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Ran Engineer Resume

CAREER SUMMARY:

Telecommunications Engineer having around 8+ years of experience in Telecom Industry in the Field of Wireless technologies likes 5G - NR, m MIMO, VoLTE, LTE, UMTS, and GSM. Along with a strong educational background, I possess strong analytical, Presentation and communication skills.

SKILLS & EXPERTISE:

  • Hardware integration and commissioning of Confidential 5G-NR gNB, eNB Air scale FSM4, RRH and massive MIMO pre-5G system
  • Experience in Modem testing, System Testing, Handset Testing, iRAT Testing, Handoff testing, Data throughput/latency testing and Call Processing testing
  • Experience in RNC & Node-B Testing
  • Good Communication Skills.
  • Motivated, Hard Working & Aggressive in nature.
  • Very systematic, Goal oriented & flexible when required.

TECHNICAL EXPERTISE:

  • 5G NR FIT Support
  • Pre-5G, Massive MIMO Testing
  • KPI Throughput Testing
  • VoLTE, VoWifi
  • New Feature Testing (4*4 MIMO, 5CA, LAA)
  • 256QAM DL & 64QAM UL
  • Carrier Aggregation
  • Expertise in execution of DG11, GCF, and ADAPT Test Spec.
  • Call performance/data performance during both static and mobility
  • Mobile Chipset Verification
  • Pre-certification Process for LTE /VoLTE devices
  • RF Network Drive Test and Optimization
  • RNC & Node-B Testing
  • Confidential BTS Site Manager, Accuver XCAL & XCAP
  • Mobile Analyzer, Artemis, System Trace Tool
  • Flash Tool, Phone Tool, IRTC, iperf
  • Crash Inspect, Netpersec
  • Wireshark, Network Monitor Tool
  • QXDM, QCAT
  • TEMS / Genex Probe
  • RF Calibration Tool
  • Bugzilla, RQM, UTP
  • NetNumen, LMT

PROFESSIONAL EXPERIENCE:

Confidential

RAN Engineer

Responsibilities:

  • Field Integration Testing on RAN elements of Sprint 5G network.
  • Performing Hardware Integration and Software Commissioning of Confidential 5G-NR gNB & RRH for Sprint 5G Network.
  • Supported in Network testing activities during the commercial Launch of Sprint 5G network across various cities in USA.
  • Systems verification and end to end performance testing of advanced NR/LTE features, hardware and software development.
  • Plan and execution of the certification activities.
  • Understand the requirements and discuss with Sprint Customer as required.
  • Support customer certification onsite.
  • Supporting Network optimization activities by performing parameter changes to improve KPI.
  • Coordinating with R&D to perform log collection for areas with poor RF conditions, caused by Signal overshoot, Ec/Io and BLER, Site configuration issue, Network Backhaul issue, Site configuration, Poor Downlink/uplink performance, Missing Neighbors.
  • Collection of live network logs for R&D to fix the problems raised by customers.
  • Software commissioning of Radio Access Network (gNB) and integration with related network elements
  • Performing Software upgrades to the OAM Module of gNB.
  • Diagnostics of hardware, software and fault Management as well as performance monitoring.
  • Performing Regression Testing, ATP Testing, Multi-UE Pairing Testing on gNB
  • Troubleshooting of gNB on various alarm in live network
  • Coordinate with customers to isolate and fix problems.

Tools: BTS Site Manager, NetAct, Accuver (XCAL, XCAP)

Confidential

RAN Engineer

Responsibilities:

  • Performing Hardware Integration and Software Commissioning of Confidential eNodeB Air scale FSM4, RRH and massive MIMO pre-5G system for Sprint Network.
  • Software commissioning of Radio Access Network (eNodeB) and integration with related network elements
  • Performing Software upgrades to the OAM Module of eNodeB.
  • Diagnostics of hardware, software and fault Management as well as performance monitoring.
  • Performing Regression Testing, ATP Testing, 8UE Pairing Testing on eNodeB
  • Troubleshooting of eNodeB on various alarm in live network
  • Coordinate with customers to isolate and fix problems.

Tools: BTS Site Manager, NetAct, Accuver (XCAL, XCAP)

Confidential

Senior Test Engineer

Responsibilities:

  • Performed, Executed and delivered Modem and System Testing of VoLTE/ LTE/UMTS/GSM protocol Stack devices.
  • Performed New Feature testing like MIMO, 5CA, LAA Testing
  • Performed Modem Testing to get Pre-certification for VoLTE/ LTE Devices.
  • Performed execution of ADAPT, AT& Confidential Specification documents, TMO Certification for LTE/IMS Field and system testing.
  • Performed and executed tests to verify the behavior of Mobile Chipset to confirm 3GPP specifications, in live network environment (Static/Drive Test).
  • Verification of the Chipset/Handset features like MO/MT speech calls, Handovers, Cell Selection/Reselection, PC Browsing, PS/CS Calls, CSFB functionality, SRVCC, Dial up connection, SMS over SGs, and Supplementary Services.
  • Verification of SRVCC Mobility functionality, SMS over IMS, Supplementary services using AT/ XCAP interfaces command on VoLTE Devices.
  • Experience on finding device Bugs report and track using UTP.
  • Initial level log analysis for issues observed during Stationary and Drive Testing.
  • Raising defect report tickets pointing to the exact component that is causing the observed defect.
  • Perform re-test when the appropriate fix arrives and verify if the previously seen defect is any longer seen.
  • Plan and Manage Team resources and activities with sharing the workload across various project platforms and network vendors.

Tools: Mobile Analyzer, Wireshark, STT, FlashTool, PhoneTool, ISTP, Crash Inspect, Network Monitor

Confidential

Test Engineer

Responsibilities:

  • Performed and executed on DG11, GCF, and TS11 Test Scenarios.
  • Performed and executed Modem and System Testing of LTE/UMTS/GSM protocol Stack devices.
  • Good execution experience on AT Commands for LTE/UMTS/GSM protocol Stack.
  • Responsible for execution of tests to verify the behavior of Mobile Chipset to confirm 3GPP specifications, in live network environment (Static/Drive Test).
  • Verification of the Chipset/Handset features like MO/MT speech calls, Handovers, Cell Selection/Reselection, PC Browsing, PS/CS Calls, CSFB functionality.
  • Experience on finding device Bugs report and track using UTP.
  • Experience on Initial level log analysis for issues observed during Stationary and Drive Testing.

Tools: Mobile Analyzer, STT, Wireshark, Flash Tool, Phone Tool, Crash Inspect

Confidential

Telecom Engineer

Responsibilities:

  • Good command over ZTE - 3G RAN and WCDMA RNS Hardware, Traffic Engineering, Capacity Upgrading, signal analysis, operation & maintenance.
  • Testing RNC boards using ZTE test software (NetNumen)
  • Software commissioning of Wireless Network elements (NodeB, RNC) and integration with related network elements.
  • To be responsible for resolving various UMTS and Voice call problems by taking trace and studying the protocols.
  • Configuration Network Management, Signal Trace & Troubleshooting on Linux platform.
  • Good Knowledge on RLC, MAC, PHY, NBAP, RANAP, RNSAP Protocols.
  • Coordinate with customers to isolate and fix problems.
  • Maintaining the Systems issues database by using Oracle.
  • Diagnostics of hardware, software and fault Management as well as performance monitoring.
  • To maintain the system hardware & timely detection of hardware fault to ensure optimum utilization of the network resources and to increase the network uptime.
  • Collecting the field test logs by going for drive test tool TEMS.
  • Executing different test cases and collecting the data for the same.
  • Analyzing the logs for fault analysis.
  • Optimization of node-B parameters.
  • Commissioning of SDR node-B
  • Developing & Testing (Hardware & Software) an Integrated BTS which supports UMTS+GSM+CDMA multiple Mobile Technologies in single BTS for TATA Communication client.

Tools: LMT, NetNumen, TEMS.

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