HTC Global Services
NY, USA
Telecom Support Lead L3 Avaya and Voice Network Exp We are seeking a highly experienced Telecom Support Lead (L3) with deep expertise in enterprise voice network platforms, including extensive hands-on experience with VoIP technologies and Avaya systems. This role is responsible for managing advanced telecom operations, leading critical escalations, and ensuring optimal performance of the enterprise voice infrastructure. The position is onsite and requires strong technical leadership and the ability to deliver service excellence in high-pressure environments. Key Responsibilities Advanced Telecom Operations & Escalations Serve as the final L3 escalation point for telecom incidents including SIP failures, PRI issues, MPLS/SD-WAN outages, QoS degradation, and PSTN connectivity failures. Troubleshoot complex issues involving call routing, SBCs, voice gateways, QoS policies, jitter/latency anomalies, and WAN circuit performance. Perform deep-dive analysis using CDRs,...

