Siemens AG

Relies on Atos´Circuit

Industry: Conglomerate
Region: International
HQ: Berlin and Munich, Germany
Company size: 379,000 employees

“We can look back on a long and successful business relationship with Atos, and so we knew that Atos has the right solutions and the know-how to create and implement an end-to-end communications concept.”

Dr. Helmuth Ludwig
CIO at Siemens AG

The global communications service for more than 350,000 employees


Following one of the world’s largest rollouts of a collaboration solution, Siemens AG now has an end-to-end communications infrastructure for more than 350,000 employees throughout the company. Circuit from Atos replaces the previous UC solutions and combines messaging, audio and video conferencing, and screen sharing in a single, intuitive application.

The challenge


  • Modernization and standardization of the communications infrastructure.
  • Quick and easy integration in existing processes and tools, e.g. Syncplicity file sharing.
  • Great scalability of all the application’s aspects in all divisions.
  • Possibility of integrating existing and future ICT infrastructure components, e.g. PBX and video room systems (Circuit Meeting Room).
  • Support of the Siemens “One Phone”.
Client story in EnglishClient story in German

The solution


  • Availability of all communication and collaboration channels in Circuit for browser, desktop and mobile devices with one consistent interface.
  • Private cloud deployment from a central Atos data center following redundant design principles.
  • Great scalability for voice, video and screenshare sessions based on WebRTC technology.
  • Managed services and technical support worldwide from Atos.
  • Integration of existing telephony infrastructure with Circuit‘s Advanced Telephony Connector (ATC).
  • Use of Circuit APIs to integrate with existing applications like Syncplicity.
  • Room-based video conferencing with Circuit Meeting Room (CMR).
  • Agile product development process with monthly updates and customer feedback sessions.

Business benefit


  • Efficient cooperation between teams thanks to a new communication mindset.
  • Greater dialogue and cooperation across business units.
  • Future-proof, intuitive communications infrastructure.
  • Consistent communication processes worldwide.
  • Active change and communication management as a result of continuous user feedback.
  • A system architecture based on open standards.
  • Protection of existing and future investments.

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