Abdullah Sahin

Charging and Tariff Solutions Manager at Turkcell Technology

Türkiye

About

Experience

  • Charging and Tariff Solutions Manager at Turkcell Technology
    Feb 2022 - Present · 4 yrs 5 mos

  • Contracts & RealTime Offerings Manager at Turkcell
    Jan 2019 - Feb 2022 · 3 yrs 2 mos

    Contracts & RealTime Offerings Manager at Turkcell IT division

  • Turkcell Technology Research and Development (Istanbul, Istanbul, Türkiye)
    • Expert Business System Analyst
      Jun 2017 - Dec 2018 · 1 yr 7 mos

    • Senior Business System Analyst
      Sep 2014 - Jun 2017 · 2 yrs 10 mos

      • Analyzing business requirements, providing technical solutions to meet the expectation. Organizing multi-domain interactions. • As a Roaming Account Manager, following the company-wised Roaming related demands and finding relevant internal contacts and solutions. • Taking part and full responsibility as Analysis Leader within projects. Working in conjuction with Project Managers to be on track. • Manage life cycle of certain services related with voice, sms, data charging nodes. • Working as a tester as well for newly integrated features. • Consultation for business and other technical groups • Vendor Management • Supporting Operational Departments and solving customer complaints. • 2013 CXO prize for a special profitable integration • Instructor at Turkcell Akademi in Data Charing protocols area

  • Senior Operations Engineer at Turkcell
    Feb 2011 - Aug 2014 · 3 yrs 7 mos

    Online charging system operation engineer

  • System Integration Engineer at Ericsson
    Jul 2008 - Feb 2011 · 2 yrs 8 mos

    • Installation, integration, testing and getting acceptance of the charging system in Ericsson Turkey and its affiliated countries. • Develop competence in new products and integrate, support customer for end-to-end solution • Had an experience within a multinational project environment in several countries as Israel, Greece, Libya, Ghana, Rwanda, Egypt, Azerbaijan. • Rewarded as Global Key contributor within Global Ericsson.