Application Developer

About The Role

Project Role :Application Developer

Project Role Description :Design, build and configure applications to meet business process and application requirements.
Must have skills :5G Wireless Networks & Technologies

Good to have skills :SDN NFV SoftwareMinimum
3 year(s) of experience is required

Educational Qualification :15 years full time educationJob Title:5G Core Network EngineerLocation:[Delhi NCR/Bangalore]Job Type:[Full-time]
Summary:About the Role:We are seeking a skilled 5G Core Network Engineer to join our team. The ideal candidate will have extensive experience with 5G Core platforms and will be responsible for fault handling, troubleshooting, session and service investigation, configuration review, performance monitoring, security support, change management, and escalation coordination.Roles and Responsibilities:1. Fault Handling & TroubleshootingAnalyze alarms and events from network monitoring and management systems.Correlate network events using trace data, performance metrics, and configuration logs.Investigate node-level failures (e.g., control/user plane function restarts, crashes, overload conditions).Troubleshoot call/session drops, handover issues, attach failures, and protocol-related problems (e.g., DNS, NTP, IPsec).Perform packet and core trace analysis using tools like Wireshark or equivalent.2. Session & Service InvestigationTrace and resolve subscriber issues related to 5G attach, PDU sessions, and QoS.Utilize session tracing and analytics tools to identify root causes.Correlate user-plane drops, abnormal session releases, and bearer QoS mismatches.3. Configuration Review & ValidationValidate configuration changes before rollout in coordination with design and vendor teams.Audit core network function configurations (e.g., NRF, PCF, UDM).Review policy rules, network slicing parameters, and DNN/APN settings for accuracy.4. Performance MonitoringMonitor key performance indicators (KPIs) such as registration success rate, session setup success, latency, throughput, and resource utilization.Detect and analyze performance degradation trends (e.g., timer expiries, queue build-up).5. Security & Access SupportTroubleshoot issues related to secure interfaces (e.g., TLS, IPsec) and inter-network communication (e.g., N4/N6/N11).Support certificate management, firewall/NAT configurations, and access control issues.6. Change Management SupportAssist in software upgrades, patch validation, and execution of pre/post-deployment checks.Support rollback procedures in case of performance degradation.7. Escalation & CoordinationEscalate unresolved issues to higher-level support teams or vendor technical assistance centers.Document troubleshooting steps, findings, and root cause analyses (RCA).Technical experience and Professional attributes:Hands-on experience with 5G Core network platforms (multi-vendor experience preferred).Strong analytical and troubleshooting skills in telecom environments.Proficiency in using network monitoring, tracing, and analytics tools.Solid understanding of network protocols and security mechanisms (e.g., TLS, IPsec).Excellent communication and documentation skills.Education
Qualifications:15 Years of Education, Min B.E/BTech in Electronics & Communication/ Electronics/ Computer Science with 4-6 years of work experience Additional Information:Team PlayerQualification
15 years full time education