At Oracle Cloud Infrastructure (OCI), we build the future of the cloud for Enterprises as a diverse team of fellow creators and inventors. We act with the speed and attitude of a start-up, with the scale and customer-focus of the leading enterprise software company in the world. Values are OCI’s foundation and how we deliver excellence. We strive for equity, inclusion, and respect for all. We are committed to the greater good in our products and our actions. We are constantly learning and taking opportunities to grow our careers and ourselves. We challenge each other to stretch beyond our past to build our future. You are the builder here. You will be part of a team of really smart, motivated, and diverse people and given the autonomy and support to do your best work. It is a dynamic and flexible workplace where you’ll belong and be encouraged. Site Reliability Developer Oracle Cloud Infrastructure (OCI) - OCI National Security Regions Reston, VA/ Seattle, WA/ Austin, TX https://www.oracle.com/cloud/ OCI National Security Region Networking team is looking for a Senior Site Reliability Engineer . As a Site Reliability Engineer, you will solve interesting technical challenges by defining, designing, deploying, and troubleshooting key Network Automation services focusing on scalability, security, and performance. The role involves software engineering, systems engineering, automation, network operations, and DevOps. You should be comfortable at building complex distributed systems. You will incorporate the ethos of software engineering and apply it to large-scale operational problems. Your primary goals are to create highly reliable and services, platforms, and infrastructure, always thinking about reliability, security, and ultra-scalable software systems to manage operations. When not working on operations, you will be working on software engineering tasks such as design and development of systems that increase reliability, scalability, and reduce operational overhead through automation. You should value simplicity and scale, work comfortably in a collaborative, agile environment, and be excited to learn. A great software engineer will make all the difference for delivering quality solutions to our customers. Are you passionate about designing, developing, testing and delivering cloud services? Do you thrive in a fast-paced environment, and want to be an integral part of a truly great team? Come join us! As a Senior Site Reliability Engineer , you will be responsible for: System Design and Operation: Design and manage distributed Unix-based systems, particularly Oracle Linux. Implement auto-scaling and self-healing infrastructure to ensure uptime and durability. Tune system internals, including kernel parameters, networking, and filesystems, for high performance. Maintain timely OS patching and compliance posture across environments. Integrate systems with enterprise identity services such as Active Directory, LDAP, and Kerberos. Automation and Infrastructure as Code: Develop and maintain infrastructure automation using Ansible and Terraform. Automate deployment pipelines, service configurations, and patch management. Develop scripts and services in Python and Bash to enhance infrastructure delivery workflows. Extend APIs and platform automation to drive efficiency and repeatability. Observability and Incident Response: Develop observability stacks using tools like Prometheus, Grafana, and other open-source telemetry tools. Create dashboards and SLO/SLI-based alerts for real-time monitoring of production systems. Participate in a global 24/7 on-call rotation, leading responses for high-severity incidents. Conduct post-incident analysis (RCA) and drive remediations that improve long-term reliability. Collaboration and Standards: Partner with development teams to embed reliability in deployment pipelines. Help define system architecture standards and maintain robust platform documentation. Mentor engineers in Unix performance, observability, and debugging practices. Champion a culture of automation, resilience, and continuous improvement.