Markus Ehrenmann

Markus Ehrenmann has served as Chief Technology Officer of Open Systems since January 2023. He is responsible for ensuring that the company’s SASE services operate reliably across appliance-based and cloud environments, with a strong focus on platform stability, scalability, and operational excellence.

With more than 25 years of experience in platforms, cloud infrastructure, and data-driven systems, Markus brings deep technical expertise combined with a pragmatic business mindset. Before joining Open Systems, he held senior architecture roles at Swisscom, where he contributed to large-scale data, analytics, and AI platforms, and later worked in startup environments building customer-centric data products. He has a PhD in AI and closely follows the field.

Markus is known for his ability to translate complex technology into robust, scalable solutions that deliver tangible value. He leads teams through technological change with clarity and focus, ensuring innovation is aligned with real operational needs and long-term reliability.

At Open Systems, his leadership is defined by architectural clarity and a strong commitment to dependable, high-performing platforms, supporting the continued evolution of secure, cloud-based SASE services.