SAIDUL ISLAM

Address: 14820 Redmond Way, Apt #103, Redmond, WA 98052

● Email: saidul57@yahoo.com ● Cell: 425-429-8215

VISA STATUS: GREEN CARD

 

Professional Summary

·               More than 7 years of work experience in the area of Radio Protocol Test and Mobile hand set validation for different leading vendor and operator.

·               Developed Automation framework for all AT&T 10776, GCF/PTCRB certification test plan on Anite and R&S Simulator.

·               2 years of experience as a Team lead on planning and driving GCF, PTCRB and mobile operator compliance certification for different mobile operators around the world (North America, Europe, India, and China).

·               More than 2 years of experience for Mobile Operator Terminal Acceptance for AT&T, Verizon, and T-Mobile by driving and running a large number of in-house test suites to find issues and unblock OEM and handset manufacturers of any shipping blockers.

·               Responsible for Performing VOLTE and VT Performance testing on Windows Mobile devices.

·               Experienced in performing testing on IMS related test plans such as IMS VOIP test plan, and LTE RCS test plan. 

·               Strong Experience in performing 3GPP 36.523-1/3GPP 36.521-3/3GPP 34.123.1/3GPP 51.010-1 Protocol Conformance testing for GCF and PTCRB, AT&T -10776 and mobile operator compliance certification.

·               Strong Experience in performing AGPS Conformance and SUPL testing using the Spirent ULTS system.

·               Experience in performing SIM Tool Kit (UTK) and parametric test cases using the Rohde & Schwarz CMU/200, Anritsu 8475, Comprion, IT3 Prove and Spirent Simulators.

·               Hands on experience in working on multiple key areas such as CMAS, WB-AMR, BT/RF, WiFi Calling-IMS, MOS, DLNA, NFC, Signal Booster and IOT lab testing.

·               Experience in Mobile application testing such as Visual Voicemail, browser, Bluetooth, User Experience, Music and Memory Card, Secure Boot, SIM lock/unlock and CNAM.

·               Expertise in creating root cause analysis by analyzing QXDM and STT.

·               Having the experience of Planning, Managing and coordinating the test team activities.

 

Education:

·               Tuskegee University, AL, USA.

M. S. Electrical Engineering

       GPA 3.72 in a scale of 4.00

 

Skills:

·               2G/3G/LTE Anite SAS, Anritsu MD8475, Anritsu RTD 5.1.0, Rohde & Schwarz CMW 500 and CMU 200, Metrico Nomad and Collis NFC.

·               Spirent GSS6700 Multi-GNSS Simulator, SR3420 Wireless network Emulator, GPS/SBAS Simulator, Spirent 8100 Mobile device test and CS8 Device Tester.

·               QXDM, QPST, QCAT, QMICM and Wireshark.

·               Intel Phone Tool V134, Flash Tool V4.98.3.59, Mobile Analyzer (Layer2 and Layer3 Tracing tool) V12.10, Artemis (3G Firmware Tracing) V12.08.00, ISTP V12.03, Microsoft Net Monitor V3.4, Total Commander ,Crash Inspect V2.36, Filezilla V3.5.2, Comneon Drivers V3.33.

·               Modem: Dual-Core chipset like XMM6260/ XMM6360 V2 and XMM6260/ XMM6360 V3 platform

·               Monitoring & Tracking: UTP (Change Request Management)

·               Protocols: SS7, MAP, SCCP, MTP, TCP/IP, BICC, IPV4

·               Network Topology: MSC, GMSC, MGW, eNB, NodeB, MME, SGW, PGW, RNC, HSS, VLR, SGSN and GGSN.

·               Languages: C/C++ and C#.

·               Scripting: PowerShell & Shell Scripting

 

 

Professional EXPERIENCE

Senior Device Test Engineer, Windows Phone Test and Operations                          May 24, 2013 – Present

Microsoft Corporation, Redmond, WA

 

Working as the Team lead for GCF, PTCRB certification for different mobile operators around the world (North America, Europe, India, and China).

 

·               Architected automation system for Anite and R&S Simulator for AT&T 10776 and GCF/PTCRB certification test plan.

·               Analysis, planning for driving execution of GCF, PTCRB certification testing for Windows Phone across technologies of GSM, WCDMA, LTE and LTE RRM.

·               Prepare Pics/Pixit for performing validated GCF/PTCRB test cases on Windows Phone.

·               Responsible for performing ATT 10776 Testing on Automation for Windows Phone.

·               Responsible for running Comprion test suites (UTK-UICC SIM Tool Kit)) for ATT and VZW.

·               Responsible for Performing VoLTE and VT Performance testing on Windows Mobile devices.

·               Responsible for performing testing  on IMS related test plans such as IMS VOIP test plan, and LTE RCS test plan

·               Responsible for Performing AGPS Conformance and SUPL testing using the Spirent ULTS system.

·               Debug Windows Phone OS logs, QXDM and Network logs and identify OS or Modem issue (BSP).

·               Debugging issues to find the root cause for quick fixes and to ensure device compliance with 3GPP and Network operator specifications.
Coordinating with development & testing teams to ensure zero bugs in product release.

Tools: Anite SAS, Anritsu MD8475 and RTD, CMW 500 and Spirent 8100 Mobile Device Test System, W2Bi and IT3 Prove

 

Handset Validation Engineer                                                                               Mar 04, 2013 – May 23, 2013

T-Mobile, Bellevue, WA

 

·               Responsible for testing CMAS, WB-AMR, Collis NFC Protocol, Signal Booster, User Experience, CNAM, BT/RF, Bluetooth, WiFi Calling-IMS ,DLNA, Memory card and Visual voicemail.

·               Worked Product Validation, Inter-Operability Test and Acceptance Testing.

·               Responsible Parametric testing for LTE, UMTS, HSDPA and HSUPA on different Android, i Phone and Windows Phone

·               Performed AGPS & SUPL/LBS protocol testing with Spirent ULTS system for Android devices.

·               Debugging and analysis QXDM/Wireshark and simulators logs.

·               Protocol Testing for 2G/3G/4G on Anite SAS, Anritsu 8480C and R&S CMU 200/CMW 500, Spirent SR3420.

·               Automation, Scripts handling on different simulators and emulators.

 

Tools: Anite SAS, Rohde & Schwarz CMU 200, Anritsu MT8852B, Anritsu MT8820C Metrico Nomand, Spirent GSS6560 Multi-Channel GPS/SBAS Simulator, Spirent 8100 Mobile device test, CS8 Device Tester and Collis NFC Protocol.

 

Protocol Test Engineer                                                                                            May 14, 2012– Feb 28, 2013                                                            

Intel Corporation, Allentown, PA

 

·            Tested Various Intel Modem Chipset XMM 6260, XMM6360 & XMM 7360 on mobile Network (LTE, UMTS & GSM)

·            Performing 3GPP 36.523-1/34.123-1/51.010 Protocol Conformance testing, AT&T Adapt Certification Testing, GCF, PTCRB & Verizon Conformance Testing. Possess detailed knowledge of RRC and NAS Signaling procedures to find defects in the Stack.

·            Perform static, field and lab testing on a daily basis.

·            Perform Release Verification, Regression, Reliability, and Sanity Tests on Daily Software Releases.

·            Debug modem log and identify modem or Network issue.

 

Tools: Intel Phone Tool V134, Flash Tool V4.98.3.59, Mobile Analyzer (Layer2 and Layer3 Tracing tool) V12.10, Artemis (3G Firmware Tracing) V12.08.00, ISTP V12.03, Total Commander ,Crash Inspect V2.36, Filezilla V3.5.2, Comneon Drivers V3.33 and Telnet.

Protocol Test Engineer                                                                                             Oct 06, 2010 – May 10, 2012

Texas Instruments Inc, Dallas, TX 

 

·            Possess good understanding of LTE, UMTS/WCDMA, & CDMA, Air interfaces, EPS Network Architecture, multiple access techniques such as OFDMA and SC-FDMA, MIMO, QAM, E-UTRA Downlink Channels etc.

·            Performing Basic Protocol Sanity, Regression & Stability Testing for new Builds or Binaries.

·            Operator Acceptance testing and device certification.

·            Possess good understanding and functionality of Layers like Physical, MAC and RRC.

 

Tools: Rohde & Schwarz CMU 200, and Anritsu 8475.

 

Graduate Teaching Assistant                                                                                    Aug 25, 2008 –Sep 19, 2010

Electrical Engineering Department, Tuskegee University, AL, USA

 

·               Worked as a Graduate Teaching Assistant and maintenance student’s Computer lab at the department.

·               Coordinate with the professor to taught make up class and give class assignments to students groups. Performed grading class assignments and exam papers.

·               Conducting tutorials and quizzes for Linear Network & Circuits II (AC Circuits), Signal and System and Random Variable & Stochastic Processes.

·               Also taught laboratory course Linear Network & Circuits II (AC Circuits).

Tools: PL/SQL, microprocessor, Digital Signal Processors (DSP), MATLAB, Microcontrollers (MCU) and PSpice

 

Network Switching Sub-System (NSS) Engineer                                                 July 25, 2005 – Aug 10, 2008   

Orascom Telecom Bangladesh Ltd., Bangladesh                                                                                     

·               Responsible for installation, testing and commissioning work for Huawei NGN switches component such as Softswitch MSOFTX3000, media gateway UMG8900, signaling gateway SG7000 for wireless communication systems.

·               Worked on integration of MSC with NodeB, RNC, HLR, IN, HLS (Motorola), VAS services and other operators. Implementing of call routing and integration of new BSC with MSC by introducing new LAC, cell etc.

·               Monitoring the Alarms, Hardware failures of Switch. And taking necessary action to rectify the fault in general maintenance.

·               Configured core network nodes such as, MSC’s, HLR’s, SGSN’s and GGSN’s to analyze activities within the network.

·               Responsible for call test after addition new trunk circuit, trace call analysis, drop call analysis, handover issues, traffic analysis and throughput of the network.

Tools: Softswitch MSOFTX3000, media gateway UMG8900, Signaling Gateway SG7000 and Billing Gateway IGWB.

 

 

RELEVANT PUBLICATIONS

Referred Journal Papers (Published)

L. Jiang, S. Islam, and N. S. Korivi, “Micro-patterning of Nanocomposites of Polymer and Carbon Nanotubes,” Microelectronic Engineering, Vol. 93, May 2012, pp. 10-14, DOI:10.1016/j.mee.2011.12.002.

 

L. Jiang, S. Islam, C.H.Chen and N.S.Korivi, “Patterned Polymer-Carbon Nanotube Composite,” Journal of Electronic and Electrical Engineering, ISSN: 0976–8106 & E-ISSN: 0976–8114, Vol. 2, Issue 1, 2011, pp. 18-23.

 

Referred Conference Papers (Published)

L. Jiang, S. Islam,  N.S.Korivi, and C.H.Chen, “Soft Lithography for Patterning Polymer-Carbon Nanotube Composite”, SPIE Advanced Lithography International Conference, San Jose, CA, Feb. 27-Mar. 4, 2011