SII Group
Industry / Large Enterprise
Paris, FranceAbout
SII Group is a leading international player in technology consulting and digital services. With more than 16,000 employees across over 20 countries, SII combines the agility of a local partner with the strength of a global engineering powerhouse. The company supports its clients throughout the entire lifecycle of their products and systems, from design and development to integration, validation, and operational support.
SII has built strong expertise in the transportation and mobility industries, delivering engineering and digital solutions for rail, urban transit, automotive, aeronautics, space, and maritime sectors. Its competencies span embedded systems, IoT and connectivity, software engineering, cybersecurity, systems engineering, AI-driven analytics, and digital platforms. With this broad skillset, SII supports major industrial players in modernizing operations, improving safety, optimizing energy efficiency, and enabling intelligent mobility services.
Digital technologies
Digital Innovation Hubs
European Partnerships
European Data Spaces
Representatives
R&D Director
SII Group