CEO Office Associate - Strategy & AI (m/f/d) 40-60%

• 20 August 2026 • 40 - 60% • Indefinite duration • Neuwiesenstrasse 15, 8400 Winterthur, CH The Nexus Group is a high-growth, technology-driven group of companies with a clear focus on digitalization and Artificial Intelligence. We develop and scale business models in the areas of fiduciary services, taxes, payroll, and company formation - and reshape them through the targeted use of AI. For this role, we are looking for you at a workload of 40-60 %. In this position, you will work directly with the CEO and take on responsibility in strategically relevant projects from day one. You will move at the interface of strategy, operations, and technology and receive unique insights into the development and scaling of a modern group of companies. Our Benefits • Flexible working conditions including home office possibility • 40-hour week, 5 weeks of vacation and up to 2 additional weeks can be purchased • Transparent career and compensation model • Attractive office premises with state-of-the-art technologies • Assumption of further education costs and Half-Fare travelcard • A central location and good public transport accessibility • Team events and work parties Your Tasks ## • Direct support of the CEO in strategic and operational projects • Collaboration in the expansion and scaling of the Nexus Group • Analysis of markets, competitors, and new business opportunities • Collaboration in the development and implementation of growth initiatives • Identification and implementation of concrete AI use cases in our participating companies • Support in the introduction of AI-supported processes and automations • Creation of decision bases, business cases, and management presentations • Cooperation with managing directors and executives within the group What you bring with you ## • You have a completed Bachelor's degree in business administration, economics, or a comparable course of study and want to take on responsibility in an entrepreneurial, technology-driven environment. • Interest in accounting, finance, controlling, and business building • Strong analytical and conceptual skills • Entrepreneurial thinking as well as high initiative • Interest in digitalization, technology, and Artificial Intelligence • Structured, independent, and solution-oriented way of working • Very good German and English skills Advantageous • Internship or professional experience in management consulting, strategy, corporate finance, or a start-up • Experience with AI tools and automation solutions • Knowledge in financial modelling or business analytics Location: Winterthur / Hybrid Start: By arrangement Annual salary: around 84'000 CHF Application ## Does this sound like it was made for you? We can hardly wait to read more about you. References are very important to us - please provide 2-3 references in your cover letter. We also look forward to your application with CV, transcript of records, and a short motivation letter. What awaits you at the Nexus Group? ## The Nexus Group combines various companies in the areas of fiduciary services, taxes, payroll, company formations, and digital business services. Our goal is to redefine traditional services through technology and AI. You will work closely with the CEO as well as with managing directors and executives within the group and will receive unique insights into corporate management, M&A, digitalization, scaling, and the practical application of Artificial Intelligence. The Nexus Group includes, among others: • STARTUPS.CH AG - advises entrepreneurs before, during, and after company formation. • Findea AG - innovative, specialized in SMEs, fiduciary and auditing company. • NEX-AI.ch - AI solutions for the Swiss SME market. For more information about the Nexus Group, visit www.nexus-group.com.