Tcom - Network Support Senior Specialist

NTT
Bengaluru
Workplace: OnsiteFull timeFunction: Solutions Engineering & Sales EngineeringEducation: bachelorsSkills: ["Debugging","Troubleshooting","Written communication","Verbal communication","Priority management"]

Provide advanced support for UC and VC services, handling escalations from L1 with root cause analysis and corrective actions. Administer Cisco CUCM, Unity Connection, and Cisco Emergency Responder, plus Cisco Webex endpoints and room systems. Monitor performance via dashboards and call accounting tools, manage approved changes/releases, and maintain KB articles and SOPs. Collaborate with OEM vendors (Cisco TAC, SPOK, Mitel) to drive cases to resolution.

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FursaFursa
NTT
NTT
3 weeks ago

Tcom - Network Support Senior Specialist

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Source: Company careers pageValidated by: Fursa AI
Last checked: 15 hours agoStatus: Live

Job Summary

Provide advanced support for UC and VC services, handling escalations from L1 with root cause analysis and corrective actions. Administer Cisco CUCM, Unity Connection, and Cisco Emergency Responder, plus Cisco Webex endpoints and room systems. Monitor performance via dashboards and call accounting tools, manage approved changes/releases, and maintain KB articles and SOPs. Collaborate with OEM vendors (Cisco TAC, SPOK, Mitel) to drive cases to resolution.
Location: Bengaluru
Workplace: Onsite
Employment Type: Full time
Job Function: Solutions Engineering & Sales Engineering
Seniority: Mid level

Key Responsibilities

  • •Resolve UC and VC issues escalated from L1, performing RCA and implementing corrective and preventive actions.
  • •Administer CUCM, Unity Connection, and Cisco Emergency Responder, including user configuration, dial plan updates, voicemail setup, and remote site configurations.
  • •Support video conferencing by administering Cisco Webex endpoints, performing room-system configuration/health checks, and troubleshooting video quality and scheduling integrations.
  • •Monitor UC/VC systems via dashboards, produce performance/capacity reports, and use call accounting tools to prepare usage and cost reports.
  • •Implement approved UC/VC changes, software updates, and firmware patches within maintenance windows; maintain KB articles and SOPs and coordinate with OEM vendors to closure.

Key Requirements

  • •Hands-on experience administering Cisco UC platforms: CUCM, Unity Connection, and Cisco Emergency Responder (CER).
  • •Experience administering Cisco Webex devices and Control Hub (Microsoft Teams Rooms knowledge is a plus).
  • •Strong understanding of VoIP protocols (SIP, RTP, H.323) and dial plan logic (E.164, NANP).
  • •Working knowledge of voice gateways, CUBE, Session Border Controllers, and SRST configuration.
  • •Sound operational knowledge of ITIL incident and change management processes.
Education:Bachelor's
Skills:DebuggingTroubleshootingWritten communicationVerbal communicationPriority management
Certifications:Cisco CCNA/CCNP CollaborationCisco Webex or Video Network Specialist certificationITIL FoundationMicrosoft Teams Voice Engineer Associate
Tech Stack:Cisco Unified Communications Manager (CUCM)Unity ConnectionCisco Emergency Responder (CER)Cisco WebexControl HubMicrosoft Teams RoomsVoIPSIPRTPH.323Dial planE.164NANPVoice gatewaysCUBESession Border ControllersSRSTExchangeOutlookDashboards

Company Brief

NTT
Dimension Data, operating under NTT Ltd, provides managed IT services, cloud and data center solutions, networking, cybersecurity, and digital transformation services to enterprise customers worldwide.
Industry: Professional Services
Company Size: Enterprise (1,001+ employees)
Revenue: USD 1B+
Growth: Established Company
Valuation: Public Company (Market Cap in USD)
Headquarters: London, United Kingdom
Founded: 1983
WebsiteLinkedIn