Omprakash Kumar Singh
Noida
Summary
To learn and function effectively in an organization and be able to deliver to the bottom-line. To constantly upgrade my knowledge and skills and make a difference in whatever I do. Customer-oriented porter who is experienced in working with a sophisticated client base.
Overview
8
8
years of professional experience
7
7
years of post-secondary education
7
7
Certifications
2
2
Languages
Work History
Network Engineer
Ericsson India Global Services Pvt. Ltd -Client T-Mobile
Noida
10.2021 - Current
- Diagnosed and resolved complex network problems
- Tested, validated and maintained networking services based on solution designs
- Performed Volte End to End Testing and log analysis for the failure causes
- Worked on VoIP Feature
- Analyzing the scope of testing to analysis different audio codec
- SIP trace analysis using Wire shark tool
- Debugging for CSCF, BGCF, MGCF and MRF nodes while analyzing Volte logs
- Escalating the wrong mapping of Sip error code which causes wrong announcement mapping in the TAS
- Worked on different type of Testing Audit & Validation for eNode B, Core Nodes, IMS (SBC, P-CSCF, I-CSCF, S-CSCF, HSS, MGCF), their protocols & feature/functional testing
- Good experience in IMS architecture with all the nodes (SBC, P-CSCF, I-CSCF, S-CSCF, AS, HSS) and also having knowledge on end to end call flow including IMS Registration.
RF Testing
NR SWITCH AND RADIO SERVICES
Kota, Rajasthan
08.2018 - 10.2021
- Conducted network audits, recommending improvements to security measures where vulnerabilities occurred
- Created antenna and propagation modeling to predict radio signals traveling through the environment
- Installed and tested radio transmitters, receivers and transceivers for proper functioning
- Monitored system performance to promote network speed, availability, and reliability
- Monitored network performance and troubleshooted any issues that arose.
RF Engineer
Brightview Telecom Private Limited
Meerut, UP WEST
07.2016 - 07.2018
- Conducted research in radio frequency engineering to understand new technologies
- Conducted network audits, recommending improvements to security measures where vulnerabilities occurred
- Doing Audit & Optimization and pre and post drive test.SCFT Tool :Genex Probe & Assistant
Drive Test Engineer
Uni info Telecom
Bangalore
01.2016 - 05.2016
- Inspected completed installations for safety and appropriate controls
- Customer complain handling, Joint site visit with RM/TM/Distributors, Physical optimization according to traffic & clutter & KPI Improvement,& Call test, Doing test with TEMS 13.1 and Xcal analyzing RxLevel, RxQuality, RSCP, Ec/No, call drops, bad quality, interference, swaps, handover failures Pci,RSRP,RSRQ,CQI,SINR Tools-Tems & Xcel
Education
B.tech - Electronics and Communication
Bharath University
Chennai, TN 06.2011 - 06.2015
12th - Science
Anugrah Inter School Aurangabad
Aurangabad, BR 03.2008 - 03.2010
Matriculation - Science
Anugrah Inter School Aurangabad
Aurangabad, BR 03.2007 - 03.2008
Industrial Training - Electronics
PTPS PATARATU
Ranchi, JH 12.2013 - 01.2014
Skills
Wireshark
Core Highlights
- Worked on different type of Testing Audit & Validation for ENode B, Core Nodes, CSCF, MRF, TAS, Volte products and their protocols & feature/functional testing.
- Good experience in IMS architecture with all the nodes (P-CSCF, I-CSCF, S-CSCF, TAS, MRF, HSS) and also having knowledge on end to end call flow including IMS Registration
- Experience at Analysis, Design, Documentation, Testing and Review.
- Experience on Deployment of Volte Nodes.
- Good understanding of LTE physical structure.
- Good understanding of LTE/3gpp protocol layers (NAS, RRC, PDCP, RLC, MAC, PHY layers).
- Practical experience in LTE signaling from UE turn on mode to Attach accept.
- Knowledge of Packet Core (MME, SGW, PGW ), LTE Attach
- Knowledge of 5G architecture.
- Deployment and configurations:
- Good Knowledge in IMS architecture with all nodes(CSCF,MRF,SBC,TAS,HSS).
- Knowledge on Call flow end to end,srvcc,IMS Registration.
- Deployment of VNF in openstack.
- Knowledge about open stack services
- Basic idea about Kubernetes ,docker &container
- Knowledge in linux.
- Analyzing for call logs for verify the failure cause
- Hands on deployment Tool and openstack (CBAM,IBMC,Redhat,pannet)
Nodes
- HSS
- TAS
- CSCF
- SLR
- SBC
- DRA
Protocols Known
- IMS
- SIP
- Diameter
- SDP
Interface Known
- Mr
- Cr
- Cx
- Dx
- Sh
- Gx
- Gy
- Gz
- Gm
Certification
Safe Driving Awareness certified
Timeline
Network Engineer
Ericsson India Global Services Pvt. Ltd -Client T-Mobile
10.2021 - Current
RF Testing
NR SWITCH AND RADIO SERVICES
08.2018 - 10.2021
RF Engineer
Brightview Telecom Private Limited
07.2016 - 07.2018
Drive Test Engineer
Uni info Telecom
01.2016 - 05.2016
Industrial Training - Electronics
PTPS PATARATU
12.2013 - 01.2014
B.tech - Electronics and Communication
Bharath University
06.2011 - 06.2015
12th - Science
Anugrah Inter School Aurangabad
03.2008 - 03.2010
Matriculation - Science
Anugrah Inter School Aurangabad
03.2007 - 03.2008
Safe Driving Awareness certified
Be Security Aware
Privacy 3.0
Occupational Health & Safety (OHS) Incident Handling
Health, Safety, and well-being induction course
Handling of subscriber personal information
The Invitation- Anti-Corruption Training
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