5G Core Network Engineer

Minimum Qualifications:

• Over 8+ years of expertise in engineering for 5G and 4G core nodes ( AMF, SMF , UPF, CUPS,MME, DNS , NRF) .

• Manage AMF interfaces including N1, N2, N8, N11, N14, N15, N26, and others as per 3GPP specifications.

• Ensure compliance with 3GPP standards and maintain performance enhancements for AMF.

• In-depth knowledge of 5G core network architecture, especially AMF and SMF functions.

• Experience with 3GPP TS 23.501 and related 3GPP specifications for 5G core network functions.

• Interface with other network functions such as SMF, PCF, NRF, UDM, and AUSF via service-based interfaces.

• Manage and optimize the Access and Mobility Management Function (AMF) within the 5G core network.

• Proficiency in managing service-based interfaces (SBI) and protocols such as HTTP/2 and NGAP.

• Demonstrated proficiency in on-premises infrastructure implementation and operations, particularly within telecom and 5G network environments.

• Extensive experience architecting, troubleshooting , and managing microservices-based cloud-native applications in complex environments.

• Handle connectivity and mobility management requests from User Equipment (UE) and gNB.

• Support event subscription handling, including UE location reporting to SMF.

• Implement PWS-IWF functionality for processing SBc interface messages and streamline network architecture.

• Familiarity with session management, mobility management, and policy control in 5G networks.

• Understanding of IP address management, DHCP, ARP proxying, and traffic steering.

• Experience with cloud-native architectures and automation in network functions.

• Ability to troubleshoot and optimize network function performance and reliability.

• Knowledge of lawful intercept requirements and charging data synchronization.

• Experience with roaming scenarios and interworking between home and visited SMFs.

• Strong communication skills to collaborate with cross-functional teams and external partners.