As a Cybersecurity Specialist- Avionics Systems, you will play a key role in ensuring that cybersecurity is integrated throughout the avionics system and software lifecycle, in compliance with applicable airworthiness security standards (DO-326A, ED-202A, DO-355, DO-356A). You will collaborate closely with system, software, and safety teams to: Define and maintain the airworthiness security process across projects; Perform Aircraft/System Security Scope Definition (ASSD/SSSD) and Security Risk Analysis ( ASRA) for airborne and ground systems; Derive and validate security requirements aligned with certification expectations; Support secure architecture definition and pertaining verification activities; Develop and maintain the cybersecurity case to demonstrate compliance to authorities (EASA/FAA/TCCA); Contribute to security verification and validation activities, including penetration testing, vulnerability analysis, and security audits; Act as a technical advisor to project teams, fostering a "security-by-design" culture rather than a compliance-only mindset. Your mission is to empower development teams to design and deliver resilient, certifiable, and secure avionics software and systems.