Avionics System Engineer (all gender)

About Ascendance Flight Technologies

At Ascendance we are building tomorrow’s hybrid‑electric aviation with ATEA, a unique vertical take‑off and landing aircraft powered by STERNA, our in‑house hybrid‑electric propulsion system. We focus on designing an innovative, safe, silent, clean and affordable aircraft that can blend into existing infrastructures and regulations to ease its deployment and maximise social acceptance.

Your Role

Reporting directly to the Avionics System Team Lead, you will support the development of the ATEA prototype program by developing end‑to‑end avionics system functions and contributing across the full V‑cycle.

• Achieve the prototype Permit to Fly
• Ensure safe operations throughout the flight test campaign

The role involves close collaboration with multidisciplinary teams, including Flight Control, Propulsion, Software, V&V, Flight Test, Production, Safety, Airworthiness, and equipment suppliers.

Main Responsibilities

• Lead function definition and development activities through the requirements cascade, including requirements and non‑compliance management
• Ensure proper configuration management and traceability in accordance with internal processes
• Coordinate technical activities with interfacing teams
• Write laboratory test procedures and contribute to flight test procedure preparation
• Support laboratory testing and investigation sessions
• Manage technical discussions and follow‑up with suppliers
• Support safety and airworthiness activities
• Support aircraft assembly activities

Qualifications

• Have at least 5 years of experience in the aerospace industry, including a minimum of 3 years in systems engineering
• Demonstrate strong coordination skills within complex development environments
• Have experience working on critical systems with DAL A, B and C constraints
• Have good knowledge of avionics architectures, systems and data communication protocols (CAN / ARINC429 / RS232&485 / AFDX)
• Are familiar with ARP4754 development processes and methods
• Have a basic understanding of safety engineering and a strong interest in the field
• Are fluent in both French and English

What We Offer

• Career booster: versatility, training opportunities, internal mobility
• Health insurance
• Restaurant tickets
• Holiday pay bonus
• Public transportation allowance
• Teleworking policy
• A flexible working environment
• Company events