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| Resume Title: | Wireless Communications Engineer | ||||||||||||||||
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| Experience level: | 2-5 years | ||||||||||||||||
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RESUME for Shuvojit Chowdhury SUMMARY OF QUALIFICATION ----------------------------------------------------------------------------------------------------------------------------------------------------------- * Experience in Communications Systems Engineering ,Operation and Testing for 5 Years. * Knowledge of wireless communication standards: IS-2000, IEEE 802.11, 3G, 2G, GSM, W-CDMA, UMTS, CDMA, 3GPP, 3GPP2 ,RF propagation , ISUP,A-link,ABIS,MAP,OSI Model. * Experience with GPRS, Sigtran, SS7, VOIP, ATM, TCP/IP data transport protocols and networks. * Hands on Experience with MSC server, Node B, RAN, MGW of WCDMA network. * Hands on experience in RF test equipments (Spectrum analyzer, Oscilloscopes, Network analyzer). * Experience with Ericsson ( AXE and CPP) , Nortel , Lucent, Cisco and Extreme network elements * Fast learner, flexible, strong team member and can work with minimal supervision. Educational Qualifications ----------------------------------------------------------------------------------------------------------------------------------------------------------- MASc. ( Masters in Communications Engineering)-2005- University of Windsor,Ontario,Canada . Thesis: Iterative Multiuser detection with integrated Channel estimation for Turbo Coded DS- CDMA. B.Sc. (Electrical & Electronics Engineering)-2001- Bangladesh University of Engineering & Technology, Dhaka. Professional Activities/Memberships: * Member of the Institute of Electrical and Electronics Engineers (IEEE) * Associate Resident member of Ontario Society of Professional Engineers (OSPE). Technical Proficiencies ----------------------------------------------------------------------------------------------------------------------------------------------------------- O/S DOS, Windows NT, Windows XP, UNIX, Sun Solaris, Linux(Red hat) Language Fortran, C/C++, Visual Basic 6.0,Java,HTML,XML Application Excellent knowledge on MS Office( Word,Excell,Access,Powerpoint) MS Visio ,AutoCAD, Citrix, PC Anywhere, Telecom Element management Software, Latex, SMO, OSS. Simulation Tools MATLAB Simulink, PSPICE, VHDL, Verilog, Lab View Hardware Excellent knowledge on PC/Network trouble shooting ,Router, Ethernet, AXE, CPP ,DMS ,Plexus, CISCO ,Extreme and Juniper switches Academic Projects/Papers ----------------------------------------------------------------------------------------------------------------------------------------------------------- * Signal detection and timing estimation via summation likelihood Method . * Real time Analog and Digital filter design using MATLAB. * Implementation of Adaptive Channel Equalizer using Simulink/MATLAB. * A Simualtion comparison of multiuser receivers for cellular CDMA using MATLAB/C++. * Multiuser Signal Detection in DS-CDMA in multipath fading channels(simulation). Relevant Academic Courses ----------------------------------------------------------------------------------------------------------------------------------------------------------- Digital Signal Processing, System Theory, Statistical Communication Theory, Wireless Comm. Systems Theory & Design, Multi-User Digital Communication, Computer Networks, Adaptive Signal Processing, Telecommunications Engineering. Work Experience & Training ----------------------------------------------------------------------------------------------------------------------------------------------------------- 1. April 2005 - Present, Rogers Wireless Inc, Toronto, Ontario, Canada Core Network Switching Specialist ----------------------------------------------------------------------------------------------------------------------------------------------------------- * Integration testing, verify functional specifications, operation and maintenance of Rogers Wireless GSM/UMTS/WCDMA 2G, 2.5G and 3G network with Ericsson AXE 810 (APZ 21230/33/40/50), CPP (Connectivity packet platform, R3 and R4), Nortel (DMS-100/250) and Lucent Plexus 9000 soft Switch. * Troubleshooting and fault resolution of Core Network nodes MSC,BSC, HLR, FNR, APG40 for MSC and BSC,STP,MSS,MGW,RNC ) * Work with Plexview EMS navigator, Ericsson EMAS GUI, moshell and Winfiol, Access 7 for fault management. * Acceptance testing of new UMTS nodes likes MGW (Media Gateway server), RNC (Radio Network Controller), UMSC, Node-B (RBS) for Rogers Wireless network. * Assist in the implementation, testing and integration of new services E911, LNP, platforms and acceptance test (ATP) for commissioning of new switches. * Analyze, Research and rectify wireless core network related faults and complains, resolving trouble tickets and change management. * Routine operation and maintenance of switches and use network management tools like Remedy, Net cool, HP Open View etc. to ensure network availability is maximized. * Collect statistical and Traffic data for optimization of Core network elements parameters for maximum performance. * Assist field technicians and carrier companies during routine test and troubleshooting activities. * SS7 and call traces to localize and trouble shooting faults. Training WCDMA System Overview Ericsson AXE 810, APG40 and Nortel DMS operation & maintenance Ericsson MGW(R3) ,RNC , MSC server Integration testing. APZ 21240 Delta and MGW R4 Delta , Ericsson Canada ----------------------------------------------------------------------------------------------------------------------------------------------------------- 2. January 2003 - April 2005, University of Windsor, Canada Research Assistant (3rd Generation (3G) wireless receiver design) ----------------------------------------------------------------------------------------------------------------------------------------------------------- * Wireless communication standards: IS-95, IS-2000, 3G, RF propagation techniques * Spread spectrum technology: CDMA, OFDM, MC-CDMA ,DS-CDMA * Designed Equalizer for wireless communication systems and networks * Designed Receiver and performance analysis for multi-user detection of DS-CDMA systems in frequency-selective fading channels using MATLAB * Proposed Performance analysis of Convolution and Turbo coded wireless systems. * DSP algorithm implementation different types of Analog /Digital filters. * Simulation of communication systems with MATLAB/C++ * Digital signal processing and statistical signal processing * Test Experience with Spectrum analyzer, Oscilloscopes, Protocol analyzer * Test Experience with TEMS for calculation of Signal Strength ,Quality of Signal,Handover,Dropped calls. Teaching Assistant: Electronics I,Electric Circuits II,Analog Communications, Digital communication theory. ----------------------------------------------------------------------------------------------------------------------------------------------------------- 3. June 2001 - January 2003, Telecom Malaysia Bd Ltd( AKTEL). Switch Engineer (NSS) ----------------------------------------------------------------------------------------------------------------------------------------------------------- * Evaluation of network and new functionality on GSM MSC/VLR ,HLR/AUC, BSC. * Implementation concept relating to MSC and HLR data translation. * Digit analysis,IMSI analysis,route data and routing case analysis. * End-of- selection and access baring analysis and handling customers complains. * Traffic analysis and traffic trend forecasting for future expansion. * Implementation of B-no. Analysis Table, Route Analysis and addition of new routes into service. * System backup ,Lifeline,Upgradation of Switch software * Designing a state of art equipment room for new ericsson MSC /VLR /BSC . * O&M of AXE 810 switch (MSC/VLR & BSC/BTS). Additional responsibilities include installation and commissioning of MSC/BSC, TEC validation and acceptance test, handling customer complaints Training GSM System Survey ( Ericssons GSM Sysmtem architechture) Introduction to AXE AXE 810 operation & maintenance ( Four week). Signalling system no. 7 (SS&) in GSM network ----------------------------------------------------------------------------------------------------------------------------------------------------------- Personal Details Date of birth 23rd July 1977 Marital status Single Residency Status Permanent Resident, Canada Reference: Reference will be provided upon request. ----------------------------------------------------------------------------------------------------------------------------------------------------------- |
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| Job Preferences | |||||||||||||||||
| Job Category: | 3g/GSM/CDMA/UMTS | ||||||||||||||||
| Job Type: | Full-Time Employee | ||||||||||||||||
| Job Status: | Immediate | ||||||||||||||||
| Desired Salary: | $0 Unspecified | ||||||||||||||||
| Desired Location: | Not Specified | ||||||||||||||||
| Willing to Relocate: | Yes | ||||||||||||||||