Ramrenu Chakrabarti

Email: acurjm@r.postjobfree.com

Cell: +919*********

BACKGROUND and CARRER GOALS:

Accomplished hard core Telecom professional with versatile RF engineering experience and RAN skills in the areas of Optimization, Planning, Design, Tuning with LTE, WCDMA, GSM networks. Prolific trouble-shooter for RAN performance adapted to the design/planning, holding in-depth knowledge of 3gpp, Ericsson hardware, software, parameters, features, as well as Multivendor environments/equipment. Highly qualified in multiple disciplines and professionally trained at the Ericsson University. Keen to obtain a position as an RF Engineer LTE/3G/2G with opportunities to contribute with my skills and experience in Optimization,, Performance, Planning, Design, Tuning, Configuration, Parameters. With self motivated and smart working and customer focused nature, I am pursuing to specialize in LTE Optimization applying state of the art software and tools.

CAREER SUMMARY

July 2015 - Nov 2015 Diplomat in Nursing (Partial, Australian Govt. funded health care Industry training)

Nov2014 – Jan 2015 RF Engineer, Nexius Solutions Inc., USA

Jul2014 – Sep2014 RF Engineer, Sublime Wireless Inc., USA

Apr 2013 – Jun2014 RF Engineer, Kineticom Inc., USA

Oct 2010 – Apr 2013 RF Consultant, Ericsson India Global Services (India)

Jun 2010 – Oct2010 Deputy General Manager, Alcatel-Lucent MS (India)

Aug 2008 – Jun 2010 RF Engineer,Ericsson, Plano, TX, USA (Consultant)

May 2007 – Jul 2008 Specialist-Support, Ericsson India Pty. Ltd.

May 1998 – Apr 2007 UTRAN Engineer, Ericsson Australia Pty. Ltd.

Mar 1996 – Oct 1996 Network/Data Comm. Engineer, Haltek Pty Ltd, Melbourne, Australia

Nov 1995 – Mar 1996 Network & Systems Support Engr,GEC Alsthom IT, Melbourne, Australia

May 1995 – Nov 1995 Computer Systems Officer, Vic Roads, Melbourne, Australia

Nov 1992 – Mar 1995 Systems Administrator TAB of VICTORIA (gaming), Melbourne, Australia

CORE COMPETENCIES, SPECIALTIES AND STRONG SKILLS

RF Performance / Planning, Design, KPI Optimization, Improvement LTE, 3G, 2G, WCDMA

Initial Tuning and Configuration Verification 3G/LTE; Pre/Post Launch

RF survey-Antenna Tilt, parameter, RAN features, Drive Test Analysis

Analysis: Pilot Pollution, Dominance, Interference/External, Handover, Throughput, E2E, Code Power CE utilization, Paging, capacity, coverage

RF/multicarrier Performance troubleshooting cell (re)selection,IFHO,IFLS,UTRAN,RNC,RBS,eNB

Mentum Planet experience in LTE/UMTS Design, CDD, Prediction, Simulation, Analyses

Collection/analysis of logs/traces – Drive Test TEMS, Uetr, Ueh, GPEH, CTR

IBS, Coverage Enhancement, HPA, extended cell range, DAS nodes

OSSRC network management, RNO, BO, WNCS, WMRR, NOX, Samsung LSMR, BSM

RF tools: Sprint / Samsung KPI tools, Actix, TEMS, Actix, Mentum Planet, OSS,BO, UNIX, moshell, SQL, Perl, scripts, Gladiator, Asset, MCOM, spectrum analyzer, Agilent, JDSU, Link Master LML, Windcatcher, Google Earth, Schema Maxima Mentor, Optimization Tools/scripts etc.

EMPLOYMENT & EXPERIENCE

Nov 2014 - to Jan 2015 RF Engineer, Nexius Solutions Inc., USA

RF Engineer, Sprint, Minneapolis market

•Triband Optimization LTE 800/1900/2500 (FDD, TDD)

•RF design verification, Simulation; Mentum Planet

•Neighbor /ANR, parameter / eCSFB / X2 / RSSI / HARQ audit & analysis & Optimization

•Parameter Trial / Evaluation Pre-Post performance and reports preparation

•KPI monitoring – Improvement - Regular; Pre/Post

•Drive Routes, Drive Test log Analysis and Optimisation and Recommendations and reports

•Acquired appreciations on timely turnout of 2.5 TD LTE Deployment; OAC

•Site Decommissioning Evaluations (WiMAX)

•Antenna Tilt/AZimuth Optimization; Simulation; Prediction (Planet)

•Customer Complaints LTE, CDMA, EVDO

•Constant interaction with the national NPI and evaluate/roll out recommendation

•Event monitoring and load sharing/hicap parameters adjustment

Jul 2014 - to Sep 2014 RF Engineer, Sublime Wireless Inc., USA

RF Engineer – SPRINT Boston

•Contributed in 2.5 GHz LTE design using Planet / Running predictions/grid/search ring analysis.

•Reorienting Antenna on Rooftops for 5m resolution Universal Model analysis

•Assignment of Propagation Models to 1.9/2.5 GHz sectors

•800 MHz Antenna Tilt rectification, matching switch settings

•Validate 2.5 GHz LTE design documentation

•Praised by management for timely RFDS posting

•Worked on Siterra and Clearvision databases

Apr 2013 - to Jun 2014 RF Engineer, Kineticom Inc., USA

RF Engineer – Cricket Wireless, San Diego Market [Oct 2013 – Jun 2014]

•Contributed in CDMA, EVDO Cellular Network Optimization/Troubleshooting

•Mentum Planet: Maintained database, Prediction, Analyses, Optimization

•Participated in 6 sector to 3 sector conversion and breaking simulcast, Antenna Upgrades

•DAS nodes Throughput Optimization, Capacity, Coverage

Praised by management on timely completion of Cluster data collection, post process, Analysis and Coverage Optimization (tilt, parameter adjust, KPI monitoring)

•Involved in Performance monitoring/Cluster Optimization, Reports (cPerformance) / Schema, Antenna annlysis and adjust post upgrade

RF Engineer III – Modernization, T-Mobile Project, Las Vegas Market [Apr 2013 – Jun 2013]

On-the_Job accomplishments

•Involved in Cellular Network Modernization 2G+AWS UMTS2100+PCS UMTS1900+LTE, Ericsson 6000 series, coverage, RSRP, RSRQ, CS_Fallback testing

●RBS/AIR Antenna, site/sector/carrier launch

•LTE performance monitoring / optimization

•Admired by management on timely completion of Cluster Optimization RF survey; on-line tilt, parameter manipulations & KPI track

•Configured ACTIX: Tilt Analysis, Overshooting cells, Drive logs/plots

•Maintained ASSET database (Antenna types, Tilts)

•Complemented for demonstrating Expert Ericsson knowledge KPI (LTE/3G/2G) Monitoring, Parameter/neighbor Optimization, Voice KPI enhancement, Inter frequency load sharing, Worst cells, Throughput analysis, DAS systems (Inter-vendor),

Initiated an unique parameter audit method and completed market wide audit within deadline.

Solved Load sharing problem,HS/Eul, RACH, Power utilization with custom 3G,2G parameters

•Tools used : ASSET, ACTIX, MapInfo, T-PIM, OSS, Intucell, Schema Ultima Mentor, FACTtool

•Coordinated Regional/FSC Meetings, Personalized Customer Support-CS/PS service

Oct 2010 - to Apr 2013 RF Consultant, Ericsson India Global Services

On-the_Job accomplishments

•Conducted AT&T Pre / Post Launch RF Optimization and carrier expansion, SSV

•Analyzed and Troubleshooted AT&T GNG, G2G, G4G drive tests and recommendations

•Overviewed team project AT&T LTE Initial Tuning, DT analysis, KPI

Appreciations from management on accurate and timely delivery of UMTS NPI / HSDPA/ Eul Throughput in multicarrier configurations

Devised an unique method for parameters consistency check /optimization and Formulae and Counters. It saved huge man hours compared to the manual method using TEI

Complimented by Management & Customers on 2G to 3G Reselection, PSC planning, Paging, Retainability and Handover PARAMETER optimization (Exquisite 3G knowledge)

•Used tools Gladiator, Actix, Mapinfo, MCOM,TEMS, i-Manager (Huawei), Scrambling Code Analyser, HONL tools, boundary optimizer, Overshooters, ESPA, SQL, moshell, google earth, Spectrum Analyzer, Wireshark, Business Objects (BO), Protocol Analyzer (K18)

Supported Global Customers : Vodafone India/ Netherland [Ericsson], Mobistar Belgium [Huawei],Aircel India, Airtel Nigeria

•Traffic dimensioning for Radio part according to Traffic model and link budget

•SCFT/AT Cluster DT route planning/log analysis, pilot pollution, Dominance, Interference, KPI, Coverage against prediction (TCPU) plots (Ec/No, RSCP)

•Solved Interference, Dominance, propagation, RSSI, TMA, antenna tilt/azimuth issues

Applauded by management from vendors/customer on steering a lead role in an investigation on multivendor (Ericsson, Huawei included) Iu-PS RAU issue (Collaboration testing)

•Verified, tested and implemented features/License : UMTS: IRAT, URA_PCH, CPC

•Contributed in planning 3G network expansion using Mentum Planet, Cell Design, Bearer planning, Traffic Analysis/Monte Carlo simulation, Propagation.

Highly Praised by the company VP For mentoring ~30 Engineers on 3G skills & WRAN expertise

Acquired lot of appreciations on spreading in-depth skills on OSS RNO and RNC, RBS tracings e.g., GPEH, UETR, UEH, AMOS – across the whole ‘Technical Engineering department

Jun 2010 – Oct2010 Regional RF NPO Lead (Deputy General Manager), Alcatel-Lucent MS (India)

On-the Job accomplishments

Led RF/GSM/CDMA/EVDO network performance optimization/enhancement-Eastern Region.

•Mentored the RF personnel in circles on 3G preparedness.

Managed execution of Worst Cell analysis & guided the field team to solve HW/SW issues

•Conducted Frequency planning, AFP, OPTIMI tool, Parametric audit/optimization

•Delivered multivendor HW/SW interfacing Alcatel-Lucent, Motorola, ZTE, Huawei NPI chore

•Overviewed ALU network/performance management tools (2G)

Praised by management on expertise on materials preparation, coordination of Head quarters management team CUSTOMER meetings with other nationwide counter parts

Aug 2008 – Jun 2010 RF Engineer, Ericsson USA, Plano, TX (Consultant)

On-the_Job accomplishments

•Rendered RF TUNING&NPI AT&T WCDMA, multicarrier implementation support

•Executed KPI improvement, CIQ, parameter/baseline, Tilt/neighbor/cpich optimization

•Conducted OCNS, IRAT/IFHO, EUL/HSPA, troubleshooting RF/UTRAN issues (HO, drop, coverage, interference, antenna, sweep tests)

•AT&T ~50 Markets pre/post launch tuning/optimization; SSV; Carrier expansion

•Team Lead: New England, Chicago, Puerto-Rico Markets pre/post launch tuning/KPI

Admired by Managers on exquisite UTRAN skills/Ericsson Knowledge employed at right time on specific customer complaint calls

•Fault troubleshooting; DT; site frequency retune; attenuation; Ul-Dl path balance

•Delivered customer solutions TMA; RFDS compliance; 7.2/14.4 Mbps testing

Contributed to success with right configurations on BENT wireless project: HSPA 21.6 Mbps testing Drive test, Ue testing, Handover testing

T-Mobile: SFO market : RF UMTS optimization project ; Successful Market Launch; RF Field support; Neighbor Optimization; E2E network performance troubleshooting

•RF Engineering/UTRAN, KPI optimization, QoS, throughput, alarm/emergency handling (traffic balancing), troubleshooting (coordinate with RNC, Node-B’s team)

•Network Performance Improvement (GnG, G2G drives), CS/PS calls, RNC with core nodes;

Successful in Event KPI monitoring, capacity, coverage planning, hicap parameters,on line AT&T

•Site/cluster launch, optimization, Drive test support/Anlysis, AT&T, T-mobile, In building solutions; DAS; Special event monitoring/real time support/parameter manipulations

Effective tools Use: Sonar, Actix, Mapinfo, MCOM,TEMS, OSS, Business Objects (BO), scripts

Motivated and Mentored about 20 engineers : customer deliverables

Project manager, TEAM LEAD support and proxy on customer interactions/deliveries.

Complimented by customer:60W RU introduction, RSSI engineering, HS T’Put (Chicago Market)

May 2007 – July 2008 Specialist-Support, Ericsson India Pty. Ltd.

On-the_Job accomplishments

Led a team of Engineers for RF support on UMTS deployment, coverage drive test, KPI, troubleshooting (RNC, Node-B’s), tuning, Optimization; E2E service recovery

•WCDMA RF optimization, tuning, stabilization, Network interface with core nodes

Executed to customer satisfaction RF– inter system operations, Parameters, Neighbor Optimization, oss, tracings, scripts (also, GSM BSS)

Developed scripts for site pre-launch and directed field staff – saved huge man hours

•Nationwide customers, Meetings, Reports, Site Acceptance, Capacity expansion

Managed and mentored a team of Engineers on RNC, BSC, RBS customer support

May 1998 –April 2007 UTRAN Engineer, Ericsson Australia Pty. Ltd.

On-the_Job accomplishments

AT&T (USA) UMTS RF survey part in on-site integration testing (6 months in USA, Recognized)

•AT&T (USA) Dallas & San Francisco markets Initial Tuning/Optimization (RAN+RF)

Highly Appreciated on AT&T UMTS Initial Tuning and cluster optimization, performance tracking

NRJ, Japan WCDMA RAN Engr, pre/post launch tuning, Cluster Optimization

Telstra 3G850 and Hutch3G RF optimization, tuning, Antenna Testing, PIM, sweep, stabilization, KPI, core nodes, worst cells, parameters (Also, Jersey project Telstra+Ericsson)

Successfully Troubleshooted call drops, Network Access, RACH Bler - field support, RAN HW

Praised by managers for contribution in Emergency handling e.g., Routing Area, Node-B, sites

•Network KPI Improvement and customer OJT, verification of New SW, W-CDMA RAN features

•W-CDMA systems, Multi-Vendor Interworking e.g., RNC & Alcatel MGW interface; Rehoming for Nortel MSC. Core enhancements/Iu-FLEX RAN

•RAN regression testing – TOL. Voice mail testing. Ameritec call generator.

Established RF Support for verification of New SW, W-CDMA RAN features, deployment

Spot-On WCDMA Network stabilization, Configuration, Tuning, ISP improvement projects

Team Leader:On line customer support – emergency handling, 24x7 roster – fault data collection - strong SLA and result focus; WCDMA & GSM (Vodafone & Telecom Australia & Hutch 3G)

•Worked with Tools,BO, OSS RNO, Uetr, Ueh exception, GPEH, WNCS, UNIX, moshell, scripts

•BTS, Field Troubleshooting, Cell Radius, Coverage, RF power, TMA; post SW & HW upgrade

Managed and collaborated Internal/External Meetings,VIP customer support (CEO appreciated)

Mar 1996 – Oct 1996 Network/Data Comm Engr, Haltek Pty Ltd, Melbourne, Australia

On-the_Job accomplishments

•Installed and maintained and supported LANs, WANs and ISDN and Data communication systems at customer premises.

•Designed and implemented data communication networks employing X25, TCP/IP, SDLC (SNA).

Nov 1995 – Mar 1996 Network & Systems Support Engr, GEC Alsthom IT, Melbourne, Australia On-the Job accomplishments

•Installed and supported customers of Data Communication network in LAN/WAN

•Supported routers and voice/data Bandwidth Management Systems

High level of recognition from Victorian Power Corporation for modernizing/refurbishing LAN

ACADEMIC QUALIFICATIONS

July 2015 - Nov 2015 Diploma in Nursing (Incomplete, Australian Govt. funded health care Industry training)

Feb 1994 - May 1998 Post Graduate Diploma in Telecommunication

(Part Time) Engineering, Royal Melbourne Institute of Technology (RMIT), Melbourne, Australia. [Part of a Master of Engg course]

Feb 1994 - May 1998 Post Graduate Diploma in Computer Engineering,

(Part Time) RMIT, Melbourne, Australia. [Part of a Master of Engg course]

Jul 1992 - Nov 1997 Advanced Certificate of Electronics, Stage 2 Radio

(Part Time) Communications Technician, RMIT, Melbourne, Australia.

Aug 1975 - Dec 1978 Bachelor of Engineering, Electrical Technology and

Electronics, Indian Institute of Science, Bangalore, India.

Aug 1972 - Aug 1974 Master of Science (Physics), Indian Institute of Technology,India.

Ericsson University Trainings (Instructor Led, Classroom)

LTE/WCDMA/GSM Air interface Radio Functionality Protocols & Procedures Troubleshooting Performance Mgt & Optimization Initial Tuning Radio Network Design RBS MGW BSC RNC Data Comms

PROFESSIONAL MEMBERSHIP: IEAUST (Australia); MIETE (India)

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