Job Title: Ventilation Specialist The 3-Plan Group is a Swiss company offering solutions in building technology, energy, and sustainable planning. With headquarters in Winterthur and several locations across Switzerland, our team focuses on future-oriented projects. We are seeking an experienced individual with expertise in ventilation technology to contribute to the development of innovative projects. As part of the team, * Create documents using Revit software for 3D modeling. * Collaborate with architects, authorities, and other stakeholders as a point of contact. * Assist project managers throughout each stage of the process. ,