MOHAMMED AHMED ALI

Phone: +1-587-***-**** Email: adcf3e@r.postjobfree.com Address: 910 18 ave SW, Calgary, AB

Position

Sr. RF Engineer

Profile

Senior Telecom professional with over 10 years of experience in the field of RF optimization, design and Triage engineer . Proven expertise in UMTS/LTE/VoLTE/Wifi & GSM domain providing remote and end customer interfacing management for telecom vendors. Extensive global and diversified telecom experience with major Telecom vendors and operators like Amdocs (USA), Nokia (South Africa), Huawei & Ericson (Nigeria), Value tech (Saudi Arabia), and NSN (India).

Qualifications

And

Competencies

A highly experienced and results driven practitioner recognized by peers and supervisors for outstanding technical skills and a strong desire to succeed. Practical skills backed by an engineering degree (Electronics and Communication) and proficiency in the following tools:

Programming Languages – SQL, Python, C#, C++

Optimization Tool – i-Manager, LMT, NetAct, Netco, Naster, U2000, Redar,

Planning Tools – Atoll, U-Net, iBwave

Mapping Tools – ActixOne, MAPINFO, MAPBASIC, MCOM, Genex assistant, Probe Analyzer.

Drive Test tool – TEMS Investigation 6.0, 8.0.3, 9.01, Nemo, Genex probe Actix.

Key qualifications and competencies:

RF Optimization and Design:

Experienced in KPI Analysis at the network level and providing recommendations for network improvement on LTE and UMTS Networks

Optimizing RAN upgrade the infrastructure through band additions and 5G deployments

Feature trials and their recommendations for network-wide rollout, self-optimizing network (SON), parameter/feature optimization, mobility management, traffic balancing.

Performed UMTS and LTE practical post launch optimization

Conducted technical site surveys for defining antenna type and location

Performed analysis of scanner and spectrum analyzer results to handle the external interference

Providing capacity analysis, Traffic balancing (eNB, RNC, BTS, BSC, area & City level)

Performing grid-level RSRP, RSRQ, RSCP, EcNo, Pilot Pollution analysis and physical/logical recommendations to improve NQI

Knowledgeable in L3 message analysis and troubleshooting

Experience with 2G to 3G mobile internet reframing

Responsible for troubleshooting network degradations, determine root causes, and look for ways to prevent or reduce the impact to our customers

Extensive Experience in Triage Processes:

Time critical response for all the major degradations

Identification and immediate resolution of all performance effecting issues

Co-ordination and troubleshooting with Operation and Maintenance for time and cost-efficient solutions

Escalation and resolution of transmission issues

End-to-end network monitoring and solutions

Co-ordination with optimization teams

Experience

Senior RF Engineer (contract), Bell

COMsolve, CANADA

(October 2018 – September 2019)

Responsible for driving and collecting network measurements as well as post processing and Benchmarking.

Responsible for overall delivery of LTE site performance.

Optimization & Tuning of the network to improve the coverage area.

Cluster level optimization, implementing hard and soft optimization.

Provide technical creativity in solving problems and leadership to the project team.

Senior RF Engineer (contract), Telcel Project (Mexico)

Amdocs, USA

(October 2015 – May 2018)

Worked on optimization and triage solutions for LTE networks

Worked on optimization of accessibility, retain ability, UL/DL throughput, mobility and CSFB

Conducted daily analysis and checks required for availability and alarm

Analyzed low traffic I/0 traffic cells

Performed analysis of availability issues (transmission, hardware, and alarms)

Worked on feature implementation ICIC, ROHC, ANR, MIMO

Conducted traffic sharing by HO parameter and MLB feature

Analyzed high utilization of TTI/PRB/PDCCH congestion

Conducted analysis of low throughput cells and solution

Senior RF Consultant (contract), VODACOM Project

NSN, South Africa

(September 2014 – August 2015)

Performed optimization and tuning of the network to improve the coverage area

Conducted user throughput testing and achieved data rates of 16Mbps minimum DL and 10Mbps UL

Performed optimization through Physical Antenna Changes (tilts, azimuth)

Analyzed coverage, SINR and UL/DL throughput

Analyzed overall Cluster performance based on the drive test data

Identified overshooting cells and provided required recommendations

Provided SCFT/Cluster optimization report including RSRP, SINR and Uplink/downlink user throughput plots, PCI plots and Histograms

Analyzed RRC drop, RRC setup failure and HO failure for provided drive logs

Monitored performance and reported on network KPI such as RRC setup success rate, DRB setup success rate, E-RAB setup success rate, RRC drop rate, E-RAB drop rate, intra and inter eNB Handover success rate, cell availability, etc.

Audited RF Parameters to check network consistency

RF Optimization Lead (contract), MTN NPI Project

Huawei, Nigeria, Lagos

(September 2012 – April 2014)

Managed overall delivery of LTE site performance

Provided expert knowledge of eNodeB RF Parameters and changed different parameters to improve KPIs

Optimized existing and new networks, including KPI analysis such as CSSR, e RAB-RRC setup & retention, call drop, pilot pollution, handover & handoff problems (Intra, Inter & IRAT), server inconsistencies, power control, etc.

Performed cluster-level optimization, implementing hard and soft optimization

Provided recommendation for neighbor additions/deletions by visual check

Managed customer interface for all kind of queries on weekly basis along with daily interaction with customer performance team

Provided leadership to project staff and managed tasks within the team

Defined project deliverables

Provided technical creativity in solving problems

Prior Work Experiences

Senior RF consultant (contract), ERICSSON Project

Laplace Technologies, Nigeria

(October 2011- August 2012)

Telecom Product Support Engineer (Telecom Pre-Sales), STC Project

Value -tech Solutions, Saudi Arabia

(June 2011 – September 2011)

Pre-Sales of 2G & 3G tools

OptiMo (MOBILITY BASED NETWORK OPTIMISATION)

VizMo (MOBILITY BASED NETWORK PERFORMANCE MONITORING)

CovMo (AUTOMATIC INDOOR NETWORK COVERAGE HOLE DETECTION)

Senior RF Consultant (contract), Ericsson – NIGERIA – (Zain) Airtel project

Logikal Consulting Pvt. Ltd., South Africa

(August 2010 – April 2011)

Senior RF Consultant, Telkomsel-Jakarta; Reliance- Hyderabad Project

Integrated Wireless Solutions Pvt. Ltd., New Delhi, India

(December 2008 – June 2010)

RF Engineer, Vodafone- Hyderabad; Reliance- Hyderabad

Integrated Wireless Solutions Pvt. Ltd., New Delhi, India

(September 2006 – November 2008)

Successfully completed BSNL Project on WCDMA in Telecommunications

Education

Bachelor’s degree (Electronics and Communications)

Jawahar Lal Nehru Technical University, Hyderabad, India

(December 2001 – June 2005)

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