Position : ECS Mechanical System Designer Contract : Permanent contract, full-time position Salary : Competitive, based on experience (to be discussed during the selection process) AYES is a Switzerland-based Engineering and Technology consulting company headquartered in Zürich. Our core business is in the industrial world, with a primary focus on Aerospace, Automotive, Space & Defense, Railway, Energy & Life Sciences. Always upholding excellence and professionalism, AYES supports clients across Switzerland, Europe, and the USA. We offer innovation, technology, and engineering R&D, considering human resources as a major value and strength for growth and sharing know-how and experiences. Key Responsibilities : Act as Mechanical Design Engineer, designing system modifications with a focus on Environmental Control Systems (ECS), Supplemental Heating, Equipment Cooling, Cabin Humidification, Soundproofing, Oxygen, Smoke Detection, and Water / Waste, including associated modifications on aircraft internal and external primary and secondary structures and interior furnishings. Support the Team Leader of Mechanical Design Engineering in administrative and organizational tasks. Ensure the correct consideration and application of Certification Basis, Rules and Regulations, Means of Compliance, and Interpretations in the engineering output for the product, system, or installation designed. Ensure adequate communication and liaison internally, especially with the Engineering Team, as well as with external Third Parties. Development of Mechanical Drawings (2D / 3D-CAD). Selection of equipment, components, and materials. Preparation of technical documentation such as reports, analysis, test procedures, and installation instructions. Preparation of engineering design standards. Our ideal candidate should have : A degree in Mechanical Engineering, Aeronautical Engineering, or a relevant field. Deep knowledge of fundamental physics, fluid mechanics, thermodynamics, aerospace technology, and materials (basic knowledge of acoustics is advantageous). English mandatory. German or any other foreign languages is a big plus. Proficiency in MS Office and popular 2D / 3D design software (AutoCAD, CATIA). If you are a team player with excellent communication skills, a strong problem-solving attitude, and want to be part of a growing international engineering company, focused on the aeronautical sector, with opportunities in Europe and the USA, then… SAY YES AND GROW WITH AYES! Seniority level Mid-Senior level Employment type Full-time Job function Consulting #J-18808-Ljbffr