Experience

NEC Deutschland GmbH

• Germany
• Information Technology & Services
• 1 - 100 Employee

• Senior Technical Support Engineer

  • Nov 2022 - Present



Tech Mahindra

• IT Services and IT Consulting
• 700 & Above Employee

• RAN Architect

  • Jan 2022 - Oct 2022

  Its an O-RAN based Green field Deployment project for 1&1 Drillish DE network. Responsible for: 1. Design Network based on learning experience and Specifications. 2. Pre-checks and Verification of Cloud-Native Platform cluster based on Kubernetes with functional enhancement by robin.io with help of Multus/OVS/DPDK/SRIOV/MACVLAN based interface and other supported features. 3. 5G CU/DU CNFs Deployments on CNP cluster based on O-RAN. 4. 4G CU/DU CNFs deployment on CNP cluster. 5. Integration of 5G vCU CNFs with 5G SA Core Network and vDU CNFs 6. Integration of 4G vCU CNF with 4G EPS Core network and vDU CNF. 7. 5G vDU CNFs Front-haul integration with Radio AAU based on O-RAN 7.2x Split over eCRPI protocol. 8. 4G vDU CNF Front-haul integration with Radio RRH over eCRPI protocol. 9. End to End Network Troubleshooting. 10. Vendors co-ordinations as network is being build using multi-vendors NE equipment. Show less



Capgemini Engineering

• France
• IT Services and IT Consulting
• 700 & Above Employee

• Advanced Consultant

  • Apr 2021 - Dec 2021

  Responsible for Vodafone DE First Line Support for Radio network configurations, IP backhaul (IPSec and MPLS) configurations, Software management, and Alarm monitoring, covering across RAN Network (5G (NR), VoLTE, 4G (LTE), 3G, Small Cell (Micro, Pico) 2G (E)GPRS/EDGE/GSM). Responsible for Vodafone DE First Line Support for Radio network configurations, IP backhaul (IPSec and MPLS) configurations, Software management, and Alarm monitoring, covering across RAN Network (5G (NR), VoLTE, 4G (LTE), 3G, Small Cell (Micro, Pico) 2G (E)GPRS/EDGE/GSM).



Altran

• France
• Information Technology & Services
• 700 & Above Employee

• Advanced Consultant

  • Jan 2020 - Apr 2021

  Responsible for Vodafone DE First Line Support for Radio network configurations, IP backhaul (IPSec and MPLS) configurations, Software management, and Alarm monitoring, covering across RAN Network (5G (NR), VoLTE, 4G (LTE), 3G, Small Cell (Micro, Pico) 2G (E)GPRS/EDGE/GSM), and Fixed Netwrok Technologies include xDSL(DSLAM, BNG), VPN, MPLS, CPE Configuration, AAA, ACS (HDM), IP-ALA Provisioning. Responsible for Vodafone DE First Line Support for Radio network configurations, IP backhaul (IPSec and MPLS) configurations, Software management, and Alarm monitoring, covering across RAN Network (5G (NR), VoLTE, 4G (LTE), 3G, Small Cell (Micro, Pico) 2G (E)GPRS/EDGE/GSM), and Fixed Netwrok Technologies include xDSL(DSLAM, BNG), VPN, MPLS, CPE Configuration, AAA, ACS (HDM), IP-ALA Provisioning.



Aricent

• United States
• Software Development
• 700 & Above Employee

• RAN Protocol Test Engineer

  • May 2014 - Dec 2019

  Project description: 1. Responsible for commercial device acceptance testing for tier 1 UK service provider.Vendors: Samsung, Apple, Google, Sony, Huawei, Nokia, Microsoft, Motorola(Lenovo), TCL, Blackberry, OPPO and ZTE etc.Contribution:• Responsible for DUT software flash using tool provided• Provides technical and assistance training to team members.• Responsible to lead a test team of 5 members.• Test setup preparation using Huawei U2020, and Ericsson OSS-RC (ENM).• Testing of DUT (Device Under Test) on Vodafone UK network in Lab and Live environments.• Collection of system or Signaling trace on UE and Network.• Analyze trace collected from different tools (QXDM/TEMS/U2020/Wireshark/IRIS/MME/SPGW).• Analysis of logs and bug reporting to vendors/suppliers.• Troubleshooting of network failure by signaling trace collected.• Customer and Vendor interaction for testing.• Defect managements and follow up with customer for open points.• Report generation using HP QC and report to customer/vendors.• Joint test session (JTS) support for defect retest or verification.Technology / Skills: VoLTE, 3G Femto, LTE(4G), 3G, 2G, HP QC and tracing tools like IRIS, Huawei U2020, QXDM, TEMS, Cisco Core network MME/SPGW, and RAN configuration management using Huawei U2020 and Ericsson OSS RC.2. VoLTE/VoWifi/IMS including RAN for commertial launch Lab acceptance testing for Tier 1 UK service providerResponsiblities: responsible for IMS node integration, interaction with Vendors and customer for system integration, inter operability testing and support. Show less

• Senior Test Engineer

  • Jul 2012 - Apr 2014

  NSN LTE Flexi Zone Micro (FZM) eNB:• Responsible for Nokia LTE Small Cell testing for IP-Backhaul.• LTE U-Plane, LTE C-Plane and Transport Backhaul testing for Nokia 4G Micro Cell BTS• Configuration of various switches (L2/L3) and Security gateway (SRX550) for transport backhaul IP, IPsec, VLANs, Virtual IPs, BFD, OSPF, and BGP. • Creation of End-to-End setup for testing.• Reporting of Bugs on analysis of logs. (Called Pronto in NSN terms).• Troubleshooting by the various signal trace collected from tracing tool like Wireshark.• Managing & providing technical support to team members. Show less

• Engineer Testing

  • Nov 2009 - Jun 2012

  Nokia Flexi Multi-Controller BSC:• Responsible for Nokia Flexi multi controller BSC testing for GSM/GPRS, which includes testing of Packet Control unit (PCU) and ETP.• Creation of End-to-End setup for testing PS as well CS.• Commission, Configuration and Software management of S15 mcBSC with latest DX package.• Preparing and segregation of C-Plane, M -Plane and U-Plane traffic in mcBSC using VLANs configuration in BSC hosted switch and on ETP and PCUM card.• RNW configuration for CS as well as PS in ABIS interfaces over IP.• Configuration of A-interface between mcBSC and MSC over IP with emulated MSC as well as real MSC.• Configuration of GB interfaces between with PCUM in mcBSC and emulated SGSN as well as real SGSN.• Preparing CS calls as well as PS data calls and executing the test cases.• Analyzing the protocols messages of Abis, A, as well as GB Interfaces through Wireshark analyzer. Show less



Coal India Limited

• India
• Mining
• 700 & Above Employee

• Management Trainee

  • Aug 2009 - Nov 2009