Tier 2 Voice engineer

JOB Designation: Tier 2 Voice engineer/ Network Technician Shift time Two day's day shift 8 AM to 8 PM , Two day's Night shift 8 PM to 8 AM Followed by Four days leave (Shift hours -12 hours) Skills: SIP protocol, VOIP, Broadsoft, Hosted service, Linux/Unix • Excellent understanding of ISUP, Q.931 signalling protocols and call flows. • Deep knowledge of SIP and H.323 (up to single message level) • IP knowledge to at least CCN level, good Transmission layer understanding • General knowledge of telecom industry and standards. • Strong background of working within Voice Operations environment of a Telco or large ISP. • Excellent understanding of VOIP principles and of the components of a VOIP network must. • Fluent English language skills are essential . • Knowledge on Broadsoft, Sonus/Ribbon, Genbands, Polycom IP Phones and Cisco IP phones. Job Description Summary Take part in a rotating 24*7*365 shift rotational to provide operational coverage • Trouble ticket incident management • Proactive Network Monitoring and troubleshooting • Handling customer escalations ensuring customers are updated on technical queries via email, incident management systems and phones • Liaising with other NOC Engineers and Network Operations Centers in other countries • Maintain Operational standards in line with customer SLA’s. i.e. fast response times to customers from incident start time up to incident restoration Internal Job Description Role Summary: The Network Management Centre (NMC) manages and maintains GTT’s pan-European , US and Canada network 24x7. As a highly intelligent and efficient break/fix organisation, with a strong focus on consistency and process, it works with other parts of GTT to deliver a world-class customer experience. Internal Departments they will interact with: Service Desk, TSS, Incident and Problem Management Main Responsibilities: Provide proactive fault resolution support for Voice/ VoIP cases or when the Service Desk/ NOC front line team is unable to resolve a customer and/or network fault or where a fault has been escalated according to SLA requirements. • Use network tools to monitor core network and customer services. • Proactively initiate incident management process. • Perform diagnostics on all Voice network and customer faults. • Generate action plans to troubleshoot all Voice network and customer faults. • Track the incident management of proactive and reactive issues through the Trouble Ticket system. • Management and Technical escalation of Trouble Tickets in line with process. • Coordinate NOC activities with local Field Operations and Vendor/Supplier representatives to diagnose and fix faults across a pan-European US/Canada network • Liaise with customer representatives to progress fault resolution. • Support local Field operations with maintenance activities. • Works in the NOC on a 24x7 shift rota. • Reporting security incidents to the appropriate operations functions on detection. • Comply to GTT Security Management…