Senior AWS Site Reliability Engineer (SRE)

• Implement and improve SRE practices across AWS hosted enterprise applications and services.
• Define and monitor SLIs/SLOs, error budgets, alarms, availability, and reliability metrics.
• Automate infrastructure and operational processes using Python or Java.
• Develop and maintain infrastructure as code using Terraform and AWS native tooling.
• Build and enhance CI/CD pipelines using Jenkins, GitLab, and related technologies.
• Implement monitoring, APM, distributed tracing, dashboards, and alerting using Splunk, SignalFx, OpenTelemetry, and CloudWatch.
• Improve application resilience, failover readiness, recovery automation, and production stability.
• Analyze application and infrastructure performance, identify recurring reliability issues, and implement sustainable improvements.
• Troubleshoot AWS workloads, application performance, data pipelines, networking/DNS, CI/CD, and infrastructure automation issues.
• Support production incidents, releases, platform upgrades, vulnerability remediation, and controlled infrastructure changes.
• Establish performance baselines and help improve monitoring and operational readiness.
• Lead technical discussions and coordinate resolution across application, cloud, DevOps, security, performance, and production support teams.

• 8+ years of hands on AWS engineering experience supporting enterprise production environments.
• Experience across AWS services such as ECS, EC2, RDS, Lambda, Route 53, Step Functions, Redshift, EMR, DynamoDB, S3, and CloudWatch.
• Proven implementation of core Site Reliability Engineering (SRE) practices, including SLIs/SLOs, error budgets, monitoring, alerting, incident response, reliability, and resiliency.
• Strong Terraform / Infrastructure as Code (IaC) experience.
• Experience building and supporting CI/CD pipelines with Jenkins, GitLab, or comparable tooling.
• Strong programming and automation skills using Python or Java.
• Hands on observability experience using Splunk, SignalFx, OpenTelemetry, and CloudWatch across logs, metrics, traces, dashboards, and alerts.
• Experience with APM and distributed tracing in enterprise applications.
• Strong production troubleshooting skills across application, cloud infrastructure, performance, deployment, and reliability issues.
• Experience implementing resilience, recovery, failover, and production stability improvements.
• Ability to troubleshoot complex AWS environments, including unhealthy workloads, failed serverless workflows, database/data pipeline issues, routing/DNS problems, capacity constraints, and automation failures.
• Strong ownership, analytical troubleshooting, communication, and cross team collaboration skills.

System One, and its subsidiaries including Joulé and Mountain Ltd., are leaders in delivering outsourced services and workforce solutions across North America. We help clients get work done more efficiently and economically, without compromising quality. System One not only serves as a valued partner for our clients, but we offer eligible employees health and welfare benefits coverage options including medical, dental, vision, spending accounts, life insurance, voluntary plans, as well as participation in a 401(k) plan.