Provide Level2 support and maintenance of Unix/MS Windows platform based customer oriented services such as;* Mobile Number Portability-Electronic Document Management System (EMC Documentum & EMC Captiva),* Revenue Assurance System (WeDo Technologies - Usage Assurance, Platform Integrity, Prepaid Balance Validation, Topup End To End),* Invoice Payment System via smart card system from dealer network, * Invoice Payment & Prepaid Topup System via banks and 3rd parties (Billing Payment and Provisioning System),* Legal Otomation System, ...Support and maintenance of web application servers such as Apache Tomcat, IIS, BEA Weblogic, JBoss.Coordinate with the vendors for all services, verify support and maintenance contracts and SLA documents, evaluate vendor M&S performance.Prepare and verify MSB documents for SOX in scope services.Service recovery tests at DR site.

Design, develop and implement projects based on smart card applications such as electronic payment systems, IC card applications, RF-ID automation, automatic fare collection, and public transportation systems.OS Installation, Configuration and Administration (Sun Solaris 8, 9, 10 both on Sparc/Intel platforms, RedHat/Fedora Linux)DB Installation, Configuration and Administration (Oracle 8i, 9i, 10g / MS SQL Server 2000, 2005)Migration of some projects from NT/MS SQL platform to Unix/Oracle platform.Tracking and maintaining system and service performances.Bringing systems and services up and running 7x24.