Network Voice Cisco Admin L3

Role & responsibilities Experienced in Cisco IP Telephony Environment of an enterprise impacting 4000+ users Experienced in managing SIP Voice gateways, CUBE and Session Border controllers Design, Migration and upgradation of existing infrastructure Create and maintain technical documentation First point of escalation for all technical and process issues Providetechnical subject matter expertise wherever required Ensure proper communication and quick resolution as a crisis manager Predicting Risk/Impact and Participating in Major Changes Reporting & Performance Dashboards with Capacity Planning Technical Team (4-8 members) & Vendor Management Technical transition & Documentation skills (Onsite to Offshore) Should be able to lead the P1 bridge call and resolve the issue to restore Telephony services. Take part in DR discussions and security Audits Should proactively involve in performing RCA for all Major outages and reoccurring issues Follow quality / security process defined for the engagement Perform Trend analysis, identify top few incidents and work with respective teams/individual to minimize the incidents Hardware troubleshooting & Vendor coordination Provide input for Weekly and monthly status reports Participate in business meetings with various stake holders on a need basis Take corrective actions based on the customer satisfaction surveys. Work on the service improvement programs. Effort estimation/reviews on need basis for new projects. Training of new team members. Acquire knowledge and detailed understanding on customers network architecture Validate Scope of Work, identify skill gaps and plan towards getting team cross skilled. Responsible for implementing best practice, hardening, service assurance roll-out Should have Knowledge and ability to identify the risks on the customer Voice Infra & make recommendations of solution options according to the industry best practices relevant for customer landscape Preferred candidate profile Primary Skill: Expertise in Cisco IP Telephony ( Administration, management and troubleshooting of issues associated with CUCM) Expertise in administration, management and troubleshooting issues associated with Cisco CUBE. Expertise in configuration and troubleshooting issues associated with H.323, MGCP and ISDN gateways. Expertise in understanding dial plans, call flows, E.164, H323, URI,DNS, etc, along with appropriate codec for a given scenario - G.711, G.729, H.264, etc Privacy and security controls for external devices and calls, Elements in a traversal call (H.460 and Assent , Centralized Call Processing Redundancy, Cisco Unified Survivable Remote Site Telephony. Provide recommendation on standard configuration for Cisco Products like CUCM, CUC, Cisco Voice gateways, Endpoints, Soft Clients (Like CUPS and Jabber). Strong knowledge on E1 lines, ISDN, SS7 telecom protocols Troubleshooting on gateway level singling level. Strong knowledge on Audiocodes, Ribbon SBC Upgradation, Migration of existing site / technology, installation new products in test environment, Creating multiple service improvement plans, identifying RISK, mitigating those RISK, preparing dashboard etc.