Satellite Navigation System Architect (M/F)
Join ALTEN, an international leader in engineering and innovation, collaborating with the largest industrial and technological players for over 30 years. With more than 57,000 employees worldwide, 88% of whom are engineers, we are an innovation driver in various sectors such as aeronautics, automotive, defense, and telecommunications. Labeled "Best Managed Company" in 2025, ALTEN places the development of its engineers at the heart of its model. If you are passionate about innovation and technological challenges, this position is for you!
You are responsible for defining a solution that meets customer needs while ensuring the best compromise between customer requirements, technical solutions, and cost control. In this capacity, your main missions are: Analysis of customer needs and requirements Definition of the system architecture and interfaces to satisfy customer requirements while complying with the technical strategy of the products/systems Writing of technical architecture documentation: Definition and Justification Dossier Guidance and support to development/integration teams Maintaining the technical baseline of the system and the traceability of requirements to the solution Analyzing system deviations and non-conformities
What are the essential skills / knowledge? You have solid experience in system engineering (specification and definition, life cycles) on complex systems and associated practices: Requirements management with DOORS or Polarion tools (as a user), MBSE (Model Based System Engineering) with the Capella tool or other SysML modeler
You have technical knowledge involved in a satellite navigation system
Your proficiency in English (reading, writing, speaking) allows you to interface in writing and orally with our customers and suppliers.
What are the desired skills / knowledge? Ideally, you have engineering experience in a restricted access navigation system (Galileo PRS Service, security architecture, cryptography, key management). experience in agile practices at scale (SAFe framework) including SAFe certification
What are the expected behavioral skills? Analytical and synthesis skills: ability to understand and analyze complex needs, identify critical points, and propose coherent solutions Ability to communicate effectively orally and in writing on complex technical subjects Collaborative spirit: ability to work in a team, listen, convince, and unite others