Job SummaryAs an IMS Performance and Back Office Engineer, your role involves analyzing IMS service behavior, handling complex technical issues, supporting service restoration, and contributing to root-cause driven improvement of network performance and operational stability across the IMS core environment.Key ResponsibilitiesAnalyze IMS KPIs, traffic patterns, and service quality indicators to identify degradation, capacity concerns, and improvement opportunities.Perform deep technical troubleshooting and fault isolation for complex IMS incidents affecting service continuity or customer experience.Support root cause analysis activities and recommend corrective and preventive actions based on technical findings.Handle signaling and service behavior investigation as part of major incident resolution and recurring issue analysis.Support complex operational changes, maintenance activities, and restoration plans in coordination with relevant teams.Maintain clear technical documentation, investigation outputs, and follow-up records to support operational governance.QualificationsBachelor's degree in Telecommunications Engineering.Minimum 4 years of relevant experience in IMS performance, technical support, or back-office operations.Good understanding of IMS service flows, incident handling, service assurance, and operational troubleshooting practices.Strong analytical capability with good problem-solving and technical investigation skills.Good communication, interpersonal, and teamwork skills.