L3 Production Support Engineer

JOB DESCRIPTION: ### **L3 Platform Engineer – Key Responsibilities**Provide Tier 3 production support for POS applications, platforms, and integrated enterprise systems.Troubleshoot and resolve complex application, infrastructure, and integration issues in production environments.Perform root cause analysis (RCA) and implement permanent corrective actions to prevent recurring incidents.Monitor application health, system performance, and service availability using enterprise monitoring tools.Collaborate with support, engineering, infrastructure, and business teams to restore service and resolve issues.Support production releases, deployment activities, and post-deployment validation.Drive problem management, technical debt remediation, and continuous service improvement initiatives.Automate operational processes and improve platform reliability, scalability, and resiliency.Maintain operational documentation, runbooks, knowledge articles, and support procedures.Participate in on-call support, major incident management, and operational governance activities.### **Key Technical Skills**Microservices architecture and distributed systemsREST APIs, web services, and system integrationsDocker, Kubernetes, and container orchestrationCI/CD tools (GitHub Actions)Monitoring and observability tools (Datadog)Python, PowerShell, or automation scriptingIncident, Problem, Change, and Release Management (ITIL)Application Performance Monitoring (APM) and log analysisSecurity, vulnerability remediation, and access managementCloud cost optimization (FinOps) and capacity planningProduction support, troubleshooting, and operational excellenceDocker, IT infrastructure, IT operations, Information Technology, Microsoft PowerShell, Python, Windows server, containerization, infrastructure administration, programming, programming languages, server administration, software development, system administration, virtualization