Principal Site Reliability Engineer

Oracle is hiring a Principal Site Reliability Engineer to establish reliability standards and guide technical decisions across infrastructure and application environments. The role combines architecture and hands-on production operations, including troubleshooting, incident response, automation, deployment, and security improvements.

Responsibilities:

• The successful candidate will serve as a senior technical authority, establish reliability standards, guide complex technical decisions, and lead improvements that reduce operational risk and manual effort. This individual must be comfortable moving between architecture and hands-on execution, including accessing deployed hosts, troubleshooting failed services, reviewing logs, correcting configurations, and validating production changes
• 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
• Design and architect reliable, secure, scalable, and maintainable infrastructure and services. Take proactive steps to ensure solutions meet defined reliability and functionality requirements
• Establish technical direction, engineering standards, and operational best practices across complex infrastructure and application environments
• Identify system dependencies, operational risks, capacity constraints, performance issues, and potential failure points before they affect service
• Translate business, client, security, and application requirements into practical infrastructure and reliability solutions
• Lead the installation, configuration, deployment, and validation of applications across Windows Server and Linux environments
• Oversee structured builds and deployments using runbooks, scripts, readiness assessments, change controls, and post-deployment validation
• Troubleshoot complex operating system, service, application, installation, patching, permissions, certificate, and connectivity issues
• Define and improve monitoring, alerting, logging, observability, capacity planning, and service-health practices
• Develop and promote automation that reduces manual effort, improves consistency, and lowers operational risk
• Own the administration, governance, and continuous improvement of an enterprise infrastructure automation platform, including maintaining automation standards, enabling engineering teams, and driving adoption of scalable, repeatable infrastructure management practices
• Lead operating system, middleware, and application patching initiatives, including change planning, rollback preparation, execution, and validation
• Direct major incident response, root cause analysis, corrective-action planning, and prevention of recurring failures
• Partner with cybersecurity teams on vulnerability remediation, system hardening, STIG compliance, and other security-driven changes
• Evaluate emerging technologies and recommend solutions that improve reliability, resilience, security, and operational efficiency
• Create and maintain technical standards, architecture documentation, runbooks, deployment procedures, and troubleshooting guides
• Provide technical leadership, mentorship, and design guidance to engineers across multiple teams
• Communicate technical risks, dependencies, decisions, and recommendations clearly to leadership and stakeholders

Requirements:

• Applicants are required to read, write, and speak the following languages: English
• Extensive experience in site reliability engineering, systems engineering, infrastructure architecture, production operations, or application hosting
• Demonstrated ability to design and support highly available, resilient, and secure enterprise systems
• Experience leading complex technical initiatives across engineering, operations, security, networking, and application teams
• Ability to make sound architectural decisions, evaluate tradeoffs, and communicate recommendations to technical and nontechnical stakeholders
• Experience defining engineering standards, operational controls, and reliability practices
• Advanced, hands-on experience administering Windows Server and/or Linux systems
• Ability to access deployed hosts and perform post-deployment configuration, troubleshooting, and validation
• Experience installing, configuring, and validating applications in Windows Server and Linux environments
• Ability to resolve operating-system-level, service-level, and application-level issues
• Strong knowledge of system services, permissions, configuration files, logs, processes, and resource utilization
• Experience leading structured build and deployment activities using runbooks, deployment guides, scripts, and technical procedures
• Ability to execute and troubleshoot scripts, validate outputs, and resolve build or configuration issues
• Experience with build handoffs, environment-readiness assessments, deployment validation, and post-build verification
• Ability to identify process gaps, document exceptions, and improve deployment procedures
• Experience managing complex or high-risk production changes
• Ability to investigate complex service failures, installation errors, patching failures, application startup problems, permissions issues, and connectivity incidents
• Experience reviewing logs, event viewers, service status, configuration files, ports, certificates, and access controls
• Strong analytical and problem-solving skills, with the ability to isolate root causes and implement sustainable solutions
• Experience leading major incident response and coordinating technical teams during business-critical outages
• Ability to document symptoms, findings, impact, corrective actions, and recommended next steps clearly
• Extensive experience supporting production or other mission-critical environments
• Advanced hands-on experience with one or more of the following:
• PowerShell
• Bash
• Python
• Ansible
• Chef
• Candidates should be able to create, modify, validate, and troubleshoot scripts and automation workflows
• Experience identifying automation opportunities and establishing safe, repeatable operational processes is essential
• Experience planning and executing operating system, middleware, and application patching
• Ability to troubleshoot patch failures, compatibility issues, and post-patch application problems
• Strong understanding of maintenance windows, change control, rollback planning, risk assessment, and post-change validation
• Experience coordinating patching and remediation activities across application, infrastructure, cybersecurity, and client teams
• Strong understanding of cloud-hosted and hybrid infrastructure
• Experience with Oracle Cloud Infrastructure or another major cloud platform
• Knowledge of cloud compute, storage, networking, identity, access management, load balancing, and environment provisioning
• Experience designing or supporting reliable, secure, and scalable cloud environments
• Familiarity with infrastructure-as-code and configuration-management practices
• Working knowledge of DNS, firewalls, routing, load balancers, ports, certificates, and network communication between systems
• Ability to identify and isolate host, application, certificate, firewall, DNS, and routing-related issues
• Familiarity with standard connectivity and network diagnostic tools
• Experience with vulnerability remediation, system hardening, secure configuration, and compliance-driven infrastructure changes
• Familiarity with Security Technical Implementation Guides and federal cybersecurity requirements
• Ability to implement security remediation without disrupting application functionality or service availability
• Ability to create and maintain architecture documentation, operational standards, technical procedures, runbooks, and change records
• Strong attention to detail when documenting completed work, risks, exceptions, decisions, and validation results
• Experience working in ticketing, incident-management, problem-management, and change-management systems
• Excellent written and verbal communication skills
• Ability to present complex technical issues, risks, and recommendations to engineers, clients, and senior leadership
• Demonstrated ability to mentor engineers and influence technical direction across teams
• Experience administering or owning an enterprise automation platform for infrastructure management is strongly preferred
• Experience supporting federal, government-hosted, healthcare, or other regulated environments is highly valued
• Experience supporting Oracle Cloud Infrastructure environments
• Experience supporting Oracle Health, Millennium, or Cerner applications and related infrastructure
• Knowledge of federal cybersecurity workflows, STIG implementation, and compliance requirements
• Experience supporting federal clients or government-hosted environments
• Experience with Citrix technologies
• Experience supporting legacy infrastructure and business-critical legacy applications
• Advanced experience with infrastructure-as-code or configuration-management tools
• Experience with production support, incident command, problem management, and SRE operational practices
• Knowledge of service-level indicators, service-level objectives, error budgets, observability, and capacity planning
• Experience designing high-availability, disaster-recovery, backup, and service-continuity solutions
• Experience administering enterprise infrastructure automation or orchestration platforms and leading automation initiatives across engineering and operations teams