Nuruddin Ahmed

6501 Independence Pkwy #1102, Plano, TX 75023 ∙ (347) 828 5828 ∙ nur.ahmed@outlook.com

Permanent Work Authorization ∙ No Visa Sponsorship Required

PROFESSIONAL SUMMARY

 

Linux based Telecom Application Professional with 10+ years of experience linking technology to business objectives. Worked with Ericsson (Fixed term contracts in USA, Egypt, Tunisia, India & Bangladesh), Motorola Egypt, Huawei & Orascom. Achieved "Red Hat Certified Engineer" certification# 120-116-538.

 

·   OS: Red Hat Linux, Suse Linux, Debian, Sun Solaris, HP-UX, IBM-AIX, Windows on HP, Dell, Oracle etc.

·   Telecom Applications: Cloud Computing, Charging System (SDP, AIR, CCN, VS, MINSAT/ECMS, CRS, VXML-IVR), BSCS, CBiO, Convergent Charging, EMM, VoLTE, IMS Core network, SACC, Huawei IN/OCS.

·   Network and Protocols: Cloud Computing, SS7, IMS, OSI-7 layer protocol, Knowledge of xDSL including ADSL, VDSL, ADSL2+, Fiber to the X and Internet Protocol (IP) data technologies and products, TCP/IP Addressing, DIAMETER, LTE, Routing, Switching, VMWare ESX with Network configuration, DNS, Sendmail, BIND, NFS, NIS, Symantec Net backup

·   Scripting & Tools: Shell/Bash scripting, Perl, Kick Start, HTML, XML, Jump Start, Symantec Net Backup

·   Web Server: Apache, Tomcat, Sun Java Web Server/Oracle iPlanet, Weblogic, JBoss, IBM Websphere

·   DBMS: SQL operation on Oracle, Oracle RAC, MySQL and Sybase, Knowledge of Big Data, MS-SQL, DB2

·   Storage Technology: VERITAS Volume Management, ZFS, EMC Storage, RAID, SAN, NAS, LVM, VMFS

 

PROFESSIONAL EXPERIENCE

 

Consultant - Services Engineer V             7/2013 - Present

Ericsson USA, Texas, USA              

·   Performing as Lead engineer for test, troubleshoot and integration for T-Mobile Convergent Charging project

·   Developing, integrating, testing, documenting and analyzing overall architecture of systems, including hardware and software, related to Prepaid and Postpaid Charging in one platform (Convergent Charging)

·   Coordinating design and integration of total system including subsystems in support of service delivery; performing architecture assessments related to Convergent Charging project

·   Main contract for internal and T-Mobile for any technical issues related to the project and related business

·   Lead and supervise the team of System Integrators within the region and outside the region for T-Mobile project

·   Performing Test lead of the project and handover of Ericsson Convergent Charging product based on HP, Red Hat Linux, Solaris, Oracle database, Virtualization, External storage, Web server etc.

·   Delivered Unix based Ericsson Charging System to Sprint as a lead System Integrator and Architect

·   Supported and integrated Ericsson MM 8.0 with IMS Innovation Platform for AT&T

·   Technical support to Solaris based Enhanced Smart Limit for AT&T using Multi Mediation 8

·   Supported and implemented UNIX based EMM 7.0 expansion for Rogers @Canada

·   Supported and implemented UNIX based Shared Prepaid platform up-gradation for Rogers @Canada

 

IN-VAS Consultant                          9/2012 - 11/2012

PricewaterhouseCoopers PLC (Orascom BD project), Dhaka, Bangladesh (Fixed term contract)              

·   Developed system architecture for large scale telecom network including file and event mediation and billing

·   Audited & tested Ericsson & NSN IN, EMA & EMM, multivendor VAS applications

·   Detected flaws in the network design, performance and gave recommendations of VMWare ESX and networking solution which improved efficient use of existing hardware capacity

·   Replaced damaged disks and increased disk capacity in SAN technology using Solstice DiskSuite

·   Implemented remedy in system outage and implemented geographical redundancy to prevent further outage

 

Consultant - Services Engineer                                          1/2012 - 8/2012

Ericsson Tunisia, Tunis, Tunisia(Fixed term contract)              

·   Performed Installation, verification, Solution Design, up gradation, migration, and 2nd level support through CSR as the Solution and System Support Team leader for Ericsson MM and Charging system nodes

·   O&M for Ericsson BSCS for Tunis Telecom

·   Resolved the backlog of customer technical complaints within the 1^st month of my contract period

·   Executed general & SUF upgradation of EMM and Charging system nodes

·   Administrated CCN Solaris ZFS (zpool command) File system and Solaris Zone (creation, cloning, attach/detach)

·   Installed EMC SAN storage including Solaris based OS and Application clustering

 

Consultant - Services Engineer                           4/2011 - 10/2011

Ericsson Egypt, Cairo, Egypt (Fixed term contract)              

·   Gave technical support to EMM, EMA & Charging System (CCN, SDP, AIR, VS, MINSAT, IVR)

·   Handled Service Tickets, data migration, Solution architecture, Cellular Number Plan Change

·   Implemented geographical redundancy for disaster recovery of SDP & CCN servers

·   Installed, operated and maintained EMM & Charging system nodes

·   Monitored servers and applications through SunMC, text mode and application GUI

 

 

 

 

Consultant - Senior IN Engineer  1/2011 - 4/2011

Motorola Solutions, Cairo, Egypt (Fixed term contract)             

·   Designed, developed and integrated Motorola KPI system with Unix based Ericsson network elements

·   Audited with KPI definition for Unix based Ericsson prepaid cellular system and Acision SMS system

·   Performed setup and configuration of Linux based monitoring system

·   Developed Active Directory based security using LDAP server/client network for UNIX servers

·   Solved long pending prepaid network issues related to revenue leakage

 

 

Consultant - Solution Integrator                                        8/2010 - 11/2010

Ericsson India, Delhi, India (Fixed term contract)              

·   Worked as Solution Integrator and Architecture for Ericsson Charging System upgradation and expansion project

·   Performed automatic upgradation using shell script based System Upgrade Framework

·   Performed EMM system installation, integration and administration

·   Installed Account Finder application

 

Solution Integrator             6/2006 - 12/2009

Ericsson Bangladesh, Dhaka, Bangladesh              

·   Ericsson Multi Mediation installation and configuration

·   Worked as project based team leader for integration & support of Ericsson Mediation and Charging products for different operators

·   Performed daily health check maintenance for Solaris based telecom applications

·   Installed and upgraded UNIX OS, application and related network

 

Application & Software Engineer             07/2005 - 6/2006

Huawei Technologies, Dhaka, Bangladesh              

·   Did project based installation, configuration, support/troubleshooting of Unix based Huawei prepaid cellular system

·   Integrated Huawei prepaid and GPRS system with Ericsson prepaid system

·   Supported Apache web server in Solaris environment

 

EDUCATION

 

Bachelor of Computer Science                                                                                               7/1999 - 12/2003

National University, Dhaka, Bangladesh

·   One of the largest universities in Bangladesh with thousands of affiliated colleges/institutions where the Bachelor degree in Computer Science follows US standard curriculum.