
Principal Engineer, Core Infrastructure
Required skills
- distributed systems
- scalability
- elasticity
- high-throughput
- hyper-scale
- fault-tolerant
- in-service-upgradable
- redundancy
- replication
- failover
Nice to have
- AI
- cloud solutions
Role summary
Oracle is seeking a Principal Engineer for Core Infrastructure to lead development and architect scalable, elastic distributed systems. This role involves defining and enforcing scalability requirements, optimizing code and data paths for high-throughput, hyper-scale workloads, and leveraging data plane platforms. The engineer will design fault-tolerant, in-service-upgradable systems, implement robust security controls, and develop IaC and automation. Responsibilities include establishing KPIs, building telemetry, designing complex validation, and proactively resolving production issues while mentoring peers and ensuring operational readiness. The company emphasizes AI and cloud solutions, with a commitment to diversity and inclusion.
Leads development and begins architecting components of scalable, elastic distributed systems. Defines and enforces scalability requirements for owned components; optimizes code and data paths for high‑throughput, hyper‑scale workloads; and leverages data plane platforms for large‑scale retrieval, storage, and processing. Designs fault‑tolerant, in‑service‑upgradable systems using redundancy, replication, failover, and policies for partitions, applying load‑shedding, throttling, and rate‑limiting to handle network unreliability while meeting SLOs. Establishes KPIs and telemetry; builds proactive dashboards and alerts; and designs complex validation (fault injection, brownouts), replication, and synchronization for correctness and durability. Proactively diagnoses and resolves production issues, mentors peers, and ensures operational readiness. Implements robust security controls, executes remediation, maintains compliance documentation, and develops IaC and automation that enable safe patching, updates, and rollbacks within change‑management plans.
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 accommodation-request_mb@oracle.com or by calling 1-888-404-2494 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.
Sample Oracle interview questions
- 1
Design a typeahead box for a search engine
system designmedium - 2
Design a distributed key-value store.
system designmedium
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