Lead Principal Core Infrastructure Engineer

Oracle Cloud Infrastructure (OCI) Networking is the foundation that enables customers to run mission-critical workloads at global cloud scale.We're rearchitecting OCI's network control and management systems from the ground up to support the next generation of networking services. This is a unique opportunity to influence the architecture of one of the world's largest cloud networking platforms. We're looking for engineers with strong computer science fundamentals, a deep understanding of control and management plane architecture, and a passion for building large-scale distributed systems to join our technical leadership team.Our team develops the core infrastructure that powers OCI Networking's control and management services, solving complex challenges in network configuration management at cloud scale. You'll collaborate across OCI Networking and Infrastructure teams to shape the future of OCI Networking.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 View email address on us.fitly.work or by calling View phone number on us.fitly.work 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.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: $135,200 to $306,400 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: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 - IC5ResponsibilitiesAs a Lead Principal Core Infrastructure Software Engineer, you will:Lead the architecture, design, implementation, and evolution of highly scalable distributed systems that power OCI Networking.Drive the technical direction of critical control and management services supporting network configuration management and propagation to network dataplanes.Partner across OCI organizations to build reliable, scalable, and operable cloud infrastructure.Mentor engineers, influence architectural decisions, and raise the engineering bar through technical leadership, design reviews, and operational excellence.You should value simplicity and scale, thrive in a collaborative environment, and enjoy solving challenging distributed systems problems.Requirements10+ years of experience designing and building large-scale distributed systems, cloud infrastructure, networking software, or systems software.Strong computer science fundamentals, including algorithms, data structures, concurrency, distributed systems, and software design.Strong familiarity with network configuration management is highly desirable.Experience building and operating modern CI/CD pipelines, release automation, and deployment workflows for large-scale distributed systems.Experience designing, building, and operating highly available, production-grade distributed services at scale.Demonstrated technical leadership, including driving architecture, mentoring engineers, and leading cross-team technical initiatives.BS or MS in Computer Science, Engineering, or a related technical field, or equivalent practical experience.Full timePosting Date: 2026-08-25