Senior Lead Network Engineer

Infinite Computer Solutions · Bangalore

Source and collection record

Last observed by our collector: 8 October 2026 at 11:34 pm IST. This is not a manual review or a confirmation from the employer.

Employer requisition: 52667BR

Job type and experience labels are automated discovery categories. The employer determines eligibility. Original experience wording was not retained separately; check the current employer page.

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Collected role description

Job Title: Senior Lead Voice Engineer Skills: QoS, Cisco Unified Communications, SIP Protocol, Wireshark, Solarwinds/Manage Engine, Voice Over IP (VoIP), Cisco Webex, Cisco Routers, Certification<ul><li>CCNA Voice/CCNP Collaboration (Must)</li><li>Avaya, Genesys, or other VoIP certifications</li><li>ITIL Foundation</li></ul>Experience:10 to 12 years Education: Bachelors degree in computer science, Telecommunications, or related field. Responsibilities<ul><li>Deploy and configure Cisco Unified Communications Manager (CUCM), Unity Connection, UCCE, UCCX, CUBE, and SIP trunking.</li><li>Implement voice gateways, dial plans, QoS policies, and session border controllers (SBCs).</li><li>Integrate Microsoft Teams, Zoom Phone, or other cloud-based telephony solutions.</li><li>Troubleshooting & Support (L2/L3):</li><li>Resolve call routing issues, codec mismatches, latency, jitter, and packet loss in VoIP networks.</li><li>Debug SIP, H.323, MGCP, and RTP/RTCP protocols using Wireshark, SIP, or other tools.</li><li>Provide L3 escalation support for voice-related incidents and outages.</li><li>Monitoring & Optimization:</li><li>Monitor voice quality metrics (MOS, Jitter, Latency) using tools like SolarWinds, Cisco Prime, or IR Prognosis.</li><li>Optimize QoS policies for voice traffic prioritization.</li><li>Perform capacity planning and upgrades for VoIP infrastructure.</li><li>Security & Compliance:</li><li>Implement voice security measures (TLS, SRTP, firewall policies for VoIP).</li><li>Ensure compliance with PCI-DSS, HIPAA, or other regulatory standards (if applicable).</li><li>Collaboration & Documentation:</li><li>Work with network, security, and cloud teams for cross-functional projects.</li><li>Maintain network diagrams, SOPs, and change management records.</li><li>Provide 24/7 network and security support as required.</li></ul>Mandatory<ul><li>Cisco UC Suite (CUCM, CUC, UCCX, CUBE, IMP)</li><li>SIP, H.323, MGCP, RTP/RTCP protocols</li><li>Voice Gateway Configuration (ISDN, PRI, FXO/FXS, SIP Trunking)</li><li>QoS for Voice (DSCP, LLQ, AutoQoS)</li><li>Experience with Cisco Jabber, Webex, and MRA deployments.</li><li>Troubleshooting with Wireshark, RTMT, etc.</li><li>Webex, Contact Center</li><li>Session Border Controllers (AudioCodes, Oracle SBC, Cisco CUBE)</li><li>Basic Networking (VLANs, Routing, Firewall ACLs for VoIP)</li><li>Manage UCS Server with patching</li><li>Strong understanding of network infrastructure, design, and troubleshooting.</li><li>Excellent communication skills in English (both verbal and written).</li><li>Ability to work efficiently in a team-oriented environment with high self-motivation.</li><li>A customer-focused mindset with strong delivery service ethics.</li><li>Good understanding of Monitoring tools such as SolarWinds, Grafana, Prometheus, etc.</li><li>Willingness to work in a 24/7 support window.</li><li>Good understanding of the ITSM processes.</li></ul>

Collected experience requirement

10 years