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  • Have been working for vendors like Cisco, Genband and Ericsson. 
  • Having 7.11 years of total experience in IT with appx 6 years of experience on VoIP products.
  • Started VoIP based career from Cisco's Call Managers to get the enterprise level experience. Later worked on Genband Session Border Controller (P-CSCF and IBCF) to get the ISP level experience. Now been working on Ericsson IMS portfolio (which includes IBCF, P/I/S-CSCF, Application Server, Media Gateway) to get the complete end to end overview of VoLTE/VoWiFi/VoIP telecommunications.
  • Presently working with a global team within Ericsson. Supporting Ericsson regions worldwide for proposal preparation, answering RFPs & RFIs for IMS and Cloud (Virtualization) portfolio.
  • Solution Architect (Associate) level knowledge of Amazon Web Services (AWS) portfolio.
  • Familiar with AWS services such as EC2, S3, ELB, Auto-scaling, IAM and VPC.
  • Knowledge of protocols such as SIP, RTP, DIAMETER, DHCP, DNS, TCP/UDP/IP with basic knowledge of H323, MGCP
  • Knowledge of tools such as Wireshark/Tethereal, SIPP - SIP testing tool, SIP soft phones,Secure CRT.
  • Knowledge of IMS (IP Multimedia Subsystem) nodes and reference points
  • Knowledge of operating systems such as LINUX & Windows.
  • Worked as a Deployment Engineer for a Telecom VAS node called Open Messaging Gateway (SMPP protocol based)
  • Basic Knowledge of SMSC
  • Ericsson IMS Associate; Cisco CCNA, CCNA Voice, CCNP Voice - CIPT1; Microsoft MCP Certified

Work experience

Jun 2016Present

Senior Engineer

Ericsson Global India Pvt. Ltd.
  • Involved in preparation of IMS and Cloud (Virtualization) portfolio related technical solution/proposals/answering for respective RFPs/RFIs including SoC & Dimensioning activities.
  • Providing Technical Sales Support for IMS (IP Multimedia Subsystem) Core Network portfolio. Portfolio includes virtual core nodes such as: Virtual IBCF, Virtual P/I/S-CSCF, Virtual Application Server.
  • Working as an expert for Virtual SBC (P-CSCF/IBCF), responsible for all the deliverable sent to the customer during proposal preparation.
  • Act as a Team Coordinator/Lead while handling huge RFPs with short submission timelines.
  • Act as a trainer for Amazon Web Services Associate level training.
  • Familiar with AWS services such as EC2, S3, ELB, Auto-scaling, IAM and VPC.
Jan 2013Jun 2016

Associate Consultant

GlobalLogic India Pvt. Ltd.
  • Provided Technical support to more than 100 Service Providers
    • Support includes installation, upgrade & troubleshooting on Session Border Controller (Linux based)
  • Used to handle Emergency calls (including total Service Outages)
  • Used to schedule Maintenance Windows and performing activities in the time boxed window
    • Activities include: application installation/upgrade, patch installation, DB restoration, issue troubleshooting & data collection for further investigation of issue
  • Worked on RCAs
  • Used to coordinate and follow up with Sustaining/Testing/Deployment teams and driving the cases towards resolution
  • Used to set up Lab and reproducing/testing customer reported issues on it
  • Handled similar responsibilities ONSITE (Canada) solely
  • Knowledge of protocols such as SIP, SDP, RTP, DIAMETER, SNMP, DHCP, DNS and TCP/UDP/IP
  • Knowledge of VoIP, Networking, Linux and Telecommunication
  • Experienced in tools such as SIPP – SIP Testing Tool, TETHEREAL and WIRESHARK
Nov 2010Jan 2013


HCL Technologies Ltd - IOMC
  • Worked as a support engineer for Cisco VoIP products (Project Cisco ROS):
    • Work responsibilities includes troubleshooting of call failures on CUCM end and user management in CUC & CUCM
    • Familiar with Protocols such as SIP, H.323, MGCP
    • Familiar with IP Telephony concepts like Deployment Models, CSS/Partition, Call Routing, Translation and Transformation Pattern, Hunt Pilot, LDAP integration with Active Directory
    • Hands on experience on IP Telephony features such as Call Park, Call Pick up, Extension Mobility
  • Worked as a Deployment Engineer & Technical Mentor on a Telecom VAS Support Node named as OMG (Open Messaging Gateway):

It works like a Load Balancer and supports many features like Throttling, Address Translation, Content Manipulation, Alias Hashing and etc. It uses SMPP, UCP, SMTP and more protocols for message forwarding & OMG can be used for protocol conversion as well

    • Deployment of the node includes Preparing MOP (Method of Procedure), Installation, Configuration, Integration (with SMSC) & ATP (Testing)
    • Used to apply hot-fixes for release and maintenance upgrades
    • Remotely deployed application for operators like TIM, Telefonica, Claro & Movilnet
    • Conducted training for the product
Mar 2010Sep 2010

Technical Specialist

iYogi Techinical Services
  • Used to resolve all kinds of Desktop issues over the phone
  • Provided support for Windows 7, Windows Vista and Windows XP
  • Provided remote technical support to US & UK
Nov 2009Mar 2010

Network Admin

  • Provided technical support to entire floor on software and hardware
  • Managed user profiles with proper assignment of rights on resources
  • Used to configure Wireless Access Point & DHCP server
  • Used to troubleshoot Network issues
  • Was responsible for the maintenance of more than 100 desktops
  • Used to remote installation through WDS server
  • Used to prepare Technical rooms for upcoming trainings
  • Used to take normal backup of Servers


Ericsson IMS Cloud portfolio, Diameter Node, reference points and call flows

Virtual I/S-CSCF, Virtual MTAS, Virtual MRF, Virtual DRA/DEA/DSC, PCRF, PCEF and Gm, Mw, ISC/Ma, Sh, Dh, Cx, Dx

Amazon Web Services Portfolio

AWS services such as EC2, S3, ELB, Auto-scaling, IAM, VPC etc.

Virtual Session Border Controller (P-CSCF, IBCF)

Genband, Ericsson

Signaling and Media Protocols

Such as - SIP, Diameter, RTP, RTCP

Analysis and Testing Tools
Wireshark/Tethereal, SIPP - SIP testing tool, SIP soft phones
Operating Systems
Linux, Windows
Network Protocols
Other VoIP protocols
H323, MGCP



Masters IT

Sikkim Manipal University

Higher diploma in Systems & Networking


Certification course of MCSE


Diploma in Computers

Computer World

Bachelors Commerce

Delhi University
May 2005



May 2003




Dec 2016Dec 2019

Ericsson IMS Associate

Jul 2012Jul 2015

Cisco CCNP - CIPT1

A Cisco Certified Network Professional exam
Jul 2012Jul 2015

CCNA Voice

Cisco Certified Network Associate in Voice
Oct 2009Jul 2015


Cisco Certified Network Associate
Nov 2008Nov 2011


Microsoft Certified Professional


  • Eagerness to learn & perform in an organization
  • Positive approach, confident & smart/hard working
  • Ability to achieve targets by prioritizing objectives & tasks

Personal Details

Father’s Name            :           Mr. Raj Kumar Jain

Date of Birth               :           28th, Dec 1987

Nationality                  :           Indian

Marital Status             :           Married

Language known        :           English, Hindi

Hobbies                       :           Listening to music, exploring new places