Sandeep Sharma

Experience

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  Accord Synergy pvt. ltd.

  Jun 2014 - Jul 2015

  RF Engineer on VODAFONE project

  To resolve network Problem of Customer through troubleshooting of nearby BTS.Close look on Network quality performance & Customer Issue. optimization with parameter tuning via interfacing with at various level BSC, BTS, TRX, Handover, Adjacencies.Close look on New town utilization as well as new sites performance. Daily KPI’s Validation and optimization of Drop, Assignment, HOSR etc Releasing Rollout (Sites, Expansion and Addition) Plan on basis of daily reports for TCH blocking removal and taking care of high utilization.Taking care of SD Dimensioning for removing SD Blocking.Optimize sites as per customer complaint, Sales & Marketing requirements. Optimize new sites for Highway (NH+SH) & important Railway routes.Responsible for BTS Expansion, Metro site to Ultra site Conversions. Root Cause Analysis and implement changes in system parameters to maintain RF performance Show less

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  Samsung

  Jul 2015 - Jul 2016

  RF OPTIMIZATION

  Network performance analysis & Optimization (Physical & Parameter) of Sites.Data analysis for finding discrepancy in network. Mapping the post processing of RF Drive Test Log Files on Analyzer, the analyzing software to determine network problems such as Poor Coverage Patches, Packet Drop and Handover Issues.Post Processing of LTE log file using spot Light feature on XCAP Analyzer.Analysis of Various LTE Parameters like RSSI, RSRP, RSRQ, SINR, CQI, PC, BLER, PMI, DL/UL Throughput. Preparation of Cluster report.Parameter Audit & PCI collision audit of cluster cells.Coordinating with Circles for optimizing sector swaps, undesired side lobes, cell overshooting, UE attach and Volte call failure cases, M/E Tilts, Azimuth, etc.Analysis of LTE RF interoperating parameters: RSRP, RSRQ, Ec/Io, SINR, UE-TRX, RSSI, RB (separately for UL & DL application) and MCS.Good understanding about morphology of BSP, RB (Resource Block), MCS (Modulation Coding Scheme), CINR, VOLTE Call Follow and UL/DL power control.Analysis of KPIs and other physical data of cell for pass the SCFT report.Analyzing the following KPIs for each sector of single cell: VOLTE stationary test, UE attaches, RSRP, Coverage objective plot, DL/UL Throughput and Intra/Inter Handovers between sectors.Post Processing of Log Files and making validation of BSP of each sector.Finding Poor coverage, Low DL/UL throughput, Coverage overshooting and sector swap scenario as per BSP and recommending physical audit of site and optimization accordingly as per required.Analysis of Low DL/UL throughput reasons- GTP losses rate high at transmission media (between S-GW and P-SW), Poor RSRP, Poor SINR, Poor Ec/Io or UE temporary issue.Suggesting physical optimization for Coverage overshooting, sector swapping and sharing my responsibility in PCI planning.Performing hard optimization of the network so as to minimize coverage holes & interference. Show less

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  Verveba Telecom

  Feb 2016 - Dec 2016

  RF Engineer

  RSL Analysis & adjusting EIRP & Electrical Tilt of a sector according to the analysis.Google Earth for analyzing the LOS from site & for the purpose of RSL analysis.Real Time Optimization of 4th Carrier (2300 MHz) Band. Optimization of RSSI level during the drive by adjusting EIRP & Electrical Tilt. Drive Tester Coordination & Using the Actix for analysis of RSSI level during the drive.Reports Preparation using MS office & Actix, Database management (CIQ preparation) using MS Excel. Map Info for creating Drive Routes.Tools Used:-Drive-Test Tools:Sirius XM for Drive test and different types of testing on field in USA.TAPAS for Drive test and different types of testing on field in USA.Post-Processing Tools:Actix for Log File Analysis.RSL Calculator.MS Office for report preparation.Google EarthMap Info Show less

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  Jio

  Dec 2016 - Nov 2021

  Radio Frequency Optimization Engineer
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  Airtel

  Nov 2021 - Dec 2022

  Assistant Manager
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  HCLTech

  Dec 2022 - now

  Technical Lead

  • Optimization of Accessibility, Retainability and Mobility KPI’s of LTE and VOLTE sites using NETACT tool. • Analysis of the current radio network - Initial Performance Analysis, Statistical Analysis, System Parameter Analysis, Voice/Data AFR, Voice/data DCR, PS RAB AFR, PS RAB Drop Rate, VoLTE AFR, LTE Data Access Failure Rate, VoLTE DCR, ERAB Drop Rate and Traffic, NTM NR ACC Access Failure Rate ( SA + NSA Weighted ), OEM NR ACC NSA Active RACH setup success ratio, OEM NR RET NSA SgNB triggered abnormal release ratio excluding X2 reset, OEM NR MOB NSA Inter gNB handover success ratio, OEM NR MOB Intra gNB intra frequency handover total success ratio, OEM NR MOB SA inter-gNB handover execution success ratio, NTM NR CAP DL Average UE Throughput, & NR DL Traffic Vol - MAC etc.• Traffic Balancing between Carriers to improve Network Quality using Idle Mode and Connected Mode Parameters. • Improve SINR, CQI; DL throughput via physical optimization and parameter tuning.• Parameter testing and implementation of parameters wide.• Mobility analysis for HO prep and HO execution failures and rectification to improve the same• Parameter Audit and Consistency Check for eNodeB.• Analysis of the current radio network - Initial Performance Analysis, Statistical Analysis, System Parameter Analysis, Cell Traffic Analysis, Uplink and Downlink Quality Analysis, Capacity Analysis and L3 Analysis.• Optimization Activities - Physical Changes, Parameter Optimization, Drive Test and Troubleshooting, Review of existing cell plan, Feature Optimization, Frequency Tuning, and Traffic Balancing.• KPI monitoring and change recommendations to customer according to benchmark KPI’s.• Network OSS auditing and parameter optimization for both cell level parameters. Monitored network Quality of Service, RRC Setup Success Rate, eRAB Setup Success Ratio, Call Setup Success Rate, CSSRTools Used- -• NetAct, Google Earth, MS Office, Putty, Linux, SQL, TeMIP, UCA, UOC, UTM, ALB. Show less