Experience
- 810 Years in IMS operation and deployment in telecommunication
- Min. 5 years in IMS Deployment and integration role
Location- Bangalore,Noida,Vashi
No. of Positions
Key Skills
Deep knowledge of IMS network and functionality of product as PCRF,SBC, CSCF,TAS.Familiar with IMS, Volte call flows, LTE network and interfaces.Good knowledge of IMS Arch, SIP, SDP, RTP and Diameter protocolsGood Knowledge in Networking (DNS, DHCP, NAT, TCP, UDP).Experience in validation of IMS calls flow as per 3GPP specificationsExperience on tools used for debugging and troubleshooting like : Wireshark, putty, Mobaxterm, VLCC and WinSCP toolsExcellent hands-on experiences on Linux Container based architecture on various commercial platforms such as Redhat Openshift or Openstack or Vmware desired, any experience with public cloud platforms like AWS / Azure is an added plus.Good Communication skills willingness to travel and experience about customer network.Responsibilities
Operations Deployment of IMS application- MCPTT ( Mission Critical Push to Talk) on COTS, Cloud platform environments including public cloudCreate Software release documentation such as MOP, ATP, Configuration guide etcDeployment and Configuration of IMS nodes such as CSCF, Mission Critical Push to Talk etcPrepared Cloud Environment (Project, Flavors, Network creation and Image creation)Regular health check-up and maintenance of IMS application and its server.Performed Integration reachability check with peer nodesPerformed User Acceptance testing and Sign-off for IMS deploymentSystem Software Application Patch upgrade as per plan.Raising bugs and forwarding bug reports for solving the issues.Taking Traces from Wireshark and capturing the packets of SIP.Level-2 Troubleshooting of issues observed / escalated.Escalation of issue to Vendor / Customer for which resolution or workaround isn t available and provide theissue description, logs, findings and troubleshooting steps carried out.
Should be flexible to working in shifts and Customer time zones.Excellent written and verbal communication skills with ability to interact effectively at various organizational levelsSkills Required
VMware, Ims, Tcp, Cloud, Fault Management, Networking