Requirements engineering from customer objectives/requirements to verification, including: Derive system-level requirements from customer mission objectives Flow down system requirements into segment and/or subsystem-level requirements Develop and maintain technical requirements specifications Allocate requirements across segments and subsystems Coordinate teams of requirement responsibles and stakeholders Interface with multidisciplinary engineering teams, suppliers and customers Preparation of technical proposals for upcoming Navigation projects Preparation of project deliverables Support to system engineering teams and tasks Support to project management in terms of technical risk assessment, schedule inputs, data pack preparation etc.