
Sonja Leser
Fähigkeiten und Kenntnisse
Werdegang
Berufserfahrung von Sonja Leser
- Bis heute 14 Jahre und 9 Monate, seit Nov. 2010
Service Manager
Frequentis AG
Service and project management for the installed base business. Relationship management to customers, partners and sub-contractors. Sales support. Submission of proposals and change management. Frequentis VCS (Voice Communication System) for air traffic management. Frequentis Meteorological Message Server.
- 6 Jahre und 4 Monate, Juli 2004 - Okt. 2010
Billing Analyst
UPC Austria
Analysis, definition, control and quality assurance of the entire customer billing process in compliance with Pan-European guidelines and SOX. Technical and functional specifications of new requirements. Project implementation. Acceptance tests and business validation. Analysis and mapping for data migrations.
- 2 Jahre und 4 Monate, Apr. 2002 - Juli 2004
IT System and Billing Analyst
Intelig Telecom Brasil
Rio de Janeiro - Brazil. Intelig provides national and international fixed telecommunications services in Brazil. Technical coordination of Billing, Payments and Revenue Assurance projects on the Kenan Arbor/BP Billing platform, including their functional and technical especification, validation, user acceptance tests, deployment to Production and maintenance. Contact person for the Production team concerning processing issues.
- 1 Jahr und 11 Monate, Juni 2000 - Apr. 2002
IT Billing Consultant
Alcatel-Lucent Brasil
Rio de Janeiro - Brazil. Consultant working with the Kenan Arbor/BP Billing platform. Projects: Oi Mobile - Start Up Project, Embratel and GVT Start Up Project.
- 2 Jahre und 7 Monate, Okt. 1997 - Apr. 2000
System Analyst
Atos Origin Brasil
Rio de Janeiro - Brazil. Systems Analyst and developer for the Industrial Department of SOUZA CRUZ SA, the brazilian branch of British American Tobacco. Development of customizations and interfaces to the Oracle Manufacturing package (INV, ENG, BOM, MRP). Projects: Production Planning System (Supply Chain) and the Production and Market Quality Control System. Part of the quality control team of Origin’s Software Factory.
- 2 Jahre und 9 Monate, Feb. 1995 - Okt. 1997
System Analyst
EDS Brasil (HP Services)
Rio de Janeiro - Brazil. Systems analyst and developer for the HR and Finance Department of XEROX DO BRASIL.
Ausbildung von Sonja Leser
- 1992 - 1997
Information Systems / Computer Science
Universidade Federal do Rio de Janeiro
Sprachen
Englisch
Fließend
Portugiesisch
Muttersprache
Deutsch
Fließend
Französisch
Gut
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