Senior Core Infrastructure Engineer
Oracle · BENGALURU, KARNATAKA, India
About The Role
Designs, implements, and optimizes components in distributed systems with an emphasis on scalability, resiliency, and operability. Delivers features and load/performance tests; leverages data plane platforms and distributed state tools for high-volume retrieval, storage, and processing; and reviews peers’ implementations for scalability compliance. Builds fault-tolerant paths (redundancy, replication, automatic failover), applies recovery‑oriented principles, and implements retries, circuit breakers, and timeouts. Proactively detects and mitigates issues via tests, alarms, dashboards, and telemetry; authors runbooks and participates in incident response and RCAs. Implements standard replication and synchronization, develops automation/IaC for troubleshooting and maintenance, and applies advanced security controls (encryption, access, remediation) while ensuring change, compliance, and documentation standards are met.
Key Responsibilities
System Design & Architecture - System Scalability
–Implements and contributes to the development for components of distributed systems that support horizontal and vertical scaling including leveraging distributed state management tools.
–Optimizes code and/or systems for large-scale data processing in large-scale systems.
–Implements scalability requirements for assigned components and reviews implementation of team members.
–Leverages components of data plane platforms to handle large-scale data retrieval, storage, and processing.
–Implements performance and load testing.
System Design & Architecture - System Reliability Design
- –Collaborates with team to build fault-tolerant components capable of withstanding in-service updates by implementing redundancy, replication, and automatic failover mechanisms.
- –Applies recovery oriented computing principles to design components that effectively handle service disruptions.
- –Implements retry mechanisms, circuit breakers, and timeouts to help handle network unreliability.
System Design & Architecture - System Reliability Performance
- –Implements tests and alarm configurations to proactively detect and address issues/failures.
- –Supports efforts to recover from failures by drafting and executing runbooks and operational procedures.
- –Builds and customizes dashboards, telemetry systems, and alerting mechanisms to monitor component health.
System Design & Architecture - Correctness / Availability
- –Designs and implements functional requirements and testing for assigned features within an existing system.
- –Implements tests scenarios (e.g., fault-injection, brown-out) to evaluate system correctness.
- –Implements standard data replication and synchronization techniques to maintain data integrity and availability.
Operational Troubleshooting & Incident Management
- –Diagnoses, debugs, and resolves issues in system components to support ongoing operation.
- –Implements basic strategies to prevent interruptions, ensuring no maintenance windows are required for customers and users when resolving issues.
- –Designs and implements automation scripts and tooling used to troubleshoot operational issues.
- –Participates in operational support rotations, assisting in incident responses and root cause investigations.
Compliance & Security
- –Applies advanced security measures to protect data and applications in multi-tenant environments, including encryption and access controls.
- –Implements remediation plans to continuously improve security.
- –Collaborates with the team to ensure cloud infrastructure complies with relevant industry standards and regulations and that documentation is up-to-date
Automation & Change Management
- –Maintains automation scripts and tools (e.g., Infrastructure as Code (IaC)) for managing cloud infrastructure.
- –Adheres to change management plans for patching, updating, and rolling back applications.
Core Responsibilities
Planning & Execution
- –Track timelines with minimal supervision, ensuring work is completed in a timely manner and is in alignment with project requirements.
- –Prioritize and adjust work as resources or timelines change, with some guidance
Collaboration & Partnership
–Collaborates across teams to align on expectations and achieve shared objectives. Builds and maintains a comprehensive understanding of business, stakeholder, and/or customer needs to build and support effective partnerships. Actively listens to diverse perspectives and asks questions to ensure understanding of others.
Problem Solving
–Independently identifies and addresses standard and non-standard issues in accordance with standard practices, escalating more complex issues as appropriate. Analyzes data and/or information from multiple sources to troubleshoot standard and non-standard errors. Contributes to knowledge sharing and best practices
Continuous Learning
–Embraces continuous learning by actively seeking to build knowledge and new skills and/or tools, and staying current with industry trends and best practices. Seeks out and leverages feedback and training to improve skills. Contributes to a culture of continuous learning and knowledge sharing with team members..
Continuous Improvement
–Develops ideas and recommends updates to increase the efficiency and effectiveness of processes, protocols, and workflows within a team. Seeks input from team members on alternative approaches and methods for improving work.
Required Qualifications
- 6+ years distributed service engineering experience in a software development environment
- Hands-on experience building and operating highly-available, high-traffic web services
- Experience developing service-oriented architectures and RESTful web services
- Strong development experience in Java
- Specific tools and technologies include Java, JavaScript, Terraform, OAuth, OpenID Connect, SAML, and CI/CD. It will be beneficial to have experience with cloud infrastructure.
- Experience with at least one scripting language for automating tasks, proof of concept work, or command line tools
Preferred Qualifications
- Domain knowledge of Identity and Access Management.
- Hands-on experience developing services on a public cloud platform (e.g., AWS, Azure, Oracle)
- Experience and understanding of multi-AD/AZ and regional data centers
- Building continuous integration/deployment pipelines with robust testing and deployment schedules
- Experience with Docker
- Experience working with internal customers and translating requests into prioritized work or features
- Expertise in applying threat modeling or other risk identification techniques to develop security solutions
Career Level - IC3
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