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Tata Consultancy Services Limited

CISCO Voice L1 & L2

Tata Consultancy Services Limited
Chennai
3-5 Years
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Job Description

Role- CISCO Voice L1 & L2

Job Description

Must have:

  • Expert level experience in handling Cisco IP telephony Network Infrastructure.
  • Expert understanding of the following Cisco Unified Communication Products a) Cisco CUCM 10.x, 11.x, 12.x (Mandatory)
  • CER (Cisco Emergency Responder (Mandatory)
  • Cisco Call Manager Express & Cisco Unity express
  • Understanding of Cisco Licensing models
  • In depth understanding of Cisco Expressway
  • Cisco IM&P and Jabber
  • Cisco Voice Gateways (ISR Routers and Analog gateways
  • Trunks, E1/ T1(CAS, CCS), FXS /FXO, & SIP
  • Gatekeepers
  • Gateway protocols: H323, SIP, MGCP, SCCP.
  • Cisco Unified Contact Centre Express (preferred)
  • Excellent ITIL Knowledge Incident, Change, Configuration, Problem Management
  • Excellent Problem analysis and resolution skills.
  • Expert knowledge in Cisco Unified Communications Manager
  • Expert knowledge in Cisco Unity Connection
  • Expert Knowledge in Cisco UCCX
  • Expert knowledge in Cisco Session Management platform (SME)
  • Expert knowledge in Session Border Controller technology
  • Expert knowledge in SIP Trunk
  • Knowledge of UCS and virtualization technologies

More Info

Job Type:
Permanent Job
Industry:
IT Infrastructure
Role:
Software Engineer/Programmer
Function:
IT
Employment Type:
Full time
Open to candidates from:
Indian

About Company

Tata Consultancy Services Limited

A part of the Tata group, India's largest multinational business group, TCS has over 500,000 of the world’s best-trained consultants in 46 countries. The company generated consolidated revenues of US $22.2 billion in the fiscal year ended March 31, 2021, and is listed on the BSE (formerly Bombay Stock Exchange) and the NSE (National Stock Exchange) in India. TCS' proactive stance on climate change and award-winning work with communities across the world have earned it a place in leading sustainability indices such as the MSCI Global Sustainability Index and the FTSE4Good Emerging Index.

Job ID: 106575621

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Last Updated: 24-03-2026 09:30:37 AM
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