EPC/LTE/5G Network Architect

EPC/LTE/5G Network Architect

Job Title: EPC/LTE/5G Network Architect
Experience: 5Years+
Location: Delhi NCR

Job Description

We are looking for an experienced EPC/LTE/5G Network Architect with strong expertise in LTE EPC, 5G Core and IMS networks. The candidate will lead complex production troubleshooting, perform protocol-level analysis and resolve issues across Core, IMS, RAN and Transport domains.

Key Responsibilities

• Lead end-to-end troubleshooting across EPC, 5G Core, IMS, RAN and Transport domains.
• Perform protocol-level analysis to identify signalling, call-flow, session and connectivity issues.
• Administer and troubleshoot EPC, 5GC and IMS nodes in production environments.
• Analyze LTE and 5G Core call flows involving MME, SGW, PGW, AMF, SMF and UPF.
• Troubleshoot IMS, VoLTE and VoNR service-related issues.
• Perform root-cause analysis and coordinate with network, platform and operations teams.
• Recommend preventive measures to improve network stability and availability.

Mandatory Skills

• Strong hands-on experience in LTE EPC and 5G Core.
• Troubleshooting experience with MME, SGW, PGW, AMF, SMF and UPF.
• Strong knowledge of IMS, VoLTE and VoNR.
• Protocol-level expertise in Diameter, GTP, NAS, SIP, HTTP/2 and SBI.
• Ability to independently analyze traces, call flows and protocol messages.
• Good understanding of Core, IMS, RAN and Transport network interactions.
• Experience supporting telecom production environments.

Thanks & Regards,

Md Shahid, TCS