Jet Aviation Madrid is seeking an experienced Aeronautical Engineer to provide MRO-focused engineering support for ATA 25 equipment and furnishings. You will develop solutions, prepare certification documentation, and coordinate with multiple engineering disciplines to ensure airworthiness compliance. The role requires CAD proficiency (Siemens NX, AutoCAD, Teamcenter) and strong knowledge of FAA/EASA processes, with English and Spanish language skills.