MOHAMMAD KAMRUZZAMAN

Email: adg6gk@r.postjobfree.com; Mobile: +61-416******; Address: 5/55-57 Wolseley Street, Bexley, NSW-2207; Australia; Valid USA work authorization (E3 Visa); NJ Full Driving License

Senior RF Design, Optimization and Performance Engr in 5G/VoLTE/LTE/3G/CDMA/EvDO in multi-vendor system with solid background in Project Management and Technical Leadership

WORK EXPERIENCE

Ericsson, Sydney, Australia Jun 2020 to till Present

5G RF Design Engineer (Optus Project – 5G Deploy + LTE Modernization)

Preparing Site Design Brief using HLD to Deploy 5G (n40 & n78) with AIR3239 & AIR6488, including mmWave (n258) with AIR1281; system dimensioning for coverage & capacity

Perform site candidate assessment, antenna model/location selection, Traffic analysis

Performing Planet Coverage prediction, Interference analysis/optimization, Ensuring design guideline met for different RF config & site solution, RF link budget calculation and analysis

SSV Test using Ericsson SRS Apps, DL/UL LTE & NR Streaming Test, YouTube Test using TEMS

link budgets analysis, system dimensioning for coverage and capacity including traffic analysis, frequency planning, interference analysis and optimization

Global Technology Associates, New Jersey, USA Jun 2019 to April 2020

Sr. VoLTE Optimization & Performance Engineer (Contractor for Sprint)

Performing cell level VoLTE/LTE/CDMA Optimization to improve KPI for Philadelphia market

Testing/Analysis of TCP/UDP test with iperf and X-Cal, traffic analysis in 5G Technology (B41)

VoLTE/LTE/CDMA Top offender analysis, troubleshooting to improve KPIs in Nokia system

Performance analysis, Stability Test of 5G and mMIMO (32TR/64TR config) site after RFS

Performing Feature Trial, Parameter Tuning in Market level, Traffic Balance in Mini-Macro, Idle Mode Redirection to 10MHz B25 in Nokia Airscale, UL Power Control Method tuning

Optimizing QCI1, QCI9 TM, shifting traffic from B26 to B25 10MHz to improve packet loss

Conducting Audit for New Site/Carrier, taking action to correct as per GPL for Sprint

Detail Drop Call events analysis with truecall, windcatcher, IMSI based call trace in Iris

Analyzing PCI confusion, RSI issue and taking action to resolve, Customer Complain analysis

Performing Root cause analysis & troubleshooting for Pilot pollution, drop calls, call set-up failures, handoff failures, poor coverage, low throughput, interference issues

Huawei Technologies Australia Pty Ltd., Sydney, Australia Jan 2018 – Jun 2019

RF Engineer (Optus and Vodafone Project)

VoLTE, LTE KPI analysis and taking action to meet KPIs after BTS swap for Sydney Metro

Identifying top offender sites in swap cluster, analyzing and taking action to improve KPIs

Performing Link budget calculation for Macro, IBC and Small Cells

Deploying mMIMO in Hotspot area and analyzing performance of mMIMO and AAU sites

VoLTE and LTE Parameter tuning of swapped sites to improve and meet the KPI target

Technical support to Site Acquisition / Deployment Team for new site or upgrade work

Post processing of DT logs and analyzing drop call, call failure, participating P3 Optimization

Telstra, Sydney, Australia Nov 2015 – Jan 2018

RF Engineer

Root cause analysis and taking action for Audio Gaps and packet loss for top offender cells

Traffic management trials, parameter optimization in Ericsson system for Telstra Network

Drop Call, Device/IMSI analysis using true call, Analyzing Layer 3 message in P3 Optimization

VoLTE Feature & Parameter trial, Traffic Management trial & optimization in Ericsson

Analyzing VoLTE KPIs, packet loss, muting and taking action to improve VoLTE/LTE KPIs

Parameter audit, aligning with National setting, Checking ANR and CA is functioning

Ensuring LAC/TAC mapping is correct, PSC/PCI retuning, 3G Neighbor re-tuning/optimization

Top offender analysis, Site Stability Check and Acceptance, Identifying sector swap issue

Capacity Management and CoW deployment for Special event (i.e., New Year Event)

Conducting Walk test through Nemo and Analyzing log files through Actix Analyzer

Naghsh-Aval-Keyfiat (NAK), Tehran, Iran Oct 2014 – Apr 2015

Radio Planning and Optimization SME

Traffic management trials, parameter optimize in cluster level, RCA of drop call using Astelia

Conducting detail audit of baseline parameter and feature in Ericsson system

Identifying/resolving network issues, VIP Customer complain analysis and providing solution

Analyzing 3G and LTE KPIs for top offender, External Interference analysis (with Agilent tool)

Huawei Technologies Australia Pty Ltd., Perth, Australia Aug 2013 – Jul 2014

RF Engineer (Vodafone Project)

SSV Test, new carrier upgrade Test in 3GIS, eJV, LTE Lite project

Post processing of DT logs, conducting problem analysis, analyzing scanner data to identify coverage hole, Pilot pollution area, Non-dominant server, interference from boomer cell

Parameter update for cell file, Participating P3 Survey, Customer Complain analysis

Single Site Verification Test, new carrier upgrade Test in 3GIS, eJV, LTE Lite project

Ericsson, Dhaka, Bangladesh Jun 2012 – May 2013

Radio Network Design and Optimization SME

Leading Radio Network Design and Optimization activity to improve Network Quality

RF parameter audit/corrected as per Ericsson’s best practice, Top offender KPI analysis

Performing physical (height/azimuth/e.tilt) and parameter optimization to improve KPIs

Frequency Scanning and Solution for External Interference, Analyzing DT logs through TEMS

Leading and Mentoring remote delivery team for Managed Service Delivery Services

Telenor (Grameenphone Ltd), Dhaka, Bangladesh Sep 2004 – May 2012

Principle Engineer/Senior Lead Engineer/Lead Engineer

Leading Optimization Team, Ensuring cost effective RF planning, design, optimization tasks

Supporting Site Acquisition Team, liaison with Sub-contractor to ensure smooth site rollout

Performing RF model tuning with PLANET, radio feature trial, business case analysis and commercial deployment, Mitigating Customer Complain due to network related issue

Maintaining KPI Dashboard and finding improvement scope to uplift Service KPIs

Swap Process Development, KPI Management and leading Acceptance Team

Root cause analysis for Top offender to improve KPI, finding key area to improve Cust Exp

EDUCATION

2003 – 2004: M.Eng in Telecommunication Engineering

Victoria University of Technology (VUT), Melbourne, Australia

1995 – 1999: B.Sc in Electronics & Communication Engineering

American International University Bangladesh (AIUB)

TOOLS / CERTIFICATION

Certification: Lean Six Sigma (Green Belt)

Drive Test Event Analysis: Windcatcher

OSS: Nokia NetAct, Huawei M2000/PRS, Ericsson Network Explorer, AMOS

Call Analysis: Truecall, Iris, Astelia

KPI Tools: Tableau, PRTS

Testing tool: TEMS, Nemo, Genex, X-Cal

Post Processing: Actix, Qvoice, Swissquall

RF Planning Tool: Atoll, Planet EV, Ascom

Preliminary Report Design: IXUS

Geo Data: MapInfo, Google Earth, ArcGIS

Spectrum Analysis: Agilent, Anritsu

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