RF Engineer

Resume

Name: Payman Zolriasatin

Date of birth: 16th of April 1973

Address: *** * ***** ****, #***, Miami

***** ******* *****, **

Tel: +1-707-***-**** (current)

E-mail *.******@*****.***

Degree: B.Sc.EE

Work Permit status: Green card, EU citizen,

Language skills: Swedish (Native) English (Fluent) Portuguese (Fluent)

Years of Experience in LTE technology: +2 Years

Years of Experience in UMTS technology: +13 years

Years of Experience in GSM technology: +2 years

Years of Experience in RF Management and team leading: +3 years

Years of Experience in RF Planning and design +2 years

Title & Expertise Skills

Title: Principal RF optimization Eng. (GSM, UMTS, LTE) / RF Leading Manager

+16 years of Experience in RF System Optimization includes analysis of KPI objectives and the establishment of parameters based on customer demand. Obtain performance specifications and data regarding potential capacity increase and performance improvement for Network operator. Working as a team lead with engineers to guarantee customer satisfaction towards establishing and maintaining maximum network performance. Extensive experience in Nokia, Ericsson & Huawei equipment

Specific skills & honors include:

Acknowledgment of contribution for publishing the book “ HSPA Performance & Evolution “

RF Management including Resource management and coordination within the designated budget.

Optimization of system configuration and features in the technologies as LTE, HSDPA, Video Telephony and PS Streaming

Improvement of Vendor- Operator relationship by presenting customized solution based on demand

Parameter setting of the Equipment based on the operator’s design and requirement in LTE and 3G network

Education

November 1999 Degree in Electrical engineering within telecommunication (B.Sc.E.E) Mid Sweden University

Sundsvall, Sweden

International Consulting

Sep 2014 Sprint Corporation (through LCC International)

Current Location: Miami / Fort Lauderdale, FL

Title: LTE Principal RF Optimization Team Lead

RF team Lead for the Multiband Optimization, including 10 RF Engineer in the Miami / West Palm market.

Project includes the complex structure of several bands with 3 different vendors. KPI target is set per Market and Band and being optimized based on several criteria such as traffic pattern and special features.

Maintaining regional guidelines for LTE system parameters.

Monitoring and reporting network performance to implement corrective actions in a timely manner.

Supporting vendors and Regional teams with trials through eNodeB & MME parameter changes

Applying GPLs or other large-scale database changes to NSN and Ericsson eNodeBs.

Identifying and conducting RAN and LTE technology trials, establishing objectives, pace and KPI analysis.

Troubleshooting system problems such as, RRC Setup Failures and Bearer drops, LTE handover failures, failed originations, 4G retention, and interference issues.

Analyze Baseline, Nielsen, and Root Metrics results and work with regional System Performance to implement solutions for improving those results

Identifying major and chronic performance issues and implementing efforts to resolve them.

Providing training to RAN system performance engineers on the use of tools, troubleshooting techniques, and analysis of RAN KPIs.

Identifying gaps in knowledge and creating knowledge sharing sessions to help the teams meet regional objectives.

Providing summaries of System Performance activities and presenting new technology to regional management.

Supporting the efforts of System Performance Engineers as they investigate and resolve customer complaints regarding service and by using post processing and mapping tools to determine root causes.

Leading the team of 10 RF Engineers to provide the best possible solution on daily basis for improving and maintaining the high quality level of service at Sprint Network

Oct2007 Huawei Technologies (Telefonica, Claro, Oi.)

Sept 2014 Location: Fortaleza / Brazil

Title: UMTS Principal RF Optimization Eng. & Coordinator

UMTS Team leader for the region of Northeast of Brazil. Tasks include guidance both technically and business oriented.

Being the interface to the client, responding and troubleshooting the issues related to the technology orientation and customer complains.

Design and optimization of the UMTS Network for Northeast of Brazil

Responsible for the Radio Network design Including Parameter settings both in RNC and Node B level

HSDPA / HSUPA Parameter settings and troubleshooting.

Capacity and Channel element expansion analysis

Operating the internal tools of Huawei as Genex Probe, Assistant, Unet and Nastar.

Performance improvement based on the daily and weekly generated KPI reports. Using Counter specifications.

Launch support for all 3 capital cities on the NE2 Region.

Trained in the LTE technology for future know how demand

LTE implementation on a dual vendor network. Script creation including CS fallback considering 3G-4G configuration

May 2004 T-Mobile USA:

Aug 2007 Location: USA

Title: UMTS Principal RF Optimization Engineer

Location: USA/Seattle/ California (Concord)

Performing the UMTS system acceptance tests for different vendors.

Acknowledgment of contribution for publishing the book “HSPA Performance and Evolution

Establish a communication bridge between vendor and operator in order to obtain system information

Providing information and assistance to Create report for the first stage of System acceptance test for UMTS system

Testing System acceptance includes feature analysis and system functionality performance & credibility.

Lab trial team management, Progress monitoring & evaluating the possibilities of improvement in process of test

Performance and analysis. Evaluating the Technical aspects of the trial, making sure that it will meet the timeline as well as quality criteria

Evaluating and analyzing the need and advantages of the HSDPA technology in to the future UMTS networks

“GSM Vitamins” Improving the current GSM network spectral efficiency by testing and implementing SAIC feature. SAIC (Single Antenna Interference Cancellation) is the first step of implementing the DFCA technology, which will result an efficient frequency planning and increased capacity.

Responsibilities included trial team management, progress monitoring as well as data gathering and analyzing

September 2003 Vodafone Sweden

May 2004 Location Gothenburg

Title: Principal RF Design and optimization Eng

Optimizing and re-designing the existing live 3G networks in South west of Sweden, Handling over 130 sites. Analyzing drive test and increasing the quality of the network by configuring the site in both Node B and RNC level.

January 2002 3GIS (3G Infrastructure Services) (Sweden)

September 2002 Location: Sweden

Title: Sr. RF Engineer

Responsibility and duties: RF Engineer, responsible for planning and designing the UMTS Network. Doing the site validation, survey & selection using Enterprise. Traffic planning and capacity dimensioning & design of the 3G networks in center part of the country. Working closely with the site acquisition teams in order to verify sites from radio point of view. Rework the Nominal plan through out the region. Analyzing site configuration in terms of hardware and antenna suitable for the sites

November2000 Nokia Do Brazil (Brazil / Sao Paulo & Rio de Janeiro)

December 2001 Location: Brazil / Sao Paulo / Rio de Janeiro

Title: RF Manager

Leading and coordinating of the RF team including 12 Sr engineers. Managing the resources as well as the designated budget for the project. Assisting the technical team with obstacle and technical knowledge. Coordination of the Site acquisition team and the RF team to efficiently speed up the design process.

October 2000 MSI Inc Marconi (USA/Dallas)

Location: Brazil / Sao Paulo

Title: RF Design Engineer

Responsibility and duties: RF Engineer, responsible for planning and designing the GSM network for the certain operators. Using PlaNet for nominal Cell Planning through out Brazil. Holding lectures and conference about the system overview of GSM. Provide RF planner support

September 1999 Swedia Networks AB

Until Oct. 2000 Telecom co. In Gothenburg/Sweden

Title: RF Planner & optimization Engineer

Responsibilities & duties: Cell planning, site validation and site survey. Optimization of Telia’s dual band GSM 900 / 1800 & NMT900 / 450 Network.. Running the application for optimizing the Nokia & Motorola & Ericsson Equipped network.. Launching the GPRS technology in to the live GSM network in Gothenburg. Planning and calculating the capacity for the upcoming GPRS demand.

December 1998 Ericsson Mobile Data Design AB

Until March 1999 Gothenburg, Sweden

Title: Software developer & Test Engineer (Degree Project)

Responsibilities & duties: Develop software for automatization of the verification tools for MOBITEX messaging system (Similar to Tetra). Testing and improving development and design of the Mobitex units and handsets.

August 1997 Ericsson UAB

Stockholm, Sweden

Title: Internship

Responsibilities & duties: Develop software for a intranet based application which allows user to register their timesheet online.

July 1997 Telia Transmission

Sundsvall, Sweden

Title: Internship

Responsibilities & duties: Taking care of the ATM network and handle the upcoming errors on the network. Analyze the alarms and create a log file to be processed

Training

October 2012 Huawei Technology- LTE overview and system analysis

June 2010 Huawei - WCDMA Radio Network Tuning Training

July 2010 Huawei- WCDMA Radio Network Performance and Management

July 2010 Huawei - WCDMA Radio Network Optimization Training –

July 2010 Huawei - iM2000V2 Operation and Management Training

April 2009 UMTS technology and Parameter settings by Huawei Technology

December 2005 Huawei HSDPA technology

Jun 2005 UMTS technology Ericsson Training center, Seattle, USA

Software tool skills

Applications

M2000 Huawei

LMT Huawei

Actix

Ericsson OSS

Nokia NetAct

AMOS (Ericsson)

Glance

Tableau

Google Earth Professional

Asset (3G) Planning from Aircom

Agilent network monitoring tool

Enterprise (Aircom)

Totem (Nokia Network planning tool)

TEMS (Ericsson Network planning tool)

PlaNet (MSI Network Planning tool)

Cell tracker (Nokia)

OMNIX (Site tracking tool)

MapInfo

OSS (Nokia and Huawei Technologies)

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