Ersin Tohumat

OSS/Management Optimization&Documentation Characterization of IMS equipment Know-How person who provides details about the IMS equipment to developers *Based on USA, Canada and Turkey for customer AT&T

Network design, Integration & Optimization of IMS Services Security Hardening of Alcatel-Lucent IMS equipments Validation of field equipments Documentation of IMS equipments such as TIP, MOP, Security *Based on United Kingdom for customers British Telecom and SKY (IMS 8)

Facilitate the technical delivery of the program through the application of sound technical leadership. Be involved from requirement definition phase to the first application release Professional relationships with all stakeholders involved in the project (i.e. Business Divisions) Provide technical leadership within project teams Analyze risk, provide feedback and input on a critical part of the design *Based on Australia for Telstra NGF project (IMS 8

IMS core design of the PLV solution for TNZ Writing Technical Implementation Plans for IMS Core Servers Solution Design for Acme Net-Net 4000 (IMS Access/Core and Comverse Voice mail/IMS Core connectivity) Documentation of North bound connectivity of IMS Core Servers (OSS/Management) Problem Solving during deployment Solution Design for Acme Net-Net 4000 (Migration of the NGN Enterprise customers in to IMS Core) *Based on New Zealand for Telecom-NZ PLV project (IMS 6)

Giving worldwide remote/on-site technical support, sharing expertise and guiding new-hires, Handling Level 2 TAC tickets Solved many cases which Alcatel products involved such as CSC, MGC, CPS, SLS, RGC, Sylantro, TC1000, 7515 Mediagateways and ACME Net-Net (SBC) Involved with world wide customers like French Telecom, Brazil Telecom, British Telecom, Italy WIND... *Based on Belgium, Turkey and Italy

Sabanci University Student Clubs Web Server Administrator Sabanci University Computer Club Live Video Streaming Server Founder and Administrator Sabanci University Radio Club Live Audio Streaming Server Administrator

Took an active role in ISAM acceptance test for Turk Telekom DSL project. Configurations and setting up the test system also speed test for different cases

IT Department Active role in the transition of the company network in to Microsoft Active Directory system