Engineer Manager
Resume:
MD. TALHA
Address: ***** ********* *****, ******-*****, Texas,USA
E-Mail : **********@*****.*** OR ******@*****.***
Contact no.: +1-972-***-****
Career Objective:
With 8 years experience mainly in the domain of radio access network and partly in CS
core network,I have been gaining multidimensional experience on E2E network architecture,network planning,optimization and operation . I am eagerly looking for an opportunity to work for a top telecommunication company where I can utilize my engineering education and experience, while presenting new work challenges and continuous learning opportunities.
Highest Educational Qualification:
Masters in Telecommunication Engineering(MSTE) from University of Texas at Dallas (UTD)
Certification: PMP certified (Currently Active :2013 -2016)
Immigration Status: Greencard Holder
Functional Experience (From most recent to past):
Senior RF Service Engineer(eUTRAN) (June, 2015-Present)
End Client: T-Mobile USA.
Employer: NextGen Wireless
Working Knowledge of LTE/4G and WCDMA network architecture elements and protocols,call flows and signaling
Have solid understanding on 3GPP standards, LTE Core Interfaces, protocol, call flows and signaling.
Analysing the perfromance of new LTE features and the impacts of feature activation and deactivation in the LTE network .
Optimising the RF and Feature parameters in order to improve the network KPI
Provide proactive support by monitoring LTE and UMTS system performance and addressing the crash,errors occured on HW level thorugh Ericsson Unix based OSS platform.
Experience with analysis of Call Flow and troubleshooting based on the issue found on call flow analysis
Monitor the KPI trend of VoLTE,thoroughput, retainability,accessibility for LTE and UMTS network.
Collecting drive data and statistical data and analysing to fix the KPI issues of LTE and UMTS netowork ( latency, throughput,SINR, RRC failures,PRB utilization,ERAB dros etc)
Working experience with design and development team to support the network expansion & upgrade projects to meet the increasing demand of data capacity.
Senior RF Service Engineer(eUTRAN) (March, 2013-June,2015)
Employer: GCB Services LLC
End Client: Ericsson USA(March,2013-Dec,2014)
In-house projects(Feb,2015-June,2015)
Working Knowledge of LTE/4G and WCDMA network architecture elements and protocols,call flows and signaling.
Experience in writing shell scripts for integration and troubleshooting purpose.
Have solid understanding on 3GPP standards, LTE Core Interfaces, protocol, call flows and signaling.
Working experience in Ericsson eUTRAN releases L12,L13,L14.
Hands-on experience of testing CSFB, SRVCC, eMBMS and RAN features (Carrier aggregation, ANR etc. ) in lab .
Have experience on FOA and leading the rollout of new releases and features in live networks during Maintenance Window.
VOLTE features testing, optimization and tuning support in LTE systems(ENB), QCI parameter configuration for VOLTE .,LTE ENB configuration and scripting, LTE ENB Operation and maintenance by moshell(Amos) command and LTE RAN tuning support.
Working experience with customer design team for validation of new releases and features and performing analysis of their impacts on networks.
Good knowledge on RF propagation principles, cellular
Theory, RF engineering tools and antenna theory .
Solid understanding on measurement, assessment, identification of KPIs, network bottlenecks impacting subscriber experience (QoS,) such as Coverage, Neighbor lists, PCI planning, Mobility Mgmt, Traffic Shaping etc.
LTE network alarm clearing that includes checking DUS,DUL,DUW,SFP,CPRI Bit error, RRUs, antennas,DAS, Small cells etc.
Guiding performance and optimization team to improve network quality
Providing Support on virtual war room for various alarm clearing projects,creating RETs, troubleshooting on RETs and LTE systems and RAN issues like RSSI,VSWR,RET & CCU Issues, HW failures,Performance Degradation, External alarm etc.
Have Experience on compiling RNDCIQ information and submitting data to scripting for integrating sites in the network. And have solid understanding on RFD sheet
Creating process guiding, mentoring the team to ensure the quality support to the field team and have experience on making power point presentation and demonstration of the presentation to the team and management.
Senior (e) UTRAN Consultant ( May,2011-March,2013)
End Client: Ericsson USA. Employer: Tangent USA Inc.
Experience in Unix and Linux based environments as well as with hands-on expertise in networking, scripting, and systems integration.
Monitor & analyze Cell Reports & KPI trend on Call Setup Success Rate, Drop Call Rate (DCR), Rx Quality & level for UL/DL, Handover Success Rate etc.
Experience to work in system with UNIX platforms .
Troubleshooting and optimizing of LTE and UMTS network, change parameters in order to improve the KPIs like - Reduce congestion and drops; improve the IRAT and SOFT HO, Location Update, Paging, CSSR, RRC Connection and RAB Establishment Success rate, pilot pollution optimization
Provide Network Performance(Accessibility,Retain-ability) improvement consultations based on investigations and analysis on various protocol logs, node configurations and internal call traces and Parameter
Solid understanding on multi carrier LTE optimization, capacity growth, 3G offload plans.
Extensive support in Special Events with performance monitoring of ENodeB, RNC,NodeB and changing parameters during game time to optimize the Network performance.
Fault isolation by checking hardware issues on EnodeBs, RNCs and Nodebs.
Evaluate customer requirements and provide solutions with support from other team members.
Provide technical inputs and guidelines for all stages of post launch optimization including site turn up, performance monitoring, cluster acceptance and multi-band tuning/optimization.
Subject matter expertise on technical issues at regional market level, and Methods of Procedures (MOP’s) to be implemented for successful implementation of client solution and provide key inputs for implementation of SOWs .
Strong knowledge of Ericsson Multi Technology RBS Configurations.
On-site experience to work at the customer lab to perform test cases and implement the solution in market
Team Lead, RAN Swap Project (June, 2010- May,2011)
End client: Nokia Employer: Accurate Consultant Ltd., Bangladesh
Manual Scrambling Code(SC) planning for new sites,Neighbor and IRAT Neighbor audit and definition, determination of RF parameter, Antenna height and azimuth determination
Experience in planning, prioritizing and executing swap projects by
working with Account Manager, Operations and CTO of Customer
Experience in developing required project documentation identifying project goals and tasks and generating assignments consistent to meet objectives
Organizing and leading the RAN Swap project team as required and
provides feedback and focus to all team members.
Creating & Verifying the BSC databases like site creation(Creation of LAPD, BCF, BTS, TRX in BSC.), routing database, Handover defining, GPRS, EGPRS enabling, Cell info defining
Editing & creating plans & managed objects through CM EDITOR
Tools, it facilitates plan modification by providing the functionality to create and select user-configurable parameter views.
Troubleshooting during the on air time of the sites by checking site alarms with site engineer and in some cases doing troubleshooting by login to FlexiBTS remotely,
Executing plan of Network Performance and optimization team for
BTS, ADCE,BCF,handover and cell related parameter tuning
Increasing EDAP size in large of sites by executing modified abis plan, alarm monitoring, report generation on demand from NetAct.
Ensuring all commitments are met in accordance with
project goals/objectives project activities and customer handover
requirements
3G RAN Consultant (January 2009 - May,2010)
End client: Ericsson Kenya Ltd. and Ericsson India Pvt. Ltd. Employer :TSSI UK LTD
Preparing Target coverage and subscribers, Traffic profile, RAB(Radio Access Bearer) Info, link budget from customer for dimensioning.
Development and implementation of Operations & Maintenance
Processes and Function verification in accordance with the
maintenance documentation of the network element.
Producing HLD( High Level Design) from traffic profile, subscriber
capacity calculation, interface plan in terms of transport and
capacity, provided HW, SW, License, network impact, brief
connectivity detail, TX requirements .
Producing LLD(Low Level design) with all the connection detail, for
IuB cross-connect, diagrams, port allocations for Iu-CS( CP, UP), Iu-
PS (CP UP), MuR, MuB, MuR etc. RNC, RBS O&M IP allocation plan
in detail, PDR host ip allocation detail, AESA scheme, Cell data
detail, Survey data, HW view .
Definition of optimization processes such as the Mobility strategy,
Femto (metro/enterprise) deployment, Power settings and
adjustment (CCCH vs. data and traffic capacity), reduction on R99
PS traffic towards HSPA, expansion criteria for CE and
transmission, etc.
Capacity management, 2nd Carrier deployment.,troubleshooting
on worst cells.
Have experience on working with E2E Network architectures and functions from the perspective of core, backhaul and access
System Engineer,Core Operation
June,2007 – Jan,2009
Employer: Grameenphone Ltd., Bangladesh
Experience in software installation, upgrades/patches, troubleshooting, and maintenance on UNIX based platforms.
Monitor Stats at BSC & Cell level using Optima Tools
Identify of RF Network problems from TEMS Log Files, NetAct
Events etc.
Conduct Parameter Trials & initiate Global Parameter Changes and
Benchmarking of KPI’s
Load and Capacity management of RNC by concerning RAB
Transition Load Control, Load Sharing, UniSaal Congestion,
Downlink Overload Control, admission control.
RNC, NodeB internal parameter audit and Software audits on RNC
and NodeBs and UTRAN internal parameter audit.
Having practical experience in taking trace of ISUP/MAP/CAP from
OSIX for local and international roaming call problem and
performing the needful.
Having practical experience in providing signaling definition (MTP routing, SCCP routing, Sigtran definition ), LAC, Zone Code & Test BTS Definition, HLR definition, MSRN routing of new node with other nodes when any new node is integrated in network.
Having practical experience in executing DT for CAMEL application in all Core Nodes.
Having practical experience in working with PM(Performance measurement) Counters and data collection
Having practical experience for ranap definition in MSS and integration of RNC with MGW
Academic Projects:
Implementation of a Basic Network Design model and creating an algorithm to compute the network reliability using the method of exhaustive enumeration and analyzing the dependency of network reliability on the individual link reliabilities.
SPECTRAL SHAPING :Changing The Measured Noisy Signal into the Estimate of a Desired Signal by Appropriate Filtering
Simulation of the OFDM system with the specified standards for LTE OFDM and observe the performance over given AWGN channel and ITU Multipath channel models.
My interests:
The upcoming 3GPP releases of LTE technologies(LTE-10/11 and beyond), and strategy on migration to spectrum-efficient LTE and VoLTE,Carrier Aggregation, ICIC (Inter Cell Interference Coordination) and CoMP (Coordinated Multipoint)
OSS,,SS7 Signaling,Diameter, H.248, H.323, VOIP. knowledge on IP technologies such as TCP/IP,BGP,MPLS, OSPF, EGIRP, Mobile IP, Network Security, QoS, and EPC standards and protocols and signaling
Personal Information:
•Fast learner and could easily get along with people
•Working ability with mental steadiness under stress.
•Has a good sense of urgency towards work / projects
•Strong communication skills required/Written and verbal
•Reliability and strong organizational skills
•Ability to work independently and complete tasks successfully
Computing skill:
• Word, MS Excel and Access, MS PowerPoint,Programming Language: C, C++ Perl,,VBA,MATLAB, scripting (VBA)
Tools:
•Unix, MACRO VBA Database In Excel,Citrix,Actix,OSIX and Nethawk Protocol Analyzers, Wireshark,ACP(Automatic Cell Planning tool),CCR Tool,Winfiol,Ethereal trace,Hiperterminal
Reference-1:
Andres Charria
Program Manager,Ericsson USA
******.*******@********.***
Reference-2:
Muhammad Tawhidur Rahman
Senior Engineer, System Performance & Planning
T-moble USA
Bellevue,Washington
E-mail: ********.********@*-******.***
Cell: 972-***-****
Contact this candidate