Dr. Ralf Rieken
Partner / Gesellschafter, Mitglied des Advisory Boards, Evy Solutions GmbH
München, Germany
Timeline
Professional experience for Ralf Rieken
Current 1 year and 9 months, since Jan 2022
Mitglied des Advisory Boards
real-cis GmbH
Current 2 years and 4 months, since Jun 2021
Business Advisor
Dr. Rieken Consulting
11 years and 8 months, Oct 2009 - May 2021
Gründer, CEO / COO
Uniscon GmbH - Sealed Cloud Technologies
3 years and 9 months, Oct 2007 - Jun 2011
Head of Solution Development & Integration
Fujitsu Technology Solutions GmbH
2 years and 9 months, Jan 2005 - Sep 2007
President & CEO
Fujitsu Siemens Computers, Inc. U.S.A.
1 year and 3 months, Oct 2003 - Dec 2004
Vice President Business Development
Fujitsu Siemens Computers, Inc. U.S.A.
1 year and 3 months, Jul 2002 - Sep 2003
Vice President Strategy
Siemens Communications U.S.
1 year and 6 months, Jan 2001 - Jun 2002
Vice President Engineering
Optisphere Networks
5 years and 3 months, Oct 1996 - Dec 2001
CEO
Dr. Rieken Consulting GbR
2 years and 9 months, Apr 1998 - Dec 2000
Vice President Strategic Planning
Siemens ICN
6 years and 5 months, Oct 1991 - Feb 1998
Director Engineering
Siemens Intelligent Networks
Languages
German
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English
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