Teams at GTT

Provides Tier 2 technical support for customer voice and data networks in a 24x7 NOC environment. Responsibilities include monitoring core and edge networks, troubleshooting routing, switching, IP, optical, SD-WAN, and firewall issues, managing escalations, coordinating with vendors, documenting incidents, and mentoring junior engineers. Requires strong networking knowledge, experience with SLA-driven operations, and familiarity with Cisco, Juniper, FortiGate, Palo Alto, and related technologies.

Provide Tier 2 operational support for carrier-level voice and VoIP services in a 24/7 NOC. Monitor networks, diagnose and resolve customer and network faults, manage incidents and trouble tickets, perform SIP and call-flow troubleshooting, coordinate with NOCs, field operations, vendors, and customers, and maintain SLA response standards. Support hosted voice platforms, routers, switches, phone systems, fraud alerts, security incident reporting, and proactive fault resolution.