Hands-on experience in Cisco (CUCM, Unity, UCCX) or Avaya voice platforms. Ability to manage enterprise telephony infrastructure including call routing and dial plans.
2. VoIP & SIP Protocol Expertise
Strong understanding of VoIP architecture, SIP, RTP/RTCP protocols, and call flows. Ability to troubleshoot call connectivity, latency, and voice quality issues.
3. Incident & Problem Management
Experience in handling P1/P2 incidents related to voice services. Ability to perform root cause analysis and ensure quick restoration of business-critical communication systems.
4. Voice Gateway & SBC Management
Experience in configuring and managing voice gateways, session border controllers (SBC), and PSTN integration. Ensures seamless external/internal communication.
5. QoS & Performance Optimization
Strong knowledge of QoS policies and network prioritization for voice traffic. Ability to tune voice performance to minimize jitter, latency,
and packet loss.
Positive-to-Have
1. Collaboration Tools Integration
Experience in integrating voice systems with MS Teams, Zoom, or UC platforms. Enhances enterprise collaboration environment.
2. Monitoring & Automation
Exposure to monitoring tools and automation scripts for proactive health checks and alerting mechanisms.
3. BFSI Domain Awareness
Understanding of secure and high-availability communication requirements in banking environments.
SN
Role descriptions / Expectations from the Role
1
Manage and support enterprise voice infrastructure ensuring high availability
2
Troubleshoot call quality and connectivity issues across voice platforms
3
Configure and maintain SIP trunks, gateways, and voice routing
4
Ensure compliance with SLAs, security, and ITSM processes
5
Drive continuous improvement and automation in voice operations
📌 Network Voice (Tamil Nadu)
🏢 Tata Consultancy Services
📍 Tamil Nadu
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