Job Description
Working Hour: NORMAL (Monday - Friday)
Contract (12 months)
Job Description
● Perform configuration changes, hardware expansions, and troubleshooting activities for:
● CS Core Nodes: MSC, MGW, HLR, HSS, STP, SBC
● IMS Core Nodes: UDM (CUDB, HSS-FE, HLR-FE), P-CSCF, I-CSCF, S-CSCF, ATS,
MGCF, MRFP, CG, ENUM, DRA, UPG
● Ensure all actions follow approved and standardized operational processes (MSTOP)
● Conduct RCA (Root Cause Analysis) and prepare technical reports
● Collaborate with cross-functional teams to drive issue resolution and network enhancements
● Maintain documentation of configurations, issues, and resolutions
Requirement
● Strong knowledge of telecom protocols including:
● SIP, H.248, SS7, ISUP, BICC, SIGTRAN, INAP, CAP, TCAP, MAP, SCCP, Diameter
● Deep understanding of:
● Call flows in CS Core
● IMS / VoLTE architecture and operations
● Ability to troublesh...
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