Senior Core Infrastructure Engineer- Linux Expertise Required

Oracle•Nashville, TN

15d•$79,200 - $209,500

About The Position

Oracle Cloud Infrastructure (OCI) AI Infrastructure builds a high-performance GPU platform for AI, machine learning, and high-performance computing workloads. The team develops architectural capabilities for GPU delivery, health monitoring, triage automation, and diagnostic services that support distributed workloads across thousands of GPUs, using technologies such as RoCE and InfiniBand. The role contributes to scalable, reliable, and available distributed systems, and includes operational troubleshooting, security and compliance work, automation, and collaboration across teams.

Requirements

Bachelor’s or master’s degree in computer science or a relevant technical field involving coding, or equivalent practical experience.
Deep understanding of operating systems, computer networks, and high-performance applications.
At least 4 years of experience delivering and operating large-scale production systems with 1,000 or more server instances.
Proficiency in at least one programming language: Java, Python, C, C++, Go, or shell scripting.
Strong background in Linux systems.

Nice To Haves

Familiarity with system-level architecture, data synchronization, fault tolerance, and state management.
Enterprise storage, networking, or computing experience.
Understanding of databases and SQL, including MySQL, and caching technologies such as Redis or Memcache.

Responsibilities

Implement and contribute to distributed-system components that support horizontal and vertical scaling, including distributed state management.
Optimize code and systems for large-scale data processing and implement scalability requirements for assigned components.
Review team members’ implementations and use data-plane platform components for large-scale data retrieval, storage, and processing.
Implement performance and load testing.
Build fault-tolerant components that support in-service updates through redundancy, replication, and automatic failover.
Apply recovery-oriented computing principles and implement retries, circuit breakers, and timeouts to handle service disruptions and network unreliability.
Implement tests and alarm configurations to detect and address issues proactively.
Draft and execute runbooks and operational procedures to support failure recovery.
Build and customize dashboards, telemetry, and alerting to monitor component health.
Design and implement feature requirements and tests, including fault-injection and brown-out scenarios.
Implement data replication and synchronization techniques to maintain integrity and availability.
Diagnose, debug, and resolve system-component issues; develop automation scripts and troubleshooting tools.
Participate in operational support rotations, incident response, and root-cause investigations.
Apply security measures such as encryption and access controls in multi-tenant environments, implement remediation plans, and help ensure compliance and current documentation.
Maintain automation scripts and tools, including infrastructure-as-code tools, and follow change-management plans for patching, updates, and rollbacks.
Track timelines, prioritize and adjust work as resources or timelines change, and complete work in alignment with project requirements.
Collaborate across teams, understand stakeholder and customer needs, and contribute to knowledge sharing and best practices.
Identify and address standard and non-standard issues, escalating complex issues as appropriate.
Build skills through continuous learning and recommend improvements to team processes, protocols, and workflows.