Aref Qaruoty

Mobile: +1-949-***-****

Email: acvmww@r.postjobfree.com

Skype: aref_farook2002

Address: *** *** ****** **.

Irvine, CA 92602

*** Green Card holder /// No Sponsorship is needed

Overview

10 years of successful experience in different areas of mobile telecommunication covering 2G, 3G and LTE technologies delivering RAN (EUTRAN (LTE)/Volte/WRAN /GRAN) services such as design, initial tuning, RF optimization and OSS operations and system administration with a reputation for meeting the most challenging technical goals and objectives. A pragmatic and focused individual recognized for completing tasks and projects within time and specifications boundaries better than expectation with following skills achievements and experience:

Strong knowledge and experience in Ericsson HW/SW/Solutions portfolio

Hands on strong UNIX automated script development skills for both of 3G & LTE

Experience in RF design and optimization covering different RATs (LTE, 3G, 2G) and different cell types ( Macro, Micro, small cells … etc

Experienced in launching new RAN technology network`s project with different phases: Initial design, site verification, site acceptance, cluster acceptance, initial tuning, and performance optimization

Experienced in launching new carrier projects for EUTRAN and WRAN with inter RAT traffic management solutions and load balancing

Technical leadership skills, expired in managing small team`s performance and progress with work distribution, follow-up and competence development with regular evaluation

Technical involvement with design and Ericsson EP team for RAN projects proposed for customers

Hands on experience of testing RF hardware and software performance, features functionality testing and validation with means of traces, system logs and Drive test. knowledge and experience on Layer 3 analysis

Experience in KPI analysis and troubleshooting of RF network issues with hands on experience in performance tools

Experienced in different tools as below:

oBusiness Object/ ENIQ as reporting tool of LTE, 3G, GSM for network quality and performance evaluation & KPIs.

oMoshell to access the network nodes to get instantaneous cell information and parameters, get dumps from the Network Nodes, collect performance counters, and get alarms for LTE / 3G.

oNeXplorer for optimization activities (consistency check, parameter check

oNepa for parameter configuration and consistency

oAtoll for design activities

oTEMS investigation, TEMS Discovery, QXDM, and Actix for drive test analysis.

oTEMS Visualization, and log tool for GPEH, UETR processing

oMicrosoft office (Word, Excel, Access, Power Pint and Visio).

oDatabase and SQL skills.

Professional Experience

Operations:

Senior LTE/Volte RF Engineer (SME RF Team) Ericsson

April 2014 - to date

Network level KPI based performance analysis for LTE network both TDD and FDD, highlight areas of needed enhancement through configuring tuning, expansions, features … etc

Network Level audits to ensure optimal values of configured parameters are met throughout LTE TDD and FDD networks

Proposing and conducting RF enhancement trails to improve statistical KPIs and end user experience.

Responsible for LTE RF features testing, activation throughout different phases until Rollout in whole network that includes Preparation Phase, Design Phase, FNI Phase, FNI Performance monitoring, and rollout

Benchmarking the Performance of TDD and FDD networks among the national operators based on Drive test. Highlight, analyze and investigate the weak performing RF functionalities, propose technical solutions along with expected enhancements

Analyze KPI based benchmarking of TDD and FDD networks among the international Ericsson networks. Highlight, analyze and investigate the weak performing RF functionalities along with proposed technical solutions

Testing the functionalities of new Ericsson HW, new RF SW releases and features in customer network by means of Drive testing software, traces and E-nodeb`s logs showing the customer the benefits, enhances and added values

Conducting special RF tests requested by mobile manufacturing companies (Apple, Samsung ..etc) for testing network readiness in order to obtain licenses to operate new Mobile equipment in LTE TDD and FDD networks

Testing the radio performance of different Mobile equipment and their behavior of new RF SW releases and features by means of Drive testing software, and traces.

Benchmark radio performance of different Mobile equipment along with showing the effect on network KPI

Reporting Mobile equipment radio issues affecting LTE TDD and FDD network to mobile manufacturing companies.

Conducting traffic engineering and capacity planning for the LTE TDD and FDD network, with defining traffic management and load balancing strategies with different RAN layers (UMTS, GSM …etc )

Identifying high capacity event site`s HW capacity, SW licenses, parameter settings

Proposing sites / areas as input for introducing small cells for capacity and coverage reasons

Identifying small cells – macro cells strategies including connected mode handover, idle mode, load balancing … etc along with optimizing KPI based performance with parameters.

DAS testing and validation both drive test and KPI based tests and acceptance

Quarterly presentation of performance enhancements, eliminated bottlenecks, and new added functionalities of rolled RAN features, configuration trails and expansions on LTE TDD and FDD network.

Technical involvement in defining network level strategies for different functionalities (Small Cells, TDD 2nd carrier strategy, traffic management strategy, …etc )

Operations:

LTE RF Optimization Engineer Ericsson

January 2013 – March 2014

Achieve & maintain LTE FDD and TDD radio network performance as per the contractual KPIs between Ericsson and that includes accessibility, retain ability, mobility and integrity KPIs

Various system parameters verification and optimization with suitable values for customer commercial network

Verification of designed PCI, TAC, Logical RSN of problematic areas to solve the effect of PCI clashes, island TAC and RSN clashes

Proposing and carrying out Trials to enhance End user perception and statistical KPIs of LTR TDD and FDD network

Cluster Optimization to improve Coverage, SINR & UL & DL TPT that includes site audit, coverage improvement, verify overshooting, antenna tilt/azimuth adjustment, PCI conflict analysis, worst cell KPI analysis & troubleshooting.

Verification of internal feature functionality (ANR, PFS, Session continuity, Data forwarding, TCP Optimization, Ulfss, CSFB, etc.)

Trouble shooting using related pm-counter's and Analyze cell-Trace(X2/S1/RRC), Pm-event, L3 msg.

Testing the radio performance for the newly integrated sites and newly expanded sites

Leadership:

3G RF Team Lead Ericsson

November 2011 - December 2012

Leading WRAN RF team. Responsible for RF optimization of WRAN network

Competence development for new engineers and members with regular evaluation.

Process and WoW gap analysis and enhancement based to ITIL and eTOM.

Allocating daily jobs and workloads

Managing team performance and progress

Inspiring the trust in the team beside motivating them for more innovation and initiatives

Following up the ongoing and daily tasks and functions within targeted deadlines

Evaluating team members and addressing the strength and weakness points

Defining long-range strategies in the task handling and achieving the targeted KPIs with

Operations:

Senior 3G/WCDMA RF Optimization Engineer Ericsson

May 2010 – October 2011

Monitor & analyze the WCDMA/HSDPA Radio Network Statistics on daily basis to achieve & maintain the Radio Network Performance as per the contracted KPIs (Accessibility, Retain ability, Mobility & Service Integrity).

Proposing and carrying out Trials to enhance End user perception and statistical KPIs

Responsible of Statistical counters processing and KPI analysis for different layers and carriers of UMTS network

Responsible for radio network troubleshooting by means of UETR and GPEH traces

Responsible for reducing congestion and drops, improving the IRAT Handover, Soft Handover, Location Update, Paging, CSSR, RRC Connection & RAB Establishment Success rate in his designated area for all Voice, Video & High Speed Packet, issuing capacity requests whenever needed.

Responsible for inconsistencies checks of parameters configuration of UMTS network.

Responsible for testing the radio performance for the newly integrated sites and new carriers implemented.

Responsible for the drive test analysis and taking the necessary action to improve the performance of area.

Operations:

Senior 3G/2G RF Planning and Optimization Engineer Orange (France Telecom Group)

April 2008 – April 2010

Daily monitoring for the Orange 3G and 2G network, using capacity, quality and mobility indicators like DCR, CSSR, CSR, traffic, HO performance indicators.

Identification of worst performing cells and suggesting optimization solutions through frequency planning, site and antenna design (azimuths, tilts etc), RF cell parameters (Handover detection and power control) and follow up with maintenance team.

Analyzing drive test results and taking the appropriate actions to solve the issues

Radio parameters optimization (Antenna tilt, Azimuth change, optimizing neighbors’ relations, IRAT parameters…)

Analysis of Dropped, Blocked calls and Handover failures (SHO and IRAT handovers)

Dealing with VIP complaints and cluster optimization

Troubleshooting worst cells and solving their problems

HSDPA radio audit (Investigating low throughput and high drops) on both 1st and 2nd carrier

Analyzing WNCS, WMRR, GPEH, UETR, and CTR traces for optimization and Use of TEMS visualization to identify reasons for dropped calls, blocked calls, SHO and IRAT failure

Conduct network tuning and optimization activities to ensure that the KPIs (Accessibility, Retainability, Integrity, and Mobility) meet the agreed target using several tools like: OSS, Business Object, Moshell, TEMS visualization

Counters/parameters checking to minimize Drop Call Rate, SHO and IRAT Handover failure to improve the KPIs.

New sites planning for coverage new sites, new sites planning for quality sites; in order to reduce high configuration umbrella cells and discarding interferer and overshooting cells.

Designing Macro, Micro and Pico cells in the network and Optimizing and tuning new on air sites making sure the site is performing according to design objectives with the best quality available.

Operations:

RAN (Radio and OSS) Engineer Orange (France Telecom Group)

June 2006 – March 2008

Daily monitoring for the GSM network (2G), using capacity, quality and mobility indicators like DCR, CSSR, CSR, traffic, HO performance indicators.

Reporting any expected H/W problems that were not detected by the system to the concerned departments and to follow up.

Analyzing TEMS measurements to solve performance problems and propose coverage, quality and traffic sites if needed.

Meet the defined KPI’s (DCR, CSSR, TCH Blocking rate, SDCCH Blocking rate, SDCCH drop rate, HO performance, etc…)

Solving up customers complaints routed by customer care center and finding the appropriate technical solutions.

Identification of worst performing cells and suggesting optimization solutions

Manage Orange Mobile Network Management Solution, implemented with Ericsson’s OSS RC.

OSS RC administration (OSS Master Server, UNIX Application Server (UAS), and OCS Infrastructure Server (OIS))

Integration of various network elements (GSM access network nodes: BSC, RBS. Core Network nodes: AXE (HLR, MSC), GGSN, SGSN, MSC-server and Cello MGW.

Charging & services nodes: TSP, SDP, BGW, SOG-EMA, SMSC, MMSC) with OSS for alarm handling, performance management and operations support.

Cover the engineering and dimensioning, managing and planning for OSS System Capacity Dimensioning, manage the setup of the OSS Platforms and Nodes (OSS Master Server, UAS, BAS, OIS), arrange for the new releases and CP’s to be loaded, check for new features and how useful the new features for Orange network, and Technical project manager from Orange Jordan in upgrades and projects on OSS

Perform maintenance, installations and upgrades operations.

Be the interface towards Ericsson for the evaluation of OSS services, validation and acceptance of new services/features, maintenance packages, equipment and upgrades.

Writing scripts to automate daily tasks, such as: checking applications logs, system health check, free disk space alarms, Sybase & Versant database dumps.

Statistical Measurements Initiation and Administration (SMIA) in AXE based nodes.

Support all teams with extracting statistics; using system scripts or Business Objects reports.

Sample of projects I managed as a project manager : upgrade from RC3.1 R4H to RC3.1 R4T, OSS RC3.1 to OSS RC4.1 R1Z, OSS RC4.1 to OSS RC6.1, OSS RC 6.1 to OSS RC 6.3

Operations:

OSS Engineer (Training) Orange (France Telecom Group)

March 2006 – May 2006

Training has provided me with a very good background and experience in GSM systems starting with GSM survey and using ALEX for investigate and troubleshooting. It included experience in access a GSM network using Ericsson Based solutions, fault analysis, handling end user problems, preparing daily and periodically reports. More specifically, it provided me with experience in the following applications:

Overview of the mobile/GSM network architecture. Good understanding of the node functionalities & interfaces of BSS, NSS, as well as charging, VAS & IN services.

Ericsson’s OSS (Operation and Support System): Alarm Status Matrix (ASM), Alarm List Viewer (ALV), Alarm Log Browser (ALB), and Command Handling (CHA), Cellular Network Administration (CNA), and Base Station Management (BSM).

Overview of network quality and performance evaluation & KPIs.

Certification

Ericsson Certified Professional – Radio Network Optimization

Ericsson Certified Associate – Radio Network Optimization

Ericsson Certified Associate – Radio Network Design

Training

LTE Training Courses:

LTE Optimization and Performance Management.

LTE Air Interface

LTE Protocols and Procedures

LTE RAN Functionality

WRAN Training Courses:

WCDMA system overview

WCDMA RAN Functionality

WCDMA Protocols and Procedures

WCDMA Air Interface

OSS Training Courses:

OSS WCDMA administration.

RNO (Radio Network Optimization)

UNIX Training Courses:

Sun Solaris 9 Fundamental.

Sun Solaris 9 Administration.

Education

The Hashimite University, Jordan, Zarqa

BSC, Electrical and Computer Engineering /Communication, 2006

GPA: 3 out of 4

References

Muhammad Inam, RF Engineer, acvmww@r.postjobfree.com

Ahmed Taha, Head of NW Engagement & EP CU-KSA, acvmww@r.postjobfree.com

Wael Al Daqa, MSIP Head of Operations, RMEA OP CU-KSA, acvmww@r.postjobfree.com

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