ICT Focus & Forum Days 2025

Tom Kleiber is the managing director of Switch. He has devoted himself to the ICT industry and the education community for 30 years. As an entrepreneur and digitalisation consultant, he held positions as the CEO and founding member of Zetamind AG as well as various leadership positions in large corporations such as Microsoft, Siemens and Alcatel.

As Head of Community Management at Switch, Claudia Lienert has been responsible for developing business relationships with the Swiss education, research and innovation community since March 2023. Prior to that, she held various management positions in the IT and transport industry and completed an Executive Master of Business Administration at the University of Strathclyde.

Cornelia Puhze is a Security Awareness and Communications Expert at Switch. As a part of Switch-CERT she supports the Swiss education, research and innovation community to effectively address the "human factor" in information security. Equipped with an MA in Political Communications, she learnt her trade in the private and public sectors and NGOs in Zurich and London.

Fabio Greiner studied sociology and theology before doing his master's degree in strategic communications. His interest in how communication constitutes and influences our society accompanied him throughout his studies and brought him to the field of security awareness. He is fascinated by the complex interrelations of security and human behaviour in an increasingly digitalized world. As a security awareness professional he enjoys bridging the demands of IT security professionals with the needs of end users.

Katja Dörlemann Switch's Computer Emergency Response Team (CERT), Katja supports the Swiss education, research and innovation community and Internet community in dealing with the human factor in information security. She promotes knowledge sharing and networking among experts in the field to advance the topic of security awareness. Katja is a board member of the Swiss Internet Security Alliance/iBarry and holds a PhD in General and Comparative Literature from the University of Zurich.

Kaspar Scheller is the Product Owner of the Switch Procure Service for the Swiss Higher Education, Research, and Innovation Community. With his legal background and more than 20 years of experience in the ICT domain, he supports Community members in license management and public procurement matters.

Markus Buerer has been working at Switch for more than 10 years and and works in the video services division of Switch. He mainly manages projects and helps customers to realize their ambitions in the field of video. Specialized in creative concept development, efficient project coordination and technical innovation.

Rolf studied computer science and psychology at the University of Fribourg and then worked for the national Swiss Virtual Campus project. He joined Switch in 2007 and was initially responsible for setting up the e-learning section. Since 2013, he has been working on the then called Swiss edu-ID. He was involved in the design of the service and then with its development and introduction at universities. He has been the product owner for Switch edu-ID since 2018.

Silvio Oertli has been working at Switch for eight years. Before joining SWITCH-CERT, he has been working in IT investigation for law enforcement agencies since 2008. Silvio is chairing the steering commitee of TF-CSIRT, an organisation bringing together the CSIRT Teams in Europe and abroad.

Stefan Arnet is a Procurement Specialist at Switch. As a part of Switch Procure he supports the Swiss Higher Education, Research and Innovation community with his expertise on license agreements and public procurement. He has several years of experience as a buyer in the ICT domain and as a software asset manager within Higher Education.

Visho Jesudasan is the Head of SAO and is responsible for the internal IT, the CIO Office and the Cloud Solutions. He has over 18 years of IT experience in different roles. Before joining Switch, he worked at Swisscom for 11 years. Visho led a tribe of 120 software engineers and DevOps engineers. He holds a MSc in Business psychology and a BSc in Business IT.

When Darja-Anna is not in hyperfocus mode trying to solve a puzzle using digital forensics, she talks to people and tries to pass on her enthusiasm for IT security. In addition, she manages computer security incidents and is excited about every new piece of the puzzle. Since 2020, she has been doing all of this passionately for Switch CERT.

Kevin Chavarría is an experienced Senior Product Manager with a background in engineering and business, bringing over 13 years of expertise across the ICT, healthcare, finance, and semiconductor sectors. Having worked in diverse markets including Costa Rica, Spain, the USA, and Switzerland, Kevin has developed a strong, customer-centric approach to innovation. Since 2023, he has applied his extensive experience to Switch, focusing on developing cloud solutions that align with the specialised needs of Swiss institutions.

Tereza heads the Digital Communication and Events Team (Marketing) at Switch.

Her second professional responsibility is managing the eduhub Community. In her role as eduhub Community Manager, she is responsible for the organization of the eduhub days, the coordination of all Special Interest Group Meetings, as well as the alignment of the Swiss Academic Moodle Community (SAMoo).

After studying at ETH Zurich, Martin Leuthold worked in a number of security functions in Switzerland and abroad, including CISO of a multinational industrial conglomerate. As a member of the Management Board, Martin Leuthold has been Head of the Data, Security and Network Division at Switch since February 2016.

Matthias Spirig has been working at SWITCH since 2019 as a Product Owner in the video services division. He is responsible for the strategic development and operation of video solutions, ensuring they meet the evolving needs of Swiss institutions. With extensive experience in product and project management, Matthias specializes in video streaming, digital media, and platform development.

Tobias Halbherr is Head of Digital Education Services and Service Owner Digital Exams at ETH Zurich. He is a member of the Safe Exam Browser Product Owner Board and leads the SWITCH eduhub Special Interest Group on E-Assessment. He holds a doctorate in Learning Sciences and Higher Education from ETH Zurich, studied Cognitive Psychology and Computer Science at the University of Zurich, and earned an advanced degree in Business Innovation from the Rochester-Bern Executive Programs. His work is focused on the development, implementation, and operation of innovative open-source educational technologies – such as Safe Exam Browser or Moodle – for ETH Zurich, which are also adopted by educational institutions worldwide.

Since the beginning of the year, Christian Rohrer has officially put on the PO hat for eduroam, for which he has been technically in charge since his return to Switch in 2020. In this position, he recently introduced two new products in the 'ROAM' family: eVA (eduroam Visitor Access) and govroam. With a background in neurobiology and interaction design, Christian enjoys working on interfaces, be it with counterparts made of flesh or silicon.