Walk-in || Network Voice
Tata Consultancy Services · Chennai, Tamil Nadu, India
Tata Consultancy Services · Chennai, Tamil Nadu, India
**Desired Competencies (Technical/Behavioral Competency)** **Must-Have** **1. Enterprise Voice Platform Experience** 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. **Good-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.