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Engineer Software

Morristown, New Jersey, 07960, United States
January 31, 2018

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Touhid M Rahman

** ****** **, ****** ******, NJ *7950

Cell: 973-***-**** Home: 973-***-****


Engineer with over 15 years of extensive experience and knowledge in 4G wireless/data networks, smart mobile device testing, QA and conformance testing, LTE protocol testing, coordinating cross functional teams, LECs and 3rd Party vendors.

Successfully completed IOT testing of LTE, HRPD, eHRPD, iRAT IOT/Protocol for smart devices. CTIA device certification testing of LTE bands (Verizon and Sprint), LTE Performance testing, CDMA, VoLTE and SIP signalling testing.

Completed LTE/iRAT testing with vendors, troubleshooting to resolve issues in devices, testing signaling scenarios like Attach, Detach, PDN connectivity, and bearer establishment, intra-freq/inter freq HO, ANR, TAU, DRX and LTE data throughput etc.

Analyzed LTE message logs, system based logs, AP logs, provisioning devices for test setup, hidden menu, NV, APN etc., captured device logs and completed regression testing.

Managed device and wireless project/deployment teams. Interfaced with OEM device manufacturers such as Samsung, LG, Sony, Toshiba, Nokia, Motorola etc. for QA testing and troubleshooting. Regularly interfaced with VzW device marketing resolving critical issues.

Completed test project in different platforms and RTOS such as Android, Unix/Linux, Windows.


Tele/Data Communications and Protocols: 3GPP/3GPP2 wireless protocols (LTE, CDMA etc.),

ATM, VoIP, SIP, IP routing protocols, Network

Management, SNMP, TCP/IP Diagnostic utility such as tcpdump, Wireshark.

Mobile OS/Protocols: Android, BREW MP, BB OS, Windows Mobile etc.

Test Equipments/Tools/OS: MTAS, MARS, ACCESS7, Qualcomm QXDM,


nMIMO, adb shell, Terra term, PuTTy, WinSCP,

/SOLARIS, Unix, Linux.

Other Skills: Microsoft Office including Word, Excel, Power Point,

Microsoft VISIO.


MS in Electrical Engineering NC Agricultural & Technical State University, NC

Thesis Topic: A Neural Network based frequency and Phase sensitive signal classifier and signal filter.

Project: Microprocessor based talking computer message center and telephone directory.

MS in Physics East Carolina University, Greenville, NC

Thesis Topic: Developing FFT (Fast Fourier Transform) system on low cost computers to analyze violin tones.


Device Excellence Center, Nokia Networks, Murry Hill, NJ May, 2015 to April, 2016

LTE Test Engineer

Successfully performed IOT testing of LTE, CDMA, HRPD, eHRPD, iRAT IOT/Protocol for smart devices. CTIA device certification testing of all LTE bands (Verizon and Sprint), Performance testing on LTE bands, LTE carrier aggregation, VoLTE and IMS testing using QXDM, QCAT, Wireshark, iperf on OEM devices.

Completed LTE/iRAT and VoLTE ( VoIP) testing with vendors, troubleshooting to resolve issues in devices, testing signaling scenarios like Attach, Detach, PDN connectivity, bearer establishment, intra-freq/inter freq HO, ANR, MIMO and DRX etc.

Analyzed various LTE message and system based logs, AP logs, provisioned devices for test setup and hidden menu, NV, APN. Captured device logs from system and regression testing.

AT&T, Middletown, NJ Oct 2013 to Nov 2014

System Test Lead

Successfully completed system testing of GFP-IP projects covering LTE networks. Completed processes including HLD review, test plan creation, execution, regression, network performance and E2E testing. Network fault management etc. Successfully conducted EMS, Performance Management, OSS, RCC testing and troubleshooting in real time and reporting.

Performed RF Optimization, network performance testing and troubleshooting.

Designed automated test setup, customized test automation tools and tested a large number of test cases in short timeframe, utilized HP Application Lifecycle Management as reporting, monitoring and QC tool.

Verizon Wireless-ICS, Basking Ridge, NJ Mar 2012 – Dec 2012

Sr. Software Engineer (Contract)

Successfully performed ADS UNIX servers configuration, maintenance, upgrading and troubleshooting. Coordinated weekly catalog push, app store testing, device/application testing etc.

Actively worked on VzW network security to successfully troubleshoot and identify firewall issues and modified firewall policies and rules to resolve critical issues in Verizon wireless internal network.

Worked with VzW ME team to resolve issues with F5 load balancer.

Verizon Wireless Basking Ridge, NJ Mar 2008 – Mar 2011

Engineer Analyst Lead (Contract)

Successfully completed many GPS (aGPS, MS based, stand alone) based LBS applications and network impact testing as well as compliance testing for mobile devices.

Successfully performed testing and deployment of VVM and PVM in Verizon Wireless network nationwide. Tested SIP and number portability. Managed Engineers and interfaced with vendors like Alcatel-Lucent and Comverse, Nuance, LG, RIM, HTC, Samsung, Sony.

Successfully completed advanced handset testing and reported bugs to VzW Device marketing and the vendors. Also performed troubleshooting using proprietary tools.

Analyzed outputs from Access7, MARS and MTAS. Worked with vendors for quick resolution of various critical issues. Tested and analyzed device performance, antennas and RF Perf.

Successfully completed voice mail trunk design and upgraded the VzW nationwide wireless networks and conducted testing before final deployment.

Performed RF optimization monitoring and testing on VzW LTE network.

Successfully completed projects such as Alltel Voice Mail migration, national revenue Reconciliation, TUI simplification for wireless networks.

mFormation Technologies, NJ May 2007 – Jul 2007

Senior QA Engineer

Completed QA testing on many releases of OMADM software and fixed detected bugs contributing to the bottom line of revenue growth.

Lucent Technologies NJ Nov 1996 to Dec 2006

Network Systems Test Engineer Jun 04 – Dec 06

Completed critical IP network design and testing projects in record time contributing significant revenue. Extensive testing conducted in network reliability, performance, voice quality, wireless security, network management, CDMA wireless call processing and wireless IP backhaul network.

Successfully completed test plans, test scripts and QA testing of a new Cisco-Juniper router based DO-MLPPP backhaul for 1xEV-DO wireless networks directly contributing revenue growth for the company.

Successfully configured Cisco 10K/ 6500 and Juniper M10/ M40e routers deployed in IP backhaul cellular transport networks to perform delay and jitter testing for OC-3 and STM-1 MLPPP APS interfaces.

Successfully completed feature and QA tests of wireless data access security for 1xEV-DO as lead engineer.

Successfully completed feature and QA testing for a new Cisco-Juniper router based CDMA IP backhaul networks.

Accomplished successful testing of SNMP for routers and switches deployed in Verizon IP backhaul networks.

Completed installation and customized configuration of Solaris 9 and HP OV, MIBs and configured CISCO and Juniper routers for sending SNMP traps and successfully tested SNMP response to network faults.

Network Support Lead Jun 00 – May 04

Effectively managed testing of narrowband and broadband voice and data networks, VoIP networks design, call processing, network integration and monitoring, acceptance and stability testing contributing revenue growth.

Successfully managed testing of TCP/IP protocol features such as VLAN, IGMP, STP, and routing protocol such as BGP, OSPF etc.

Successfully completed AnyMedia® APS optical feeder, SONET and Frame Relay interfaces.

Successfully fixed problems and restored outage in customer site of Verizon, Qwest, AT&T, Axistel and Choice 1.

Achieved high customer satisfaction by deploying voice, data (Internet/www) and video in record time using Lucent PathStar Access Server, PSAX-1250 ATM switch and Motorola CMTS at HSA customer site in Atlanta.

Wireless Network Software Engineer Nov 96 – May 00

Successfully completed software development and testing of wireless features, ATM backhaul design, call processing testing, network management and providing critical customer support contributing revenue increase.

Developed and integrated real time software for DTX/CNI feature for the Lucent Cellular Base stations.

Successfully designed and deployed ATM backhaul network that facilitated CDMA soft handoff for QWEST.

Designed and deployed high speed ATM network facilitating CDMA soft hand-off and enhancing inter MSC data communication in cellular networks for TeleSP, TeleRJ in Brazil and Centennial cellular in Puerto Rico.


Lucent Worldwide Services Customer Satisfaction award

Awarded in recognition of providing outstanding customer support to design, upgrade and troubleshooting.

Best in Class Award - Lucent

TL 9000auditors classified advanced telecom lab as “Best in Class” for compliance, cleanliness and safety.

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