Our SAFe® Trainers


Oliver is an experienced Agile Consultant and is leading the EMEA Agile Practice Group at NTT Data.

The last five years Oliver has worked with many organisations in the Automotive and Finance Industries to successfully establish agile working models at various levels: Team, Program and Portfolio Level.

Coming from the field of personal training and coaching and organisational change management, Oliver carefully trains and leads an organisation through their agile journey. Oliver has a Masters degree in both Business& Administration and Computer sience. He is regularly delivering Scrum, KANBAN, and certified SAFe courses and is a frequent speaker at agile events.

Felix Kreh

Felix gathered experience in the agile working space for the past 13 years as a Developer, Product Owner, Scrum Master, Agile Coach and Trainer.

Starting out as a Business Intelligence Developer and Senior Product Analytics Manager in the telecommunications industry, he afterwards gathered first-hand experience in 25+ companies from various industries, when working as a Senior Consultant for a high profile software vendor for 7 years. While his experiences covered all the different levels within the organizations, Felix is still most passionate about the program and team level. To Felix, the quote from SAFe textbooks "you can't scale crappy code" applies at least as much for teams as for culture.

Felix delivers regularly various SAFe courses (POPM, SA, SSM, SASM, SDP) in English and in German.

Matthias Sawaizumi

Matthias holds a master degree in business informatics and a state examination in business education. After graduation in 1995 he started his career in IT-consulting as a leading architect for BI, predictive analysis and Data-Warehousing. In the following years he advanced to become an expert in hybrid project management, he was a program manager responsible for large scale IT-programs in various industries and an agile coach on management level in transformation projects. Currently he is the lead of the agile transformation consulting initiative within NTT DATA Germany.

Matthias is certified program manager (MSP), scrum master (CSM), product owner (CSPO), process expert (six sigma), IT-manager (ITIL) and scaled agile coach (SPC).

Ronald Happel

Ronald is an experienced Enterprise Architect and architect coach. For more than 20 years, Ronald has been working with Customers in Automotive and Financial Industries as well as eCommerce in transforming their business or establishing agile architecture practices. He is passionate about leveraging lean architecture practices in combination with process management practices and SAFe, to increase agility with organizations. Ronald is an active member of the EAM practice group within NTT Data Deutschland GmbH and regularly delivers architecture and process modelling trainings for customers.

Ronald is a SAFe Agilist, has a Bachelors Degree in Mechanical Engineering and a Master’s in Business Administration. Other certifications include SAP Associate Enterprise Architect, TOGAF and ITIL.

Thomas Goldenberg

Thomas is working in agile environments since 2013. He is certified as an SPC, Scrum Master and Product Owner. He started his agile journey as a Scrum Master / Squad Runner in a combined customer and system supplier program. He has got agile hands-on experience in telecommunication and automotive industry.

Thomas holds a degree in electrical & telecommunications.

Currently he works in a role as an agile coach and Scrum Master for a NTT DATA Germany client.

Kilian Müller

Kilian is an experienced consultant for digital and agile transformation. The last three years Kilian has worked with many organizations in the automotive and insurance industries to successfully establish agile working models at various levels: Team, Program and Portfolio Level.

Coming from the field of development, Kilian is also aware about the technical challenges in the journey into an digital organization.

Kilian has a master’s degree in business informatics.

He is regularly delivering Scrum, KANBAN, and certified SAFe courses.

Volker Schipmann

Volker is working for over 20 years as business consultant, actually supporting primarily insurance companies successfully manage their agile transformation. Volker is driven by the challenge, how different people with different characters are able to find common ground for successful usage of SAFe, SCRUM or Kanban, irrespective of their role as team member, RTE or top manager. Driven by a deep believe that Individuals and interactions over processes and tools is a very important idea to follow, he also values the necessity of a common framework, a common working method for Teams and Companies in order to deliver.

Leveraging his extensive coaching and training skills, Volker worked mainly in the area of Customer Management and Business Development at different industries, i.e. telecommunication, logistics as well as insurance.

  • Schwarz Instagram Icon
  • Schwarz Facebook Icon
  • Schwarz LinkedIn Icon
  • Schwarz Twitter Icon

Copyright 2020 NTT DATA Deutschland GmbH