Open Systems appoints Amit Chatterjee as Chief Executive Officer

European market leader in SD-WAN extends executive team to Silicon Valley

Zurich, Switzerland – July 19, 2018: Open Systems, the leader in secure SD-WAN solutions today announced, Amit Chatterjee, Silicon Valley veteran has been appointed as Chief Executive Officer (CEO), effective July 19, 2018. As a transformational business leader, with an impressive record of leading organizations to market leadership, Chatterjee will redefine the company’s direction and lead the business through global expansion. Trusted by Fortune 5000 companies, Open Systems is built on an impressive foundation of Swiss engineering and customer experience, and is poised for hypergrowth at a global scale.  

Blog-Announcement-19JulyPhotograph by Noë Flum

Chatterjee’s appointment marks a significant investment in the U.S. Tapping into the agility and innovation of Silicon Valley, Chatterjee will be based in Open Systems’ new US office in Redwood City, California. With this change, Chatterjee will step down as chairman of the board and Dr. Bernd Michael Rumpf, who has served as a member of the board for the past year, will become board chairman. Former founders, Florian Gutzwiller and Goetz von Escher will step down as members of the Board.


Chatterjee will succeed current CEO, Martin Bosshardt, who will take on the role of President and will work closely with Chatterjee to define the Open Systems platform strategy as the company looks to enter new markets and secures digital business worldwide. After 16 years of leading Open Systems, Bosshardt is excited about his new role as President.

«I am confident that Amit is the right person to lead Open Systems into its next chapter. He is a charismatic, people-centered leader with the right experience and vision to lead Open Systems through its next phase of hypergrowth,» said Bosshardt. «His vast knowledge of the US market and the Open Systems business, combined with his experience in scaling high-growth enterprise software businesses, make him the ideal fit for our culture.»

Chatterjee has more than 20 years of experience scaling enterprise SaaS companies and has a proven track record of driving business transformation and category leadership. Prior to joining the Open Systems board of directors, Chatterjee held positions at CA Technologies, SAP and McKinsey & Co., and launched four startups. He is on the Board of Directors for Innovyze, Direct ChassisLink Inc. (DCLI), Data Intensity, WorkStride, and LEAP Commerce, and attended UC Berkeley and Stanford University.

«I am thrilled to step into this role at an exciting time for Open Systems. There is a massive opportunity in front of us and I look forward to working closely with the rest of the leadership team to further scale our business, position Open Systems as the only secure SD-WAN provider in the market, and expand our global footprint,» said Chatterjee. «As we enter this next chapter, we look to combine the great employee culture and Swiss engineering DNA of Open Systems created during the last 15+ years with the entrepreneurial spirit of Silicon Valley, to drive our next wave of growth.»

About Open Systems

Open Systems is the leading provider of secure SD-WAN solutions. It offers the largest standardized operating platform in the market with a fully integrated enterprise security stack. With global 24x7x365 operations in more than 180 countries, serving more than 1.2 million end users, Open Systems provides the highest level of automated defense and operation to customers by using artificial intelligence and machine learning to respond to threats faster and with laser-focused accuracy.

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This post was written by Open Systems, the leading provider of secure SD-WAN solutions marketing@open.ch