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SIP, VOIP Professional

Delhi ₹4-7 LPA Posted 19 May 2026

FULL TIME

Cucm

Cisco Ios

Cisco Ip Telephony

SBC

Voip

+2 more

Manage, configure, and support Cisco Webex Calling and enterprise voice communication solutions
Configure and maintain SIP and VoIP infrastructure for secure and reliable communication services
Implement and troubleshoot Cisco CUBE (Cisco Unified Border Element) and Session Border Controllers (SBCs)
Perform Cisco IOS and IOS-XE configuration for voice gateways, routers, and network devices
Manage certificate installation, renewal, and security configurations for voice and collaboration systems
Ensure security and encryption standards are implemented across VoIP and unified communication environments
Support Cisco IP Telephony, Cisco Call Manager (CUCM), and voice gateway solutions
Troubleshoot voice quality, connectivity, SIP signaling, and RTP-related issues
Collaborate with network and infrastructure teams for deployment and operational support
Monitor and optimize network voice performance, availability, and reliability
Support incident management, root cause analysis, and issue resolution for voice communication systems
Maintain technical documentation, configuration records, and operational procedures
Participate in system upgrades, patching, and continuous improvement initiatives for communication infrastructure