24x7 on site back office support for fault troubleshooting and hardware alarm clearance.
Planning and change request implementations for connectivity between IMS, SBC, HSS, PCRF, DNS & EPC nodes.
Fortimail and arbor email solution management
Peer app cache equipment management.
Competence
Knowledge of protocols (IP, TCP, UDP, SCTP, S1AP, Diameter, GTP, M3UA, SCCP, RANAP, GMM, SM) and high level understanding of OSPF, MPLS, VRRP, SSH, SNMP, and L2 VLAN).
Specific experience testing network functions to include paging, intra and inter technology mobility, session management, and QOS.
Hands on experience integrating network hardware platforms including SGSN and MME elements.
Knowledge of DNS, IP addressing, NAT, load distribution.
Expert knowledge of LTE/EPC network architecture including VOLTE
Knowledge of 3GPP based architecture and call flows, 3GPP/IETF standards, UEs and tools used in the implementation and operation of SGSN and MME network elements.
Expertise in developing and executing object lists for testing core elements using protocol analysers.
In-depth knowledge and strong experience with EPG and MME node CLI.
Extensive experience on Incident Management, problem management & change management
Conducts immediate resolution of outage incidents through systematized troubleshooting and isolation activities.
Customer relationship management
Expertise in fortimail and Arbor equipment.
Expertise in PeerApp caching solution
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