Nokia Siemens Networks GmbH & Co. KG 04/2007 to date Developer, IT project manager and Service Manager (technical) · Successful conclusion of a carve out project (Plan, design and maintenance) with more than 10,000 users · Migration (realization and support) of regional systems to a central system · Designing and outlining of a complex service structure in IT landscape, business consulting and Customer Relationship Management · Conception work for the new central platform for OCSP process in the international service & support project RESOLVE since 2007 · Management of subprojects and system architecture (e.g. high availability cluster, data centre consultation, cell structure and virtualization) · Team member of Mercury test centres · Project lead in planning, conception tool consolidation MS Visual Source Safe · Profound knowledge owner of service process OCSP, case tracking and order · Rollout (support) in different countries