Irfan Kerawalla
Actively looking for Full time positions in Wireless and Telecommunication.
aca5s8@r.postjobfree.com
Summary
• Experience with wireless technologies like GSM, 3G & 4G LTE networks, CDMA, OFDM, MIMO, UWB,
Wi-Fi and WCDMA/UMTS.
• Good knowledge about networks like LAN/WAN, Routers, Switches, Bridges, Servers and Hubs.
• In-depth knowledge of Computer Architecture, Microprocessors, Microcontrollers and Microchip PIC 33F
family.
Experience
System Integration and Interoperability Specialist Engineer at BlackBerry
February 2013 - Present (10 months)
• GCF and PTCRB device certification testing with focus on 2G protocol and LTE Protocol.
• AT&T and T-Mobile Carrier Acceptance testing. Supporting SFN testing for Verizon.
• Analyzing logs, investigating and troubleshooting of protocol layer issues and submitting them internally for
further analysis and resolution.
Familiar with Anite 9000, Anritsu, Spirent, Agilent 8960, CMW 500 and CMU 200
2 recommendations available upon request
Field Test Specialist Engineer at Research in Motion
January 2012 - August 2012 (8 months)
As a Field Test Specialist, I was dedicated to test and verify upcoming BlackBerry products in the field to
ensure quality prior to release. In my role, I identified issues arising in the field and performed first level
trouble-shooting where appropriate, accurately describing the issues, collecting logs and submitting them
internally for further analysis and resolution. I also assisted in writing/updating test cases and procedures to
facilitate the test efforts as well as develop, optimize and maintain a consistent test strategy
• Hands-on experience with testing and developing BlackBerry 10 products. Identified and accelerated the
resolution of critical issues. QXDM log Analysis.
• Proficient in performing User Acceptance Tests (UAT), Throughput tests using Metrico Datum, Call
Performance tests, Nomad, A-GPS, OTASL. Familiar with testing 10776 document of AT&T.
• Good understanding of LTE network and architecture.
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Languages
English (Full professional proficiency)
Hindi (Full professional proficiency)
Marathi (Professional working proficiency)
Urdu (Professional working proficiency)
Courses
Masters, Engineering
The University of Texas at Arlington
Advanced Wireless Communication
Advanced Data Networks
Projects
Design of Orthogonal Space Time Block Code using MIMO
December 2011 to Present
Members:Irfan Kerawalla
Performance analysis of orthogonal space time block codes for different multiple input multiple output
(MIMO) transmitter and receiver topologies using MATLAB simulation.
Low Frequency Signal Generator and Analyzer
October 2011 to Present
Members:Irfan Kerawalla
Designing a system capable of capturing analog signals and generating various waveforms using
33FJ128MC802 microcontroller. Study of built-in devices including timers, PWM, interrupts, GPIO ports,
and A/D converters. Interfacing with SPI, serial, and CAN buses and real time control applications.
• SDRAM controller design
July 2011 to Present
Members:Irfan Kerawalla
Design of an SDRAM controller that allows SDRAM memory to be interfaced with a microprocessor. DMA
controller design, co-processor operation, interrupt-driven I/O, oscillators and timer peripherals.
Wireshark
April 2011 to Present
Members:Irfan Kerawalla
Analyzing protocols and studying the operation of the interface between a computer and the internet. Live
capture and interactive browsing of traffic running on a computer network.
System Level Design for a Mobile Wireless User Terminal.
December 2010 to Present
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Members:Irfan Kerawalla
System level design for a mobile wireless user terminal using block phase estimation algorithm. Designing a
simulation reference system for GPDCH subject to Rician flat fading using MATLAB and design a
demodulator for the fading channel with QPSK modulation.
Implementation of DVB-SH system
April 2011 to Present
Members:Irfan Kerawalla
Study and working of a Digital Video Broadcast Satellite to hand held devices (DVB-SH) system for transfer
of high quality multimedia content to mobile devices, running test streams and suggesting further room for
improvement and research.
Design of a Digital Communication System
December 2010 to Present
Members:Irfan Kerawalla
Design of a physical layer simulation reference system for a digital communication system used in wireless
local area network (WLAN).
Skills & Expertise
CDMA
MIMO
WiFi
Microprocessors
Switches
Routers
LTE
Bridge
GSM
CDMA2000
UWB
UMTS
WCDMA
Wireshark
Wireless
System Verilog
WiMAX
Troubleshooting
3GPP
GCF
PTCRB
Protocol
Conformance Testing
Cellular Communications
Anite
Agilent
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Spirent
Anritsu
Education
The University of Texas at Arlington
Masters, Engineering, 2010 - 2012
University of Mumbai
Bachelors of Engineering, Electronics, 2006 - 2010
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Irfan Kerawalla
Actively looking for Full time positions in Wireless and Telecommunication.
aca5s8@r.postjobfree.com
2 people have recommended Irfan
"I know Irfan since he was Intern in FTS team, He is very hard working and goal oriented professional. Even
though we were in different group but always engage in technical discussion on LTE protocols. I believe he
posses in depth knowledge on Device Certification process and has outstanding grip over LTE protocols. He
would be a strong asset to any company."
Azam Jiva, IOT Specialist - System Integration, BlackBerry, worked with Irfan at BlackBerry
"I learned of Irfan's work ethic and skill set through his previous BlackBerry manager when Irfan was a field
test co-op student. On my team he was able to master LTE and GSM 3GPP protocol certification testing. His
daily tasks where self directed, his results were highly accurate and he always met our demanding schedules.
Irfan will make a positive impact on any technical team that is fortunate enough to have him."
Wayne Parham, Radio Verification Manager, BlackBerry LTD, managed Irfan at BlackBerry
Contact Irfan on LinkedIn
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