Hai Bui (Cell 206-240-5511)

 

Professional Summary:

Over 14 years of experience in wireless communication industry like LTE, GSM and CDMA. Started out as a Associate Engineer for Cingular Wireless designing and optimizing their network in San Diego, CA in 2000.

 

Education:

 

Bachelor of Science in Electrical Engineering San Diego State University, San Diego, CA. 2000

 

 

 

Professional Experience:

 

 

      Field Test Engineer                                                                                        February 2015- July 2015

      GCB services

 

·               Performed LTE antenna auditing

·               Performed LTE 911 tests, VoLTE testing

 

 

 

 

 

LTE, CDMA, EVDO, and 3G Field Test Engineer                                             June 2012-July 2014

LCC International, Inc./WFI

      Samsung

 

·               Performing network testing of 3G and 4G/LTE using different devices, X-Cal and QXDM softwares, and scanner.

·               Provisioning new testing devices to work in existing network for Sprint LTE-800, LTE-1900, and 2.5g.

.

 

 

 

      E911 Tester                                                                                  January 2012 – Feb 2012

LCC International, Inc./WFI

       Verizon Wireless E911

 

·               Performed functional testing for phase 2 for E911 in Los Angeles Market.

.

 

 

RF Field Test Engineer July 2011 – Nov 2011

LCC International, Inc./WFI

Qualcomm QChat Project with Sprint

 

·               Performed device testing for PTT(push to talk) for QChat.

·               Using QXDM for collection of data, QLAT to do analysis.

·               Performed device provisioning for Samsung and FFA devices.

 

 

Coordinator of vans and drivers                                                       Sep 2009 – June 2011

LCC International, Inc./WFI

Huawei Project in San Diego, Ca

 

·               Set up 6 vans to include tables, antenna apparatus, and power inverters for engineers. Also, coordinate the driver’s work schedule to assist engineers.

 

 

Drive Testing May 2009 – July 2009

LCC International, Inc./WFI

Verizon Project in Santa Clara, CA

 

·               Performed functionality testing for PTT(push to talk) and EVDO using Datapro software.

 

 

E911 TestingFeb 2009 – Mar 2009

LCC International, Inc./WFI

E911 Project with nTELOS in Virginia

 

·               Performed calibration and functionality testing for correct public safety answering point (PSAP).

 

 

Coordinating EngineerNov 2008 – Dec 2008

LCC International, Inc./WFI

UMTS Project in Columbus, OH

 

·               Coordinated drivers and engineers to collect data as needed

·               Using Actix software to run GNG report

·               Helped create reports and create drive route maps for engineers

·               Collected HSUPA and HSDPA drive data using Agilent software

 

 

Field Test EngineerOct 2008 – Nov 2008

LCC International, Inc./WFI

nTELOS Alleghany E-911 Project

 

·               Performed functionality test for E-911 in Alleghany County, VA

 

 

Design EngineerApr 2008 – July 2008

LCC International, Inc./WFI

Verizon Ev-DO California Project

 

·               Ev-Do testing using Datapro, Verizon throughput tool, ping and trace tests

·               Performed stationary tests and site shakedown to check integrity of the cell site.

 

Field Test EngineerNov 2006 – Jan 2008

LCC International, Inc./WFI

MediaFLO/Qualcomm Project

 

·               Helped MediaFLO in testing nationwide for quality and coverage footprint of their Forward Link Only transmitters.

·               Training new employees to use field related equipments like QXDM software, spectrum analyzers, Z-box, and also performing functional tests of those equipments.

 

 

Associate I EngineerAug 2005 – June 2006

WFI

Cingular – GSM Project

 

·               Helped out optimizing team by creating a user-friendly tool in Microsoft Access to trends parameters like dropped calls and blocked calls during new site integration.

 

Associate I EngineerOct 2004 – Dec 2004

TekSystems, Irvine CA

Sprint EVDO Project

 

·               Build a EV-DO database of existing and future sites for a CDMA network.

·               Updated of database and imported it to propagation tool for model tuning.

 

Associate RF EngineerOct 2000 – May 2002

Cingular Wireless in San Diego, CA

 

·               Evaluated coverage objectives and provided information to RF Manager to issue site search areas where coverage is weak.

·               Coordinated with site’s planning team about possible zoning and leasing issues concerning site search areas.

·               Monitored daily for abnormal increased in drop/block calls and issued for radio additions and cabinet expansions.

·               Performed link budget analysis for new and existing sites.

·               Worked with frequency planner to eliminate the possibilities of Co-channel, adj-channel, and hopping group interference problems between cells.

·               Post-processed drive testing data for model tuning using Planet propagation tool.

·               Analyzed different antenna patterns using radio propagation tool.

·               Optimized sites by analyzing data from drive tests for drop calls, calls qualities, cell handover, missing neighbors, cell interferences.

 

 

Training:

·               MS Word

·               MS Excel

·               MS Access

·               MapInfo

·               TEMS Investigation

·               GPS

·               C++

·               Planet propagation tool

·               Iplanner propagation tool

·               MS Outlook

·               PowerPoint

·               AutoCAD

·               Successfully completed GSM Fundamentals and Ericsson’s RBS training.

·              Successfully completed WFI training of Introduction to CDMA.

·              Collection tool using Invex-EVDO and AT card

·              Spectrum Analyzer and Z-box training

 

Skills/Computer Literacy:

 

·   PlaNet

·   TEMS

·   CW Tester and Drive test equipment

·   Agilent software used for UMTS testing

·   Actix