We are seeking an experienced Senior Engineer Network Performance & Service Optimization Lead to support network quality management and optimize telecom service performance across core network environments. The role involves troubleshooting customer-impacting issues, analyzing network KPIs, supporting service validation, and ensuring high-quality mobile network performance. Key Responsibilities: Support network quality management and service optimization initiatives Analyze critical customer issues and network performance discrepancies Lead service validation and testing activities within core network environments. Perform end-to-end trace analysis to identify root causes and support issue resolution. Monitor and analyze Mobile Core Network KPIs to identify bottlenecks and optimization opportunities Conduct packet capture, network auditing, and diagnostic analysis Collaborate with cross-functional teams on fault analysis and preventive measures Support project implementation, UAT, mig...