ECS System engineer

Contract: Permanent contract, full-time position

Salary: It will be discussed during the recruiting process, taking into consideration seniority and responsibilities within the activity.

AYES is a Switzerland-based Engineering and Technology consulting company headquartered in Baden. We provide engineering excellence across industries including Aerospace, Rotorcraft, Space & Defense, Automotive, Railway, Energy & Life Science.

At AYES, innovation, technology, and R&D go hand-in-hand with valuing human resources as a key driver for growing and sharing know-how and experience. Our teams support clients across Switzerland, Europe, and the USA.

• Coordinate ECS system integration and interfaces with engineering teams (Airworthiness, Avionics, Power Plant, Electrical, and Safety) as well as suppliers.
• Create and assess certification documents (reports, test plans/results), ensuring hardware and software compliance with DO-160G, DO-178C, and DO-254 standards.
• Define and support integrated rig testing for Avionics and ECS controllers.
• Actively support test campaigns by troubleshooting ECS controllers and system integration.
• Attend design reviews, technical workshops, and support the team in discussions with Airworthiness Authorities.

• In-depth knowledge of aircraft ECS systems (
  ATA 21
  ).
• Minimum 5 years of experience in aircraft system engineering
  , focusing on DO-160G, DO-178C, and DO-254 qualification.
• Proven ability to prepare and review certification documentation independently.
• Strong problem-solving skills and proactive communication abilities.
• Fluency in English (minimum B2 level, verbal and written).