IMS Engineer

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

1

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 protocols
• Good Knowledge in Networking (DNS, DHCP, NAT, TCP, UDP).
• Experience in validation of IMS calls flow as per 3GPP specifications
• Experience on tools used for debugging and troubleshooting like: Wireshark, putty, Mobaxterm, VLCC and WinSCP tools
• Excellent 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 cloud
• Create Software release documentation such as MOP, ATP, Configuration guide etc
• Deployment and Configuration of IMS nodes such as CSCF, Mission Critical Push to Talk etc
• Prepared 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 nodes
• Performed User Acceptance testing and Sign-off for IMS deployment
• System 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 the

issue 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 levels