Products Overview

Open Systems Secure SD-WAN and SOC-as-a-service solutions are designed specifically to simplify your network and security operations and accelerate business growth.


Solutions Overview

IT managers are concerned about both network performance and network security, often choosing a variety of disparate solutions to meet their needs. Open Systems offers secure, unified SD-WAN in an integrated package that’s tailored to your network and security needs.


Industry Solutions

Stefan Keller

Stefan Keller

Stefan Keller studied at the Swiss Federal Institute of Technology (ETH) in Zurich. He holds a Master of Science degree from ETH Zurich in Information Technology and Electrical Engineering. Additionally he completed the Customer-focused Innovation Management certification at Stanford Business School.

After his studies, Stefan Keller got a job directly with Open Systems in 2008, and worked in several positions, first in the area of Professional Services and then in Development as a Senior Vice President Product Development, responsible for Network Services. He is currently Head of Development at Open Systems.

  • Coolest personal accomplishment: Apnea Academy Freediving Instructor in 2016
  • Superpower: Staying calm in dynamic situations
  • Professional accomplishment: I feel proud to build and grow Open Systems service development program