Senior Administrator - Cisco Unified Communications
India
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Job Description
Senior Administrator - Cisco Unified Communications
Bengaluru, Karnataka

Job Summary

The Sr Administrator for Support & Operations plays a crucial role in delivering advanced technical support and troubleshooting for on-premise Cisco Collaboration systems. This position focuses on ensuring customer satisfaction through effective resolution of complex incidents and proactive management of technical issues, contributing to the overall stability and security of the collaboration environment.

Key Responsibilities

1. Provide Advanced Technical Support For On-Premise Cisco Collaboration Systems By Analyzing And Resolving Complex Incidents, Ensuring Adherence To Quality Standards And Regulatory Requirements.
2. Perform Root Cause Analysis For Escalated Technical And Security Issues, Implementing Effective Solutions To Enhance System Performance And Reliability.
3. Lead Knowledge Base Updates And Management Initiatives, While Training And Coaching Analysts To Improve Team Capabilities And Service Delivery.
4. Resolve Complex Support Tickets Within Agreed Slas, Collaborating With Cross-Functional Support Teams To Maintain Seamless Operations And A Robust Security Posture.
5. Enhance Customer Experience And Satisfaction By Achieving First Call Resolution, Minimizing Rejected Resolutions And Case Reopenings, And Proactively Addressing Potential Security Threats.

Skill Requirements

Hard filter on: DMS/5ESS/CS2K/EWSD/AXE keywords, Sonus/Genband, SIP + SS7, DS-1/DS-3, SBC, and at least one Cisco/Adtran/Genband/Sonus certification or formal training.\r\n- Prioritize candidates from carriers, wholesale voice providers, or large VoIP operators where international voice, toll-free, and 911 services are core business, as that closely matches the listed services.\r\nTier-1/Tier-2 telcos and ILD/wholesale voice providers (international voice, toll-free, IDD).\r\n• OEM/NEP and SI partners who implement Sonus, Genband, Nortel DMS/CS2K, 5ESS, EWSD/AXE.\r\n• Large enterprise NOCs running mixed TDM/VoIP and SBC borders.\r\nThese organisations are much more likely to have the exact DMS/5ESS/CS2K/EWSD/AXE plus SIP/SS7/SBC mix we want. As they source from Naukri, find each candidate as per below:\r\n• Snapshot: “7.5 yrs – Ex-ILD carrier – DMS100/250, 5ESS, Sonus SBC, SIP/SS7, DS-1/3 – currently L2 Voice NOC, Chennai.”\r\n• Switches: tick which of DMS/5ESS/CS2K/EWSD/AXE/Sonus/Genband they have.\r\n• Services: `POTS / 911 / Toll Free / IDDD / Ringdown / Conferencing`.\r\n• Tools: `SIP trace, Wireshark, SBC traces, protocol analyser`.\r\n• Certs: `Cisco (CCNA/CCNP/Collab) / Adtran / Genband / Sonus` Title patterns to search manually\r\nWhen scanning Naukri results, prioritise these current/last job titles:\r\n• “Voice Network Engineer”, “VoIP Engineer”, “Telecom Voice Engineer”, “Switching Engineer”, “NGN / Softswitch Engineer”, “SBC Engineer”\r\n• “NOC Engineer – Voice”, “L2/L3 Voice Engineer”, “Unified Communications Voice Engineer”\r\n

Other Requirements

1. Cisco Certified Network Associate (Ccna) Collaboration (Optional But Valuable)
2. Cisco Certified Network Professional (Ccnp) Collaboration (Optional But Valuable
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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 226,300 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 December 2025 totaled $14.5 billion.
23 Benefits At HCLTech, we believe in empowering our employees with comprehensive benefits that support their professional growth and enhance their well-being. When you sign up for a career with us, you gain access to: https://rmkcdn.successfactors.com/147eb21f/a701dca9-f32d-4fc9-9447-6.svg Industry-benchmarked compensation https://rmkcdn.successfactors.com/147eb21f/b0c54381-ddcc-4a33-9b35-9.svg Best-in-class healthcare benefits https://rmkcdn.successfactors.com/147eb21f/b73027be-7aae-4d36-a090-4.svg Personal time off https://rmkcdn.successfactors.com/147eb21f/d5b4fdfd-2e99-4e26-9878-9.svg Maternity and paternity benefits https://rmkcdn.successfactors.com/147eb21f/3d42b0fc-4652-435a-9ece-c.svg Access to skills / higher education programs/resources https://rmkcdn.successfactors.com/147eb21f/aeddeaf2-9e25-4584-ad11-d.svg Discounts on products and services via Benefit Box https://rmkcdn.successfactors.com/147eb21f/a9609a3b-2700-4b3c-9d90-a.svg Participate in CSR programs and live life with a purpose https://rmkcdn.successfactors.com/147eb21f/c6e33851-710f-4634-bd69-f.svg Opportunities to grow and advance your career Note: The benefits listed above vary depending on the nature of your employment and the country where you work. Some benefits may be available in some countries but not in all.