Manager-International Roaming & Core Network Operations Specialist - VOIS
Core
Provide 24x7 first-line operational support for Vodafone's international roaming services, ensuring high service availability and excellent customer experience through alarm monitoring, incident management, and fault resolution.
Role type
Senior IC network operations specialist (international roaming)
Builds
International roaming platforms and services (SS7, LTE, VoLTE, 5G, CAMEL, VAS)
Domain
Telecommunications / Mobile Core Network
Required skills
Alarm monitoring, incident management, fault management, first-level triage, technical analysis, KPI trend analysis, roaming ecosystem knowledge, core network troubleshooting, SS7, SMS/SMPP, LTE, PACO, DATA, GTP, CMG, NPC, NCC, PGW, SGW, OCS, DRS, HSS, STP, VAS, 4G, 5G
Preferred skills
Engineering graduate background, telecommunications or network engineering expertise, analytical problem-solving, structured troubleshooting techniques, automation opportunity identification
Technologies
SS7, SMS, SMPP, LTE, PACO, DATA, GTP, CMG, NPC, NCC, PGW, SGW, OCS, DRS, HSS, STP, VAS, 4G, 5G, VoLTE, CAMEL, SoR, VHE, WRSMS
Responsibilities
Perform monitoring and troubleshooting activities to ensure smooth functioning of international roaming services; Provide 24x7 first-line operational support through alarm monitoring, incident management, fault management, and service restoration; Manage proactive and reactive incidents within agreed service level agreements; Conduct first-level technical triage and coordinate with multiple resolver teams; Monitor network quality and analyse KPI degradation trends; Investigate customer complaints and perform detailed technical analysis; Support operational excellence by identifying automation opportunities.
Seniority
Senior, hands-on IC