We are looking for an experienced Senior Site Reliability Engineer to join our team and drive the reliability and functionality of our critical infrastructure and applications. In this role, you will be a key contributor, taking ownership of designing and architecting solutions that meet our high reliability standards. Your expertise will be instrumental in ensuring uninterrupted service and optimizing system performance. You will collaborate closely with a diverse team of engineers and play a vital role in the success of our department. Key ResponsibilitiesDesign and architect reliable, secure, and maintainable infrastructure and services. Take proactive steps to ensure solutions meet agreed requirements for reliability and functionality.Identify operational risks, dependencies, performance issues, and potential failure points before they affect service.Translate business and application requirements into practical technical solutions.Install, configure, deploy, and validate applications across Windows Server and Linux environments.Perform structured builds and deployments using runbooks, scripts, readiness checks, and post-build validation.Troubleshoot operating system, service, application, installation, patching, permissions, certificate, and connectivity issues.Monitor system performance and implement improvements to availability, reliability, and operational efficiency.Develop and maintain scripts and automation that reduce manual effort and improve consistency.Plan and execute operating system, middleware, and application patching using established change-control and rollback procedures.Lead or support incident investigations, root cause analyses, and corrective actions.Support vulnerability remediation, system hardening, STIG compliance, and other security-driven changes.Maintain accurate runbooks, deployment procedures, troubleshooting guides, and operational records.Provide technical guidance and mentorship to junior engineers.Communicate status, risks, blockers, and escalation details clearly to stakeholders.Core QualificationsSenior-level experience in site reliability engineering, systems engineering, infrastructure operations, application hosting, or production support.Hands-on administration of Windows Server and/or Linux systems.Experience installing, configuring, validating, and troubleshooting applications in deployed environments.Experience performing manual or semi-automated builds and deployments using runbooks and scripts.Strong troubleshooting skills across operating systems, services, applications, logs, permissions, and configurations.Working experience with one or more scripting or automation tools, including PowerShell, Bash, Python, Ansible, or Chef.Experience applying operating system, middleware, and application patches and resolving patch-related failures.Understanding of maintenance windows, change control, rollback planning, and post-change validation.Familiarity with Oracle Cloud Infrastructure or another major cloud platform, including compute, storage, networking, identity, and provisioning concepts.Working knowledge of DNS, firewalls, routing, load balancers, ports, and certificates, with the ability to use standard connectivity-diagnostic tools.Familiarity with vulnerability remediation, system hardening, STIGs, or compliance-driven configuration.Strong documentation skills and experience working in ticketing, incident-management, or change-management systems.Clear written and verbal communication skills with the ability to work across technical and client-facing teams.Preferred QualificationsExperience supporting federal clients, government-hosted systems, or other regulated environments.Knowledge of cybersecurity workflows, STIG implementation, or federal compliance requirements.Experience with Citrix technologies.Legacy infrastructure or application-support experience.Millennium or Cerner application knowledge.Experience with infrastructure-as-code or configuration-management tools.Production support, incident response, or SRE operational experience.Knowledge of monitoring, alerting, centralized logging, observability, and reliability practices. Disclaimer:Certain U.S. based or U.S. customer or client-facing roles may be required to comply with applicable requirements, such as immunization/occupational health mandates, and/or drug testing requirements.Range and benefit information provided in this posting are specific to the stated locations onlyUS: Hiring Range in USD from: $81,100 to $187,000 per annum. May be eligible for bonus and equity.Oracle maintains broad salary ranges for its roles in order to account for variations in knowledge, skills, experience, market conditions and locations, as well as reflect Oracle's differing products, industries and lines of business.Candidates are typically placed into the range based on the preceding factors as well as internal peer equity.Oracle US offers a comprehensive benefits package which includes the following:1. Medical, dental, and vision insurance, including expert medical opinion2. Short term disability and long term disability3. Life insurance and AD&D4. Supplemental life insurance (Employee/Spouse/Child)5. Health care and dependent care Flexible Spending Accounts6. Pre-tax commuter and parking benefits7. 401(k) Savings and Investment Plan with company match8. Paid time off: Flexible Vacation is provided to all eligible employees assigned to a salaried (non-overtime eligible) position. Accrued Vacation is provided to all other employees eligible for vacation benefits. For employees working at least 35 hours per week, the vacation accrual rate is 13 days annually for the first three years of employment and 18 days annually for subsequent years of employment. Vacation accrual is prorated for employees working between 20 and 34 hours per week. Employees working fewer than 20 hours per week are not eligible for vacation.9. 11 paid holidays10. Paid sick leave: 72 hours of paid sick leave upon date of hire. Refreshes each calendar year. Unused balance will carry over each year up to a maximum cap of 112 hours.11. Paid parental leave12. Adoption assistance13. Employee Stock Purchase Plan14. Financial planning and group legal15. Voluntary benefits including auto, homeowner and pet insuranceThe role will generally accept applications for at least three calendar days from the posting date or as long as the job remains posted.Career Level - IC3