Education Qualification:
Bachelor/Master in Computer Science or Electronics & Communication
Experience:
• 8-10 Years in IMS operation and deployment in telecommunication
• Min. 5 years in IMS Deployment and integration role
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.
