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SII Group

SII is an international group specialising in digital services and information and communication technologies (ICT). Founded in 1979, SII operates as a digital consulting and engineering company, providing long-term support to major groups in demanding sectors such as aeronautics, space and defence, banking and insurance, telecommunications, energy, and industry. With a presence in 21 countries and more than 16,000 employees, the group places human values and team commitment at the heart of its strategy.

  • SII in France
    • Aix Méditerranée
    • Atlantique
    • Auvergne Rhône-Alpes
    • Est
    • Île-de-France
    • Nouvelle-Aquitaine
    • Nord
    • Sophia-Antipolis
    • Sud-Ouest
    • Ouest
  • SII in the world
    • Belgium
    • Canada
    • Chile
    • Colombia
    • Czech Republic
    • Germany
    • India
    • Italy
    • Luxembourg
    • Morocco
  • About us
  • Specialised entities
    • Our entities
    • SII Solutions
    • Metanext
  • SII in the world 2
    • Netherlands
    • Poland
    • Portugal
    • Romania
    • Spain
    • Sweden
    • Switzerland
    • USA
    • Ukraine
    • United Kingdom

Industries

A key player in digital transformation, SII designs and integrates technological solutions, combining specific developments with proven technologies. From industry to finance, telecommunications, and services, the group supports its clients in the success of their most complex projects, both in France and internationally.

  • Aeronautic, Space and Defense
  • Banking and Insurance
  • Telecoms
  • Automotive and Transport
  • Energy
  • Health
  • Retail and Distribution

Expertise

SII leverages its engineering and IT expertise to support, accelerate, and facilitate its clients' transformations. Our tailor-made solutions combine technical mastery, industry knowledge, and a pragmatic approach.

  • Applications
  • Cybersecurity
  • Data and AI
  • Embedded Systems
  • Infrastructure and Cloud
  • Manufacturing Engineering
  • Mechanical and Electrical Engineering
  • System Engineering
  • Test and Automatisation
  • Test and Simulation

Innovation

SII is involved in research and innovation activities, either independently or through partnerships, in order to support our clients and society in responding to major challenges: connected, inclusive, and sustainable territories and services, as well as eco-friendly, autonomous, and accessible transportation.

  • Optimize product operations within its ecosystem
  • Reducing time-to-market while ensuring reliability
  • Supporting the energy transition
  • Improvement of production and operation

CSR approach

At SII, we firmly believe that digital technology is a driver of opportunities and sustainable solutions. It enables us to support society and our clients in their transition towards a more resilient future, while strengthening our social commitment through equity, diversity, and inclusion, which are essential pillars in addressing social, climate, and environmental challenges.

  • SII Corporate Foundation
  • Diversity, Equity and Inclusion Mission

Join us

Joining SII means engaging in a collective adventure: at SII, we dare, we innovate, and we commit ourselves to working together to build a sustainable, inclusive, and technological future.

  • Great Place To Work
  • Why join SII?
  • Our jobs
  • Benefits
  • Career and Training

News

Follow the latest news from the SII Group. Discover our projects, our expertise, our commitments, and the life of our agencies in France and internationally.

  • Press

Our press
releases

Actu_SII-acquires-Metanext.jpg
Press release
16 jan. 2023
SII acquires Metanext

SII Group, specialist in engineering services, confirms the acquisition of 100% of the capital of METANEXT. As announced on November 21, 2022, the parties signed the final closing of the operation.

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Actu_SII-enters-in-exclusive-negotiations-with-METANEXT-in-order-to-acquire-100%-of-its-shares.jpg
Press release
23 nov. 2022
SII enters in exclusive negotiations with METANEXT in order to acquire 100% of its shares

SII Group, specialist in engineering services, announced entering exclusive negotiations with the shareholders of METANEXT in order to acquire 100% of its shares.

Read more

CONTACTS PRESSE

Alexandre Ghaffari

  • Email : [email protected]
  • Tel : 06 15 86 94 18

Séverine BATY

  • Email : [email protected]
  • Tel : 06 64 15 70 24
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