Technical Skills
Robust knowledge of IP telephony and VoIP technologies
Experience with SIP, H.323, RTP, SRTP, codecs (G.711, G.729, Opus, etc.)
Hands-on experience with enterprise voice platforms (e.g., Cisco, Avaya, Microsoft Teams Voice, or equivalent)
Solid understanding of networking fundamentals (TCP/IP, VLANs, QoS, DNS, DHCP)
Experience with voice gateways, SBCs, and PSTN integration
Familiarity with monitoring and troubleshooting tools
Soft Skills
Robust analytical and problem-solving skills
Excellent communication and stakeholder management
Ability to work independently and in cross-functional teams
Valuable documentation and process-oriented mindset
📌 Network Voice Chennai (India)
🏢 Tata Consultancy Services
📍 India
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