Thomas Altwein
Angestellt, Domain Owner - Charging Domain, Telefónica Deutschland Gruppe
München, Deutschland
Werdegang
Berufserfahrung von Thomas Altwein
Bis heute 3 Jahre und 4 Monate, seit März 2021
Domain Owner - Charging Domain
Telefónica Deutschland GruppeOwnership of charging domain at TEF including all technical responsibilities from architectural decisions, interfaces (north and southbound) and requirements handling Project Planning and Estimations for new features Interworking with business and suppliers
7 Jahre und 11 Monate, Apr. 2013 - Feb. 2021
Lead OCS/Rating
Telefonica Germany GmbH & Co. OHG
· Technical consultancy for the online charging architecture . Service Engineering for prepaid and postpaid products · Technical consultancy with business stakeholders
3 Jahre und 10 Monate, Juni 2009 - März 2013
Senior Technical Lead IN/OCS Rating & Charging
Telefonica Germany
· Technical consultancy and support for the end-to-end design · Application Design & Test · Technical negotiations with suppliers
3 Jahre und 4 Monate, Feb. 2006 - Mai 2009
Product Manager
Nortel
Product Manager for the complete GSM(-R) NSS solution, including IN (SCP), HLR, R4 Call Server, MGW and OEMs. Direct customer interactions and engagements (Europe&Asia); Primed technical liaison with lead customers and 3rd party vendors/suppliers
1 Jahr und 1 Monat, Feb. 2005 - Feb. 2006
Consultant - Service Engineering
O2 Germany
Service Engineering of IN Services/Platforms for systems from 3 different vendors (ALU, RedKnee, NT)
3 Jahre und 1 Monat, Jan. 2003 - 2006
SCP Application Architect
Nortel
Architect for feature customizations and major release driven IN based applications in GSM, GPRS, UMTS and GSM-R; Several consulting positions at telecom operators on behalf of Nortel, e.g. O2, gomobile; Direct customer interactions and project management responsibilities; Primed worldwide technical liaison with customers and 3rd party vendors/suppliers; Submitted several patent applications for wireless networks and applications; International work assigments in Europe & China
5 Jahre, Jan. 1998 - Dez. 2002
Software Entwickler
Nortel DASA
Development and Verification of GSM, GPRS, UMTS and GSM-R applications on an HP Open Call based SCP platform; Work assigment in Ottawa (Canada)
1995 - 1997
Verification Engineer
Nortel DASA
Worked several times during my study as part of industrial placement at Nortel DASA in the area of verification (Teststrategy, Testplan creation, Test execution) of ETSI ISDN features on a wireline switch
Ausbildung von Thomas Altwein
3 Jahre und 10 Monate, März 1994 - Dez. 1997
Nachrichtentechnik
HTW Berlin
Optische Netze; digitaler Mobilfunk
Sprachen
Deutsch
Muttersprache
Englisch
Fließend
Russisch
Grundlagen
Spanisch
Grundlagen