Infrastructure Reliability Engineer

Amazon Web Services is seeking a Sr. Infrastructure Reliability Engineer to build and operate highly reliable, scalable, and secure cloud infrastructure. You will design and automate provisioning, monitoring, and recovery for large-scale services, using IaC, CI/CD, and observability tools to prevent and resolve incidents. Partnering with software, security, and operations teams, you’ll drive root-cause analysis, improve availability and performance, and champion operational excellence in a fast-paced, customer-obsessed environment while learning cutting-edge AWS technologies.

Responsibilities

• Design and implement highly reliable, scalable AWS infrastructure for production services.
• Automate provisioning, configuration, and deployments using Infrastructure as Code and CI/CD.
• Develop and maintain monitoring, alerting, and observability dashboards for critical systems.
• Lead and participate in on-call rotation, incident response, and post-incident reviews.
• Drive root-cause analysis and implement long-term fixes to improve availability and resiliency.
• Collaborate with software, security, and operations teams to enforce best practices and standards.
• Optimize performance, capacity, and cost across infrastructure components.
• Enhance reliability through chaos testing, fault injection, and resilience patterns.
• Document runbooks, operational procedures, and architectures for supported services.
• Mentor engineers on reliability engineering, automation, and AWS best practices.

• AWS cloud services (EC2, S3, RDS, VPC)
• Infrastructure as Code (Terraform/Cloud
• Formation)
• Linux systems administration
• CI/CD pipelines (e.g., Code
• Pipeline, Jenkins)
• Monitoring & observability (Cloud
• Watch, Prometheus, Grafana)
• Scripting (Python, Bash, or similar)
• Containerization & Kubernetes
• Networking & security fundamentals
• Incident management & on-call support
• Performance tuning & capacity planning