Principal Platform Software Engineer

Principal Platform Software EngineerThe Oracle Cloud Infrastructure (OCI) team offers the opportunity to build and operate massive-scale, integrated cloud services in a broadly distributed, multi-tenant cloud environment. OCI builds cloud products for customers who are solving some of the world's largest technical and business challenges.OCI Container Instances (CI) is OCI's managed serverless container offering. CI enables customers to deploy, operate and scale on OCI without the need for container orchestration, through seamless integration with OCI Compute, Networking, Storage, Identity, Security, Observability, and Developer services.We are seeking a Principal Platform Software Engineer (IC4) who enjoys building reliable software systems and solving challenging engineering problems at the intersection of Linux, virtualization and cloud computing. This role is ideal for engineers with strong software development and system administration fundamentals.As part of the CI team, you will design, develop, test, deploy and operate software that provisions, upgrades and manages containers across OCI regions. You will work on Linux virtualization, hypervisor development and imaging for containerized cloud workloads. The role requires strong expertise in QEMU/KVM, container runtimes, networking, storage, systemd, security and OS image creation. Engineers on this team have end-to-end ownership—from design and implementation through production operations—and contribute directly to the reliability, scalability, and customer experience of one of OCI's foundational cloud-native services.ResponsibilitiesAs a Principal Software Platform Engineer on the Container Instances (CI) team, you will:Contribute to the Container Instances Data Plane team, designing, building, and maintaining production-grade Linux hypervisor and guest operating system images used to run containerized workloads.Develop and maintain automated processes for creating, customizing, validating, and publishing Linux images in formats such as qcow2.Customize Linux operating systems at the kernel, systemd, networking, storage, security and package-management layers to meet platform requirements.Build and maintain RPM packages, software repositories, boot configurations and image composition workflows using DNF/YUM and, where applicable, OSTree-based technologies.Develop and maintain hypervisor and lifecycle-management components in Java, Go and shell scripting.Design and optimize virtualization solutions using QEMU/KVM and paravirtualized devices, including virtio-based networking and storage.Profile and improve the performance, reliability, boot time, resource utilization and scalability of virtualized Linux environments.Troubleshoot complex issues across the Linux kernel, virtualization stack, container runtimes, networking, storage and distributed cloud infrastructure.Design and execute functional, integration, performance, regression and security testing for Linux images and virtualization components.Build and enhance CI/CD pipelines that automate image creation, package integration, security validation, testing, release qualification and deployment.Monitor and remediate operating system vulnerabilities by integrating security patches, kernel updates, package updates, encryption and secure-bootstrapping practices into the image lifecycle.Integrate the data plane with OCI services and APIs for networking, storage, identity, telemetry and infrastructure lifecycle management.Automate infrastructure provisioning and validation using Terraform and other Infrastructure as Code practices.Coordinate the safe rollout of new Linux image releases across hundreds of hypervisors in multiple global regions, including staged deployment, compatibility validation, monitoring and rollback planning.Produce clear technical documentation, design proposals, operational procedures, and troubleshooting guides, and communicate architectural decisions and technical tradeoffs to engineering partners.QualificationsDisclaimer: 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.US: Hiring Range in USD from: $104,500 to $234,600 per annum. May be eligible for bonus, equity, and compensation deferral.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:Medical, dental, and vision insurance, including expert medical opinionShort term disability and long term disabilityLife insurance and AD&DSupplemental life insurance (Employee/Spouse/Child)Health care and dependent care Flexible Spending AccountsPre-tax commuter and parking benefits401(k) Savings and Investment Plan with company matchPaid 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.11 paid holidaysPaid 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.Paid parental leaveAdoption assistanceEmployee Stock Purchase PlanFinancial planning and group legalVoluntary 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 - IC4