Sevinj Tahirova

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References

Available Upon Request

Work Experience

Gemalto December 2012 - Present

Technical Lead – Core Network & Roaming Vertical

End to end management of all technical activities in CNR Projects Delivery.

Key SS7/Sigtan & SMPP Specialist with experience and hands on Integration with

major vendors using protocols: MAP v2, Map v3, SMPP v 3.3, SMPP v3.4

Issuing and maintaining all technical documentation during projects delivery.

Lead in-house and Customer Technical Trainer for Messaging Platforms and

Sigtran/SS7

Leading Technical Activities for projects including the following products :

Messaging : SMSC, MMSC, USSD GW, WAP Gateway, SMS Firewall

Device Management Solution : DMC, Device Management Reporting

Equipment Identity Register

Roaming Suite: Steering of Roaming, Border Gateway Controller, Welcome to

Raomers, Bon Voyage, WiFi Roaming

Description of Activities :

Working with HP Servers and Blades - G7 and G8 servers and VMWare

technology on IBM Blades

Working with Red Hat Enterprise Server, MySQL Database / Replication

mechanism, Red Hat Clustering mechanism for redundancy and high

availability, Network configuration and Bonding for CISCO Switch

Configuration.

Linux Bash Scripting in order to automate some processes in Core Network

solutions

Sigtran configuration: Conducting ACULAB Stack installation / configuration, SS7

links establishment with MNO(Mobile Network Operator) and troubleshooting

errors/issues on MAP and TCAP Layers.

SMPP Connection setup and troubleshooting with MNO

SMTP, SNMP, NTP Integration

Interworking with IN for Billing Interfacing

Providing Periodic Support & Audit of Delivered platforms.

Dedicated Technical Support point of Contact for MTN operators - Anchor DMC

(Device Management) customer

Current Active Projects :

Converged messaging solution deployment in Outremer Telecom: SMSC, SMS

Firewall, MMSC, USSD Gateway

Working as the Key Project Technical Lead and acting as the Technical Point of

contact from delivery perspective.

Project is to be deployed on 5 different Sites of Outremer Telecom in Indian

Ocean and Caribbean Sea with execution timeline of 1 year. All platforms are

to be deployed on Virtual machines

Complex Sigtran Architecture with Integration with Huawei, Ericsson and NSN

Switches

Managing Migration and Interworking with ZTE SMSC

Managing Migration of all SME and MME to Gemalto Platforms

Implementing Complex design for MMSC integration with SGSN/GGSN

A Cloning and Sanitization strategy has been adopted to optimize delivery

timelines where after completion of Site 1, remainder sites shall use clone of

Site 1 and then be sanitized

All Acceptance of the Solutions have been done on-site

Implementation of WAPGW + MMSC in Wind Canada

Working as the Technical Lead on the Project

First Gemalto CNR project in North America

Deployment is based on IBM Blade servers

Interworking with :

Wind Sigtran Network &

SMPP Integration with Wind SMSC

Diameter Interfacing with Huawei OCS for Billing

Integration with Wind SGSN/GGSN for WAP traffic

Implementation of MMSC + Interworking with DMC in MCEL Mozambique

Projects Closed within last 2 years within the timelines and project milestones:

Sigtran SMS Router Implementation in Tim Brazil

Sigtran SMS Router Implementation in Movistar Columbia with on-site

Acceptance & Training Conducted

DMC Implementation and Upgrades on MTN Congo, Roshan Afghanistan, MTN

South Africa

MVNO Setup in Cell C DMC deployment

SMSGW Implementation in Bakcell Azerbaijan

Expansion & Upgrade of Messaging Solutions Suite in Bakcell Azerbaijan

Bakcell – Mobile Network Operator in Azerbaijan May 2010 to Dec 2012

Senior VAS Engineer

Experience of working on all messaging and roaming platforms with various vendors.

Service Engineering / Linux System administration for all Messaging and Roaming

Platforms.

Rollout /Upgrading Tasks for all Messaging platforms

Migrating all VAS (Value-Added-Service) Providers from old SMSC to new SMS

Gateway (including network level routing, switching, SME Migration) .

Configuring Diversion and Routing of SMS AO traffic on SMS Router & SMS Gateway

as per Bakcell requirements.

Planning and Coordination of Go LIVE activities and traffic cutover

Configuring SMS Firewall for filtering all message traffic coming from other local

operators (creating configurations, profiles, filters for blocking messages by keyword,

originator or SMSC GT)

Resolving problems on SMPP protocol level that VAS Providers periodically face.

Administer Oracle Database where all CDR (Call Details Records) data is being

collected.

Writing Bash scripts for downloading and generation of reports from central Linux

server, and uploading to Oracle Database

Training and Certifications

Training : SMSC 5.2 administration

Training : SS7 network

Training : Transact – SQL

Training : Cisco Network Associate

Training : Gemalto Leadership Discovery training program in San Francisco, USA

( June 2014)

Certification : 1z0-052 Oracle Database 11g Administration I

Certification : 117-101 Linux Professional Institute (LPI) Exam 101

Certification : 640-802 Cisco Certified Network Associate

Professional Skills and Qualifications

Worked closely with Pre-sales & Product team for product improvements &

Customization developments

Introduced key technical project documentation in the project lifecycle process for

optimization and effectiveness of project delivery

Selected for the annual Gemalto Discovery Leadership program – held in June’2014 in

San Francisco

Crafting technical and project delivery documentation :

Project Implementation Plan

Solution Design Document

Acceptance Test plans

Customer Network Information Document

Installation/Technical Implementation documents

Product Technical Functional training certifications for the below with in-depth

knowledge and experience :

MMSC

SMSC

SMS Firewall

Device Management Solution

Roaming Portfolio : Steering of Roaming, Border gateway Controller, Welcome to

Roamers Bon Voyage

EIR

Worked with Major Telecom Network Groups in various countries with on-site activities:

MTN, Cell C, ZAIN, WIND, TIM, Movicel, Outremer Telecom, Etisalat, Roshan,

Bakcell

Knowledge and Experience on Following 3 rd Party products for Support &

Implementation :

Marben/Diameter – for Billing/ IN

Aculab – for SIGTRAN and SS7

HP & IBM Hardware

CISCO L2 and L3 Switches

MySQL & Oracle Database

Redhat Linux Version 5.x and 6.0

VMware and Oracle jukebox for Virtual deployments

Worked with Major SMSC providers for SMPP Integration using SMPP v 3.3 and 3.4

Attended various training and workshops on advancing my knowledge in Signaling

( SS7 and Sigtran) and SMPP protocols

Education

2006 – 2010 B.Sc in Computer Engineering/Security of Information

Azerbaijan Technical University

Passed with Distinction

2010 – 2012 M.Sc in Computer Engineering – Networks with Dynamic

Architecture

Azerbaijan Technical University

Passed with Distinction

References

Available Upon Request – both Academic & professional

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