Messaging L2-L3 Support Engineer

Technical Support, Technical Support, Problem Solving Skills, Identify Issues, 4G (4th Generation) Wireless, Root Cause Analysis, Customer Experience, Corrective Action, System Validation, Performance Metrics, * Proven experience with troubleshooting principles, methodologies, and issue resolution techniques in Telecom domain and Mobile (4G/5G/LTE) Core networks.

• Experience in Case Handling, including Emergency Support activities.
• Experience in Conducting root cause analysis and recommend corrective actions to enhance customer experience.
• Extensive knowledge and expertise in the Messaging domain including of Nokia Messaging products including SMSC/MMSC, BMC, Presence Server.
• Competences and Expertise in LTE/5G system validation (end-to-end performance, KPI handling.
• Deep knowledge and understanding of protocols like CIMD, SMPP, MM7 including knowledge of HTTP, TLS, IPSEC.
• Solid experience with Protocol Analyzer Tools (Wireshark) and internal message flow protocols.
• Knowledge and experience with Linux. Strong scripting skills and ability to automate manual tasks which could be easily converted to a script using shell, python.
• Knowledge of Kubernetes, VMWare, OpenStack, Kubernetes, CBIS, CBAM, and NCS.