Overview
Skills
Job Details
We are seeking a Network Engineer with strong expertise in 5G Core, IMS, and Subscriber Data Management (UDM/HSS/HLR). The engineer will be responsible for deployment, integration, upgrades, and testing of core network elements, ensuring seamless operations and protocol compliance.
Perform upgrade activities, health checks, and validations on core network elements.
Execute Acceptance Test Procedures (ATP) and validate E2E test cases with focus on Diameter, LDAP, HTTP2, and SIP protocols.
Support subscriber provisioning flows and handle Change Requests (CRs) for SDM/IMS nodes.
Collaborate with production teams to manage deployments, integrations, and upgrades.
Troubleshoot issues by reproducing in lab environments, collecting traces (tcpdump/Wireshark), and analyzing logs.
Support 5G IMS product implementation, validating interfaces and protocol compliance.
Provide documentation and technical support to ensure smooth rollouts.
Required Skills:
5+ years experience with Telecom Core Networks (HSS, HLR, UDM, SDM, IMS, 5G Core).
Strong knowledge of telecom protocols: Diameter, LDAP, HTTP2, SIP, SCTP.
Familiarity with network monitoring tools (tcpdump, Wireshark, NetScout).
Strong analytical, problem-solving, and documentation skills.
Good communication and client-facing skills.