Telecom Core Network Engineer (SDM / HSS / UDM) This role focuses on the implementation and support of SDM nodes such as HSS, HLR, UDM, ONE-NDS, SDL, EIR, and MNP, ensuring stable and efficient operation across 4 G, 5 G, and IMS network environments. The ideal candidate will possess strong experience in telecom signaling protocols, SDM domain knowledge, Linuxbased systems, and cloud-native telecom environments, while working closely with customers during implementation, testing, and acceptance phases. Key Responsibilities • Provide technical consultation and solution guidance aligned with customer network requirements. • Perform integration, deployment, and upgrades of SDM nodes, including HSS, HLR, UDM, ONE-NDS, SDL, EIR, and MNP. • Support implementation, integration testing, acceptance testing, upgrades, operations, and maintenance (O& M) of telecom core network platforms. • Participate in customer acceptance testing, executing test cases and validating network functionality using t...