Location: United States

About the Opportunity
Help ensure healthcare professionals can reliably access the applications they depend on to deliver patient care.
Oracle Health is seeking a Principal Site Reliability Engineer to strengthen the reliability, performance, security, and scalability of our Citrix platform. The platform delivers access to Oracle Health Millennium and supporting applications used in clinical and business workflows.

In this hands-on role, you will own complex reliability initiatives from design through production operation. You will combine deep Citrix and Windows expertise with software engineering practices to automate operations, improve the user experience, and prevent recurring service failures. You will also guide technical decisions, mentor engineers, and partner across infrastructure, networking, identity, security, database, and application teams.

• Own service reliability. Drive improvements across the application-access journey, including authentication, application discovery, session launch, and in-session performance. Define service-level indicators and objectives that reflect customer experience.

• Engineer resilient Citrix services. Design, operate, and improve Citrix Virtual Apps and Desktops environments, including Delivery Controllers, StoreFront, Virtual Delivery Agents, Provisioning Services, and their supporting dependencies.

• Automate platform operations. Build maintainable PowerShell scripts and automation for provisioning, configuration, image management, patching, validation, and recovery. Reduce repetitive work through tested, repeatable workflows.

• Improve observability. Develop actionable monitoring, dashboards, synthetic checks, and alerts for application-launch success, logon performance, session-host registration, provisioning health, and capacity.

• Lead complex troubleshooting. Coordinate technical response to significant incidents, isolate failures across service dependencies, and drive root-cause analysis and corrective actions that reduce recurrence.

• Plan for growth and recovery. Assess concurrent-session demand, resource utilization, and capacity headroom. Validate high availability, failover, and disaster recovery through documented exercises.

• Deliver safe platform changes. Lead Citrix and Windows upgrades, image updates, and cloud migration work, including initiatives involving Oracle Cloud Infrastructure. Establish readiness criteria, deployment validation, and rollback procedures.

• Strengthen security and configuration practices. Partner with security and infrastructure teams on vulnerability remediation, certificate lifecycle management, access controls, configuration baselines, and drift detection.

• Provide technical leadership. Own substantial projects independently, explain architectural tradeoffs, review designs and automation, mentor engineers, and improve engineering practices across teams.

• Participate in the team’s production on-call rotation and planned maintenance activities, including work outside standard business hours when required.

Designs and architects infrastructure and service to ensure reliability and functionality. Forecasts demands and responds to capacity needs. Collaborates with software development teams to develop reliable and scalable infrastructures. Exercises judgment when performing data collection to maintain and optimize operations and reliability. Leverages advanced knowledge to perform incident response and/or maintenance tasks. Provides comprehensive health and performance reporting. Identifies and recommends opportunities for automation. Communicates comprehensive information about services and proactively anticipates and articulates the potential impact of changes. Provides comprehensive support for technology and documents incidents. Conducts advanced experiments with new tools and develops and maintains advanced knowledge of site reliability trends.

About Us

Only Oracle brings together the data, infrastructure, applications, and expertise to power everything from industry innovations to life-saving care. And with AI embedded across our products and services, we help customers turn that promise into a better future for all. Discover your potential at a company leading the way in AI and cloud solutions that impact billions of lives.

True innovation starts when everyone is empowered to contribute. That’s why we’re committed to growing a workforce that promotes opportunities for all with competitive benefits that support our people with flexible medical, life insurance, and retirement options. We also encourage employees to give back to their communities through our volunteer programs.

We’re committed to including people with disabilities at all stages of the employment process. If you require accessibility assistance or accommodation for a disability at any point, let us know by emailing accommodation-request_mb@oracle.com or by calling 1-888-404-2494 in the United States.

Oracle is an Equal Employment Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, national origin, sexual orientation, gender identity, disability and protected veterans’ status, or any other characteristic protected by law. Oracle will consider for employment qualified applicants with arrest and conviction records pursuant to applicable law.

Your work will help clinicians and healthcare staff access applications consistently, reduce disruption from platform changes, and accelerate recovery when problems occur. You will help the team build a platform that is easier to operate, easier to scale, and more resilient as Oracle Health infrastructure evolves.