4257 Maddox St	Samvit Chakma	Mobile: +1 (832) 289-8146
Beaumont, TX-77705		samm.chk@gmail.com

 

Education:

Lamar University, Beaumont, Texas                                                                                                                                                                                      Dec, 2015

Master of Engineering (M.Eng.)in Electrical Engineering                                                                                                                                      

Bangladesh University of Engineering & Technology (BUET), Bangladesh                                                                                                            Mar, 2009                   

Bachelor of  Science in Electrical and Electronic Engineering

Relevant Coursework:

Advanced Computer Architecture, Computer Network Security,  Digital Communication, Digital IC Design, Computer Networks, Low Power CMOS Design and Reliability, RF System Design.                                                                                                               

Summary of Experience:

4 years experience in Telecommunications specializing in, Radio Access Network Optimization & Planning, Installation & Commissioning 2G/3G(GSM/UMTS/WCDMA)/LTE. Experience in “2G swap and 3G upgradation” project, Swap/new Sites Projects for HUAWEI network.

Certification:

 

CISCO Certified Network Associate Routing & Switching (CCNA)

Technical Expertise:

·                     Telecommunication Technologies: SS7, GSM, CDMA, GPRS,EDGE,LTE,HSPA, HSPA+, WIMAX, WCDMA , OFDMA, MIMO, EDGE, IEEE 802.3, IEEE 802.11a/b/g/n, Bluetooth.

·                     Tools and Language: Huawei Genex Probe, Genex OMStar, TEMS Investigation, Map Info, Atoll, X-CAL, X-CAP, IxChariot, AutoCAD, Cadence, Xilinx, MATLAB, C/C++, Perl, Visio.

·                     Test Tools: Anritsu Site Master,  Anritsu Spectrum Analyzer.

·   Operating System: Mac OSX, Windows, LINUX

Professional Experience:

Huawei Technologies, Bangladesh                                                                                                                                                         Dec 2009 to Nov 2013

Wireless Engineer II

·                     Served as wireless team leader of Axiata Bangladesh account.

·                     Installation and commissioning of Huawei BSC and RNC.

·                     BSC and BTS maintenance using CME in M2000 platform by KPI data monitoring and comparison

·                     Site data configuration for BTS3900, BTS3900A, DBS3900 in BSC6900 (CME platform).

·                     Responsible for the operation and maintenance of Huawei BSC/RNC including software upgrades, testing, configuration, documentation and monitoring integration.

·                     RAN resource management, interface design and capacity dimensioning.

·                     Preparing High Level Design (HLD), Low Level Design (LLD) and capacity planning for new BSC/RNC prior to the deployment phase.

·                     Working on Network Operations using Ticketing system.

·                     Performing trial and tests for different RAN features such as EDA, TFO, VAMOS,  eMLPP for clients and finally deploying commercially upon successful outcome of the trials.

·                     Guiding and supervision of assigned onsite engineer on the process of installation and commissioning as well as train, facilitate, solve work related problems, and participate in the work of the team as a technical troubleshooter. 

·                     Co-ordinate 2G and 3G team activities.

·                     Handling all the PR/PO related issues of service provider for RNP/RNO services.

·                     Simulating Coverage (RSCP),Quality (Ec/Io) and Pilot Pollution over Atoll/UNET for 3G Sites.

·                     NBR Planning (Intra-frequency,Inter-frequency, IRAT and Cell-Reselection) for newly integrated sites.

·                     Prepare NBR scripts and implement on M2000.

·                     Parameter (IRAT, Intra/Inter HO, Cell-Reselection, Mirror NBR, Oneway/Less/Redundant NBR) Consistency checking.

·                     Capacity and congestion(UL/DL CE, Code and Power) analysis

·                     Monitoring Drive Test team during their SSV Drive Test and troubleshooting all the DT related problem by checking various type of parameter (Cell-selection/re-selection, IRAT,HSDPA/HSUPA, Soft and Hard HO,R99 CS and PS throughput etc.)

·                     SSV Drive Test log files checking and provide the Recommendation for further improvement and send it for customer approval.

·                     Monitoring RNC’s KPI (Assignment Setup Success Rate, Assignment Drop Rate, PDP Context Activation Success Rate, Soft HO and Hard HO Success Rate,CS and PS traffic for R99 and HADPA/HSUPA traffic).

·                     Analyzing Worst-Cell’s KPI in daily/weekly/monthly basis and improving the performance of Those cells by tuning parameters.

·                     Cell and data parameters, signaling and traffic link utilization, processing capacities for optimization of network coverage, capacity and maintenance of pre-defined Cluster and Network based KPI’s. Manage all kind of network functionality and feature tests like AMC thresholds ,FFR testing,4T4R,HARQ,MIMO B and MIMO A, VAMOS.

Academic Projects:

Performance analysis of CSMA/CD and 802.11 (CSMA/CA) protocols using NS2                                                                                    

·                     Write/modify Network Simulator NS2 scripts to evaluate the performance of CSMA/CD and 802.11 protocols.

·   Simulate a wired & wireless LAN, to study CSMA/CD & 802.11 protocols

Small Network based on requirement specific BGP and IGP Protocols                                                                                                             

·   Designed BGP policies with primary focus on the Internet connectivity and regulate traffic flow for a small business network model.