Siamak Firooz

Phone Number: (425) 623-4148, Email: S_f25@yahoo.com , Kirkland, WA 98034

Summary:

RF Device and cellular test Engineer with more than 7 years of intensive experience in variety of technologies ( GSM /CDMA/ UMTS, LTE and VOLTE ) ,Worked for multi vendors / operators using testing tools  like XCAL /XCAP, TEMS investigation/Pocket, TEMS Discovery, Actix, QXDM, Nomad, and Datum.

 

professional ExpeRience

 

Sr. RF Device Test Engineer                                                          Metrico Wireless /Spirent communication                                                                                           2014 – Present                                                                              Seattle, WA

 

·        Performed Pre-market device test on 2G/3G/VoLTE Narrowband and wideband (NB/WB ) network for Audio Quality, Audio delay, and Call performance tests using Nomad box for different phone devices like Samsung, Nokia, IPhone, Sony, LG, Motorola, ZTE, Panasonic and Keyocera making sure all devices met the passing KPIs and within the pre-defined quality standard based on the Operator standard.

·        Run 3G/LTE Data performance and eCSFB tests using Datum and QXDM tools and verified the DL/UL throughput data, streaming, web browsing and connectivity within the accepted criteria.

·        Performed OS ( Android and iOS ) drive test for cellular devices with different manufactures and verified all results are accepted within pre-defined KPIs

·         Submitted KPI reports for each device test result including troubleshooting results for voice and data

 

RF Drive Test Engineer,                                                                  T-Mobile                                                                                           2013 –2014                                                                                      Bothell, WA

 

·                     Performed coverage check for 2G/UMTS/LTE/VoLTE networks using TEMS and Actix based on RSCP. Ec/Io

·                     Verified cellular Audio Quality test using ACU (Audio Capture Unit) device by POLQA Algorithm

·                     Provided test plans and creating test scripts based on customer complain (TT).

·                     Performed CW ( continuous waves) testing ,SSV pre/post-launch , E911 Tests , HO investigation, drop and block calls , data performance for Macro and indoor/outdoor DAS sites

 

RF Test/Performance Engineer                                                      SAMSUNG Telecom AMERICA (STA)                                                    2012 – 2013                                                                                        Bellevue, WA

 

·   Supported STA for NV project as RF Cellular test engineer for CDMA, EVDO and LTE in PNW market for +600 cellular sites for Sprint achieving all RF tests milestones.

·   Performed CTTP, 3G/4G LTE ATP , E911 testing , IVHHO during Migration and pre/ post Optimizations and identified the root cause analysis of verification failure using XCAL/XCAP

 

 

RF Drive Tester                                                                                 TCI (Telecommunication Company of Iran)            2008 – 2012                                                                                     Tehran, Iran

 

·                  Performed Drive Test for 2G/UMTS network using TEMS and created report for Post Processing analyzing call drops, call setup failure and coverage holes for Macro and DAS sites .

·                  Audited HO Neighbors relations and investigated drop call reasons  based on TT raised by customers

·                     created the daily KPI ( DCR, call setup success rate , IRAT, throughput , IFHO) and perform suitable plan based on site performance

 

 

Skills:

TEMS Investigation (Data Collection), TEMS Discovery (Analysis), Actix, XCAL, XCAP, QXDM, Nomad, Datum PC, Datum mobile, MapInfo, Street and Trips, and AutoCAD.

 

Educational Background

Master degree in Engineering – Isfahan University of Technology, Iran

Work Status/Referances

Permanent Resident of USA, references available upon request