H55 is seeking a Systems Architect for their Innovation Team in Sion to design the foundational structures of next-generation electric aviation technologies. In this senior-level role, you will translate high-level innovation goals into coherent system architectures, ensuring seamless integration across electrical, thermal, mechanical, and software domains. You will be responsible for performing critical trade studies, identifying technical risks, and guiding multidisciplinary teams through the transition from early-stage concepts to validated prototypes. The ideal candidate holds an advanced degree (MSc/PhD) and brings extensive experience in complex system design, ideally with expertise in high-voltage batteries or power electronics. Joining this Solar Impulse spin-off offers a strategic opportunity to shape the technological roadmap of clean aviation while working in a purpose-driven environment in the heart of the Swiss Alps.