Track Lead - Cisco Unified Communications
India
Job Description
Track Lead - Cisco Unified Communications
Noida, Uttar Pradesh

Job Summary

Experience: 4+ years overall (Strong UC experience) Key Responsibilities L2/L3 support for Ribbon Session Border Controller (SBC) environments. Troubleshoot and resolve SIP trunk and interconnect issues: SIP signaling failures, registration issues, routing/policy issues, codec/DTMF mismatches, TLS/SRTP issues One-way/no audio, RTP anchoring, NAT/firewall traversal, interop issues between platforms (Cisco/Zoom/Carrier) Perform configuration and operational tasks (as applicable): routing, transformation/normalization, security policies, certificates, upgrades/patch coordination, and change validation. Analyze call traces/logs and provide SIP ladder/call flow analysis for escalations. Support change implementation, testing, rollback planning, and documentation/runbooks. Must-Have Skills Strong hands-on experience with Ribbon SBC (configuration + troubleshooting). Excellent skills in SIP call flow analysis, packet/log trace analysis, and voice security basics (TLS/SRTP). Experience supporting carrier SIP trunks and working with multiple UC platforms.

Key Responsibilities

1. Enhance Operational Efficiency By Implementing And Optimizing On-Premise Cisco Collaboration Systems, Ensuring Accurate Management Reporting And Streamlined Information Flow.
2. Analyze Client Requirements And Ensure The Support Team Effectively Utilizes On-Premise Cisco Collaboration Tools To Meet And Exceed Client Expectations.
3. Lead And Mentor The Project Team, Fostering Transparent Communication Regarding Project Goals And Leveraging On-Premise Cisco Collaboration Technologies To Achieve Them.
4. Drive Innovation In Process Development By Proposing New Ideas And Improvements Related To On-Premise Cisco Collaboration Solutions, Contributing To Overall Organizational Progress.
5. Provide Tailored Solutions Using On-Premise Cisco Collaboration Capabilities That Align With Customer Needs, Ultimately Leading To Enhanced Business Outcomes.

Skill Requirements

Experience: 4+ years overall (Strong UC experience) Key Responsibilities L2/L3 support for Ribbon Session Border Controller (SBC) environments. Troubleshoot and resolve SIP trunk and interconnect issues: SIP signaling failures, registration issues, routing/policy issues, codec/DTMF mismatches, TLS/SRTP issues One-way/no audio, RTP anchoring, NAT/firewall traversal, interop issues between platforms (Cisco/Zoom/Carrier) Perform configuration and operational tasks (as applicable): routing, transformation/normalization, security policies, certificates, upgrades/patch coordination, and change validation. Analyze call traces/logs and provide SIP ladder/call flow analysis for escalations. Support change implementation, testing, rollback planning, and documentation/runbooks. Must-Have Skills Strong hands-on experience with Ribbon SBC (configuration + troubleshooting). Excellent skills in SIP call flow analysis, packet/log trace analysis, and voice security basics (TLS/SRTP). Experience supporting carrier SIP trunks and working with multiple UC platforms.

Other Requirements

Experience: 4+ years overall (Strong UC experience) Key Responsibilities L2/L3 support for Ribbon Session Border Controller (SBC) environments. Troubleshoot and resolve SIP trunk and interconnect issues: SIP signaling failures, registration issues, routing/policy issues, codec/DTMF mismatches, TLS/SRTP issues One-way/no audio, RTP anchoring, NAT/firewall traversal, interop issues between platforms (Cisco/Zoom/Carrier) Perform configuration and operational tasks (as applicable): routing, transformation/normalization, security policies, certificates, upgrades/patch coordination, and change validation. Analyze call traces/logs and provide SIP ladder/call flow analysis for escalations. Support change implementation, testing, rollback planning, and documentation/runbooks. Must-Have Skills Strong hands-on experience with Ribbon SBC (configuration + troubleshooting). Excellent skills in SIP call flow analysis, packet/log trace analysis, and voice security basics (TLS/SRTP). Experience supporting carrier SIP trunks and working with multiple UC platforms.

Information at a Glance

Why HCLTech?

At HCLTech, you'll supercharge your potential. You'll find your career. And you'll find your spark. All at a place that knows that helping its customers stay on top starts by putting its people first.

HCLTech is a global technology company, home to more than 227,000 people across 60 countries, delivering industry-leading capabilities centered around digital, engineering, cloud and AI, powered by a broad portfolio of technology services and products. We work with clients across all major verticals, providing industry solutions for Financial Services, Manufacturing, Life Sciences and Healthcare, Technology and Services, Telecom and Media, Retail and CPG, and Public Services. Consolidated revenues as of 12 months ending March 2026 totaled $14.7 billion.