IT systems, networks and security specialist

• 27 August 2026 • 100% • Indefinite duration • Zürich IT systems, networks and security specialist Kessler is the leading Swiss company in global risk management, insurance and pension consulting. We support more than 1-600 medium and large Swiss companies from the service, commercial, industrial sectors as well as the public sector. Thanks to our expertise in different economic sectors, our qualified employees and our leading market position, we contribute significantly to the sustainable success of our clients. Founded in 1915, Kessler today employs 390 employees at its headquarters in Zurich and in the branches of Basel, Bern, Geneva, Lausanne, Lucerne, Neuchâtel, Saint-Gall, Sion and Vaduz. As the Swiss partner of Marsh, we have been part of a network of specialists in all areas of risk management since 1998, with great experience in the management of global insurance programs. For our established IT team, we are looking for a committed and motivated team player as an IT systems, networks and security specialist. What awaits you • A responsible and versatile task with a lot of creative freedom in the fields of systems, networks and IT security • A varied IT infrastructure with a primarily on-site footprint as well as a system landscape including Windows and Linux systems • Responsibility for reliable and secure 24/7 operation as well as the continuous maintenance and development • of our system, network and security infrastructure • Active participation in the modernization and development of our IT landscape as well as transformation projects What you bring • You are a versatile, flexible and practical-oriented IT specialist with a broad technical understanding and already assume primary responsibility for a medium to large IT infrastructure in the fields of systems, networks and IT security • You possess in-depth knowledge in the areas of Windows and Linux, networks and IT security; experience with Microsoft 365 and cloud solutions, in particular Azure, is an advantage • You distinguish yourself by a great sense of responsibility, pronounced reliability as well as an autonomous and careful way of working. Stable, secure and highly available IT operation is a matter of course for you • You have German or English skills, oral and written, sufficient for negotiation • Availability to provide on-call duty for IT systems and security What we offer • Family company with a long-term orientation • Collegial collaboration on an equal footing, marked by respect, mutual aid and team spirit • Flat hierarchies and short decision-making paths • Autonomous work with a lot of leeway • At least 5 weeks of holidays per year • Support for continuing education in both time and finances • Possibilities for teleworking depending on the degree of activity up to 2 days per week • Numerous company events, from the ski day to the summer party Have we sparked your interest? We look forward to receiving your application. For any questions, please contact Ms. Bledona Qelaj, HR specialist, tel. +41 44 387 88 41