Black & Veatch, Denver, CO Mar 2014- Oct 2014

&  AT&T Oklohama (AMDOCS)

·   Created RFDS (Radio frequency data sheet) based on existing and proposed antenna configurations.

·   Worked on the data services & Network for Auto Forms tool with Black & Veatch for AT&T Denver .

·   Involved in AT&T Networking process for New Site builds & Antenna positioning.

·   Worked on pulling data through main data base using SQL queries like Update,Delete,Slect,Where,And etc etc.

·   Worked on suggesting RRU in site as per requirements .

·   Worked on RFDS Bulk update spreadsheet for filling required fields in different tabs like Individual, Final tabs which were mandatory requirement by the market.

·   Worked on Antenna positioning in Plumbing Diagram as per market requirements.

·   Worked on design for Fiber Optics requirement and meetings for approvals.

·   Worked on different carriers of AT&T antenna and site based data like 1C, 2C, 3C.

·   Assisted Optimization team for drop call verification and KPI verifications .

·   Utilized information provided by AT&T like FA Locations/RFDS ID/ Sites /ATOLL Name for Sites create .

·   Worked  on FAA/FCC submissions and underwent training on FAA/FCC  & FAS submissions while in AT&T project .

·   Worked on ATOLL Propagation Modelling ,Prediction calculations .

·   Worked on editing data in RFDS bulk update sheet and master update sheet as per market requirements by entering data manually.

·   Designed RF network and created RF Data sheet (RFDS).

·   Created plumbing diagram for GSM, UMTS and LTE sites.

·   Maintain the cellular network site database using Auto-forms.

·   Work on MS Excel and MS Visio to create the Plumbing Diagram and master data sheets as per market requirements.

·   Use Atoll (design tool) output to create Site, transmitter and cell database (STC Tables).

·   Discussed the cell sites physical configurations with field engineers.

·   Audited the existing network and proposed the design plans for the advance technologies.

AT&T, New Orleans Louisiana

Celcite/Amdocs

RF Design Engineer(II)Jan 2014 –Mar 2014

·   Involved in data correction and updates by manual process for bulk update spreadsheets and GUI based process in  AUTOFORMS tool .

·   Worked on creating RFDS (Radio frequency data sheet) based on existing and proposed configurations.

·   Pulled data for GSM/UMTS/LTE for SITE/TRANSMITTER/CELL(STC Table ) through ATOLL geoselector for data corrections and updates like for Height/Azimuth/Propagation Model/Antenna Information etc

·   Worked on instructions provided by AT&T Senior management for updating Antenna Information in GSM, UMTS, LTE .

·   Involved in ATOLL Monte Carlo simulation for traffic issues and network troubleshoots for multi-technology networks .

·   Involved in Monte Carlo Simulator tool process for analysis of each individual USER for supporting UMTS/LTS/HSDPA types .

·   Worked on RFDS Bulk update spreadsheet for filling required fields in different tabs like Individual, Final tabs which were mandatory requirement by the market.

·   Involved in data correction and updates in ATOLL tool  as per market’s requirement by referring old RF data sheet and new instructions .

·   Involved in RFDS bulk spreadsheet data updates and editings as per requirement by market .

·   Reassigned the FA Locations/RFDS ID/ Sites /ATOLL Name.

·   Worked on Antenna positioning in Plumbing Diagram as per market requirements.

·   Created plumbing diagram for GSM, UMTS and LTE sites.

·   Worked on editing data in RFDS bulk update sheet and master update sheet as per market requirements by entering data manually.

·   Created RF Data sheet (RFDS) and worked on Plumbing Diagrams for different Antenna positions according to market’s requirement .

·   Work with Design team to solve data integrity issues in network.

·   Audited the existing network and proposed the design plans for the advance technologies.

·   Discussed the cell sites physical configurations with field engineers.

·   Worked on Sites manually using programs like MS Excel for data updates and MS Visio to create the Plumbing Diagram as per market requirements.

RF Engineer (RFDS Engineer II) May 2013 – Oct 2013

Ericsson (Plano, TX)

·   Worked on the data services & Network for Auto Forms tool with Ericsson for AT&T Plano, TX.

·   Created RFDS (Radio frequency data sheet) based on existing and proposed antenna configurations.

·   Worked on RFDS Bulk update spreadsheet for filling required fields in different tabs like Individual, Final tabs which were mandatory requirement by the market.

·   Worked on different carriers of AT&T antenna and site based data like 1C, 2C, 3C.

·   Processed and analyzed the data collected, and made changes to the RF Parameters in order to optimize the clusters.

·   Utilized information provided by AT&T like FA Locations/RFDS ID/ Sites /ATOLL Name for Sites create .

·   Worked on Antenna positioning in Plumbing Diagram as per market requirements.

·   Worked on editing data in RFDS bulk update sheet and master update sheet as per market requirements by entering data manually.

·   Designed RF network and created RF Data sheet (RFDS).

·   Created plumbing diagram for GSM, UMTS and LTE sites.

·   Maintain the cellular network site database using Auto-forms.

·   Work on MS Excel and MS Visio to create the Plumbing Diagram and master data sheets as per market requirements.

·   Use Atoll (design tool) output to create Site, transmitter and cell database (STC Tables).

·   Discussed the cell sites physical configurations with field engineers.

·   Audited the existing network and proposed the design plans for the advance technologies.

3S Networks Inc., Mar 2012 – Feb 2013

RF Engineer

·   Processed and analyzed the data collected, and made changes to the RF Parameters in order to optimize the clusters.

·   Worked on the Post launch optimization of the WCDMA Network for AT&T, Houston, TX.

·   RF Optimization, signal verification and data collection for both GSM and CDMA system.

·   Drive Tested and Optimized for WCDMA Network using Mentum Planet, Agilent and Wind catcher.

·   Experienced in DAS in Building Solution including Testing, troubleshooting, plotting and Designing.

·   Used Windows application, MapInfo and IBWAVE tools for analyzing, Designing DAS projects.

·   Created RFDS (Radio frequency data sheet) based on existing and proposed antenna configurations.

·   EVDO Drive Test using QCTEST CAIT, TEMS Investigation, Agilent 12.0

·   Test and obtain data for various testing scenarios like RF signal measurement, voice calls, Softer Handover, Soft Handover, Hard Handover, PDP context, IRAT, Single Site Verification.

·   Consistency check for nodeB/eNodeB parameters and Alarm check for NodeB and RNC.

·   Gathered relevant information for data fill, Neighbor list including all Technologies 3G macro and IP sites and DAS systems when Applicable, BCCH & TCH frequency and MAIO/HSN definitions, BTS Parameters (o/p power, AMR settings GPRS/EDGE settings etc), Coverage or capacity mode, # of TRUs. Performing Shake down test on each site to check for throughput and Handover functionality performance (Inter handover and Intra handover), also checking that the network site is functioning properly, antenna positions, antenna directions or tilt and swapped feeders, neighbor relations list.

·   Setting the down tilts and adjusting the azimuths for each sector of the cell site to improve the performance of the coverage area.

·   Experience with the neighbor list changes and analyzing the dropped calls and improving the FER performance on the cluster network.

·   Performing Sector Test, Sector swaps and Special Routes for Trouble shooting cell sites.

·   Performing Cluster Drives using Agilent E6474A for testing Sector Swaps and Search window performance for different number of chips.

·   Post processing the data collected using Wind Catcher and analyzing the dropped calls and coverage issues.

·   Currently working on Pre launch optimization of LTE network.

·   Drive Tested and Optimized for LTE Network using TEMS Instigation 12.1 and Actix.

·   Shakedown and sweep tests performed on the cell sites.

·   Trained and Coordinated the Drive test teams.

·   Proficient with MapInfo and Microsoft streets and Trips and also assisted the RF engineers in review and validation of the log files obtained by the drive test.

Network System Engineer Jun 2011 to Feb 2012

3S Networks Inc

AT&T: 4G (4G LTE)

•          Involved in major site launch of AT&T.

•          Phase-1, On call with RF engineers to perform stationary test to verify the PCI, RSRP, Azimuth and check for swap feeder cables.

•          Collected data for RF activities/parameters via AT&T’s 4G air card using TEMS 12 data collection tool.

•          Measured bandwidth, transfer rate and throughput using the respective iPerf commands.

•          Provided site integration support, RNDCIQ preparation, RFDS Creation.

•          Test cases included performing Soft, Softer & Iur handovers; determining the HSDPA & HSUPA throughput; performing Emergency Call 911 & establishing multi-RAB connections

•          Collected drive data for Ericsson in different markets for pre launch and post launch purpose using drive tools such as Agilent v.12 & TEMS v.10 for UMTS network and ability to use Streets & Trips

•          Processed collected drive data for Alcatel-Lucent for CDMA network with the help of the knowledge of Qualcomm’s QXDM (Version 3.11.35) drive testing tool and ability to read the Street Atlas

•          Collected data for Voice and EVDO

•          Assisted providing creating RFDS (Radio frequency data sheet) based on existing and proposed antenna configurations.

•          Analyze Data calls, Intra and Inter eNodeB handovers, signal strength (RSRP), CINR and DL/UL Throughput using TEMS & Update RF Engineer about Missing HO and solving Dropped connection problem.

•          Created/modified plumbing diagrams showing connection between all devices used at the cell site: Antennas, TMA, AISG, MCPA, RET unit, Diplexers, and RBS (ALU, Ericsson) based on customer needs.

•          Analyzing traces and Drive test of the first LTE call, checking MIMO behavior, throughput, SINR.

•          Worked on CSFB ( circuit switch fall back ) LTE devices from Samsung on ATT network.

•          Perform TCP/UDP throughput testing on live network(B17). Optimize the window size, MTU to get max throughputs.

•          Observed and identified Layer 3 messages for events associated with data cards.

Client- AT&T: UMTS (3G) Pre-Launch Tuning and Optimization

•          Performed RF data collection for NCAL region using TEMS investigation and AglientE6474A.

•          Performed Single Site Verification (SSV) and Inter Frequency Handover (IFHO) drives for UMTS 850/1900 band using TEMS.

•          Performed cluster drives for UMTS 850/1900 band using Agilent.

•          Recorded ftp session success rates of HSDPA and EUL by measuring the average and peak throughputs.

•          Initial testing in the deployment of 4^th Carrier (capacity and coverage).

•          Special drives involving scenarios to do a voice call and download data simultaneously.

•          Successfully able to simulate any type of scenario given by engineers.

•          Able to troubleshoot and analyze the reason for dropped calls, IFHO or IRAT failures.

•          Provided UTRAN engineers with valuable information regarding dropped calls/blocked calls, Low RSCP and throughput issues.

RF Engineer Jan 2010 - May 2011

AT&T (Houston, TX)

·   Drive Tested for WCDMA Network using Mentum Planet, Agilent and Wind catcher.

·   Processed and analyzed the data collected, and made changes to the RF Parameters in order to optimize the clusters.

·   Created RFDS (Radio frequency data sheet) based on existing and proposed antenna configurations.

·   Test and obtain data for various testing scenarios like RF signal measurement, voice calls, Softer Handover, Soft Handover, Hard Handover, PDP context, IRAT, Single Site Verification.

·   Performing Shake down test on each site to check for throughput and Handover functionality performance (Inter handover and Intra handover), also checking that the network site is functioning properly, antenna positions, antenna directions or tilt and swapped feeders, neighbor relations list.

·   Setting the down tilts and adjusting the azimuths for each sector of the cell site to improve the performance of the coverage area.

·   Did Optimization of a pre-launch market by making recommendations for missing neighbors, parameter changes, feature activations on drive test data to improve the system performance and providing tilt recommendations.

·   Did cell designation for sites to be launched.

·   Did  post processing and Optimization of the drive data such as a Cluster or a SSV.

·   Drive Tested and Optimized for LTE Network using TEMS Instigation 12.1 and Actix.

·   Shakedown and sweep tests performed on the cell sites.

·   Trained and Coordinated the Drive test teams.

·   Proficient with MapInfo and Microsoft streets and Trips and also assisted the RF engineers in review and validation of the log files obtained by the drive test.

·   WCDMA- Analyzing the Log file and Troubleshooting using TEMS.

·   Analyzing the Log file and Troubleshooting data using TEMS

·   Drive Test using TEMS. Checking Voice call, T.V Streaming, Video Call and Internet Testing. Analyze drive test log files for new site, swapped and new additional TRX on air site, by making sure frequency were correctly assigned, site was absorbing traffic, all type of Handovers was in order etc.

·   Drive tests the area surrounding the site to determine the coverage and handover. Checking the sites for any Drop calls and call congestion.

·   Determine height, azimuth and tilting of antennas

·   Prepare documentation and report for the entire site visited.

RF Engineer Mar 2008 - Dec2009

3S INC -: AT&T (Dallas, TX)

·   Analyzed the Log file for Troubleshooting the drive test data using TEMS & JDSU.

·   Drive Test using TEMS. Checking Voice call, T.V Streaming, Video Call and Internet Testing. Analyze drive test log files for new site, swapped and new additional TRX on air site, by making sure frequency were correctly assigned, site was absorbing traffic, all type of Handovers was in order etc.

·   Drive tests the area surrounding the site to determine the coverage and handover. Checking the sites for any Drop calls and call congestion.

·   Drive Test : Checking New Site, co-location site, Re-homing, Expansion, Low power, Cross Feeder, Cell Parameters, Trouble Shooting and all kind of Hand over Testing.(1.Intra-Site,Intra- band, Inter band 2.Inter-Site: Intra-band, Inter-band.).

·   Determine height, azimuth and tilting of antennas

·   Prepare documentation and report for the entire site visited.

TECHNICAL SKILLS:

·               Technologies: GSM, CDMA, UMTS, LTE

·               RF engineer Softwares: AUTOFORMS, Mapinfo,  ATOLL ,WINDCATCHER,Mentum Planet XCAP.

·               Trained On:- Informatica ,ETLSQL,Reporting Tools

·               Drive Testing Software: Agilent, TEMS, NEMO,XCAL

·               Analytical Software: MATLAB, System View, MS Visio,MAPINFO

·               Programming Languages: SQL,C,C++,XML

·               MS Office tools: Excel, Power-point, Word,MS VISIO

EDUCATION:

Bachelors of Engineering (BE)—Instrumentation Engineering (2002)

                                           Osmania University, Hyderabad, India.