Senior Site Reliability Engineer – Adobe Experience Manager (AEM), CDN and Edge DeliveryTerm: Full TimeABOUT THE ROLEWe are seeking a hands‑on Senior Site Reliability Engineer (SRE) with experience supporting Adobe Experience Manager (AEM), particularly Edge Delivery Services and Assets as a Cloud Service, alongside enterprise Content Delivery Network (CDN) platforms.The role focuses on the reliability, performance, monitoring, and production support of high‑traffic public websites powered by Adobe Experience Manager. Key technical areas include CDN and Edge configuration, Web Application Firewall (WAF), bot management, Transport Layer Security (TLS), Domain Name System (DNS), cache invalidation, Continuous Integration and Continuous Delivery (CI/CD), observability, web performance, and production incident management.The successful candidate will work closely with platform vendors, security, networking, production support, and engineering teams to maintain website availability, optimize performance, improve release reliability, and strengthen operational resilience.KEY RESPONSIBILITIESProduction Support and Incident ManagementMonitor CDN and Edge configurations, DNS, certificates, caching, cache invalidation, and third‑party integrations.Build external synthetic monitoring across website templates, languages, and user journeys.Implement automated smoke tests to validate production changes.Participate in on‑call support and technical escalations.Lead customer‑impacting incident response and coordinate vendor escalations through resolution.Troubleshoot content publishing failures, cache invalidation issues, content‑source outages, and website availability problems.Maintain incident documentation, operational runbooks,



and troubleshooting procedures.Change and Release ReliabilityManage Git‑based production deployments and release processes for website and Edge configurations.Implement CI/CD controls, including branch protection, automated checks, code linting, performance testing, and secret scanning.Validate rollback procedures, including code reverts, content republishing, and cache purging.Improve the reliability and automation of frequent content publishing workflows.Coordinate release planning, deployment schedules, and release documentation.Minimize production risks through repeatable, controlled, and well‑tested deployment practices.Business Continuity and Operational ResilienceDevelop recovery procedures for content sources, Git repositories, and CDN/Edge configurations.Implement configuration as code wherever practical.Define Recovery Time Objectives (RTO) and Recovery Point Objectives (RPO) with stakeholders.Conduct disaster recovery and restoration exercises.Test recovery scenarios involving certificate expiry, cache invalidation failures, Web Application Firewall configuration issues, content‑source outages, and repository problems.Maintain recovery documentation and ensure operational procedures are tested and current.Reliability and Web Performance EngineeringDefine and monitor Service Level Objectives (SLOs) for website availability and performance.Monitor Core Web Vitals and investigate performance degradation.Implement observability using Real User Monitoring (RUM), CDN access logs, external synthetic monitoring, and centralized logging.Analyze the performance impact of third‑party scripts, tags, and external integrations.Establish performance budgets and investigate performance regressions.Monitor CDN data

📌 Senior Site Reliability Engineer – Aem (Toronto)
🏢 Epsilon Solutions
📍 Toronto