Graduate Trainee - GISOCC Infrastructure IS Valeo

5.0 - 9.0 years

0 Lacs

chennai, tamil nadu

On-site

As a skilled professional with 5 to 8 years of experience in supporting Cisco Unified Communications platforms, you will be responsible for ensuring the high availability and seamless call control across enterprise networks. Your primary duties will include: Working in a 24x7 environment to support Cisco Unified Communications (UC) platforms such as Cisco Unified Communications Manager (CUCM), Cisco Unity Connection (CUC), Expressway C & E, and Cisco Unified Border Element (CUBE). Managing Webex Calling Multi-Tenant environments via Webex Control Hub, including number management, location-based routing, PSTN integration, and emergency call configurations. Handling operations related to user provisioning, features like hunt group, auto attendant, and shared lines. Configuring SIP endpoints and trunks on Cisco CUBE, CUCM, Webex Calling, and AudioCodes SBCs to ensure seamless interoperability with service providers and cloud communication platforms. Developing and maintaining Webex API integrations using Cisco Webex REST APIs to automate user provisioning, de-provisioning, and system monitoring. Utilizing tools like Postman and Webex Integration Guides for testing and documentation. Troubleshooting call quality issues including echo, jitter, and media path inconsistencies using tools such as syslog, CDRs, and SIP debuggers. Supporting AudioCodes Mediant SBCs in enterprise and hybrid environments, including secure configuration for SIP trunking, routing policies, and media negotiation. Preparing and publishing KPI reports to stakeholders and defining work procedure documentation to streamline day-to-day activities. Working on continuous improvement initiatives to meet and exceed customer expectations. Your experience and knowledge should include: 5 to 8 years of experience in deploying, configuring, and supporting Cisco Unified Communications platforms. Expertise in Cisco Unified Communications Manager (CUCM), CUC, Expressway C & E, and CUBE. Familiarity with Webex Calling Multi-Tenant provisioning, number management, and dial plan configuration via Webex Control Hub. Proficiency in managing user provisioning, calling behavior, hunt groups, auto-attendants, and shared line appearance. Knowledge of analytics & reporting tools within Webex Control Hub for call usage and troubleshooting. Experience in configuring SIP on Cisco CUBE, CUCM, Webex Calling, and AudioCodes SBC. Strong understanding of SIP signaling, call setup/teardown, and call flow analysis. Hands-on experience with Cisco Webex REST APIs for automating user provisioning and deletion. Familiarity with AudioCodes Mediant SBCs in enterprise environments and integrating them with cloud UC platforms like Webex Calling. Proven track record in call quality troubleshooting, echo, jitter, and media path diagnostics. Experience with AudioCodes Virtual Edition SBCs (VE) on AWS EC2 instances and knowledge of VPC, security groups, Elastic IPs, NAT gateways, and load balancers for VoIP infrastructure. In-depth understanding of DMZ network architecture and its role in UC and SBC deployments. If you are a dedicated professional with a passion for technology and a strong background in Cisco Unified Communications, this role offers you an exciting opportunity to contribute to the success of enterprise communication networks.,

Posted 1 week ago

Apply

Start Your Job Search Today

Browse through a variety of job opportunities tailored to your skills and preferences. Filter by location, experience, salary, and more to find your perfect fit.