Railway engineering: our expertise supporting your projects
fortil Mobility is the fortil Group’s brand dedicated to the railway industry
Shaping tomorrow’s railway with our solutions
An expert, multi-disciplinary approach dedicated to your railway projects We operate across all technical aspects of the railway industry. Our solutions span the major engineering disciplines, supporting you at every stage of your projects, from design to commissioning.
Our areas of expertise:
Infrastructure Engineering
Railway
Signaling
Rolling
Stock
Process Digitalization
Environmental Engineering
Our accreditations
SNCF Qualification
13100
As part of our Mobility solution, fortil is qualified under SNCF standard 13100 for the execution of railway signaling studies, ensuring compliance and recognized expertise.
RATP Framework Agreement
MOE
fortil Mobility has been awarded a project management framework agreement in signaling with RATP for 3 years, plus a 2-year optional extension, strengthening its position on RATP network modernization projects.
SNCF Framework Agreement Signaling
fortil Mobility has been awarded the SNCF framework agreement for signaling studies for 4 years, with an optional 2-year extension. Secured alongside SYSTRA and BETA, it covers all three lots and strengthens our position with this major client.
An expert, multi-disciplinary approach dedicated to your railway projects We operate across all technical aspects of the railway industry. Our solutions span the major engineering disciplines, supporting you at every stage of your projects.
Let’s talk about your project
Are you looking for a company specialized in railway engineering that can support you with your complex projects?
Our brand, fortil Mobility, offers a unique market proposition tailored to the needs of each project, through various delivery models:
Best-effort commitment
Technical Assistance
Competence Center
Results-based commitment
Service Center
Package
Design and Delivery
Our Areas of Expertise in Railway Engineering
In a demanding sector where precision and technical mastery are essential, we offer recognized expertise at every stage of your railway projects. Our teams operate independently on high-value assignments to meet your performance, safety, and sustainability challenges.
Our Scope of Intervention:
- Consulting & Support
- Design, Engineering & Validation
- Industrialization & Digitalization
- Operational Maintenance
Our Railway Engineering Offices
Close to you locally, responsive globally
Our engineering offices are located close to key regions and major railway projects. With multidisciplinary teams, we cover all the expertise required to develop, upgrade, or secure your railway infrastructure.

Railway signaling design office
This design office develops and implements systems that ensure the safe management of railway traffic. With expertise in control-command systems, relays, electronics, and IT, it addresses the challenges of digitalization, connectivity, and network safety.

Railway energy engineering office
Part of the infrastructure engineering division, our Lyon-based design office specializes in high and low voltage electrical engineering as well as electric traction systems. It carries out detailed studies and provides project management support, combining technical expertise, innovation, and tailored project assistance.

Environmental engineering design office
Our environmental engineering design office supports you in reducing your carbon footprint. It provides expertise in carbon assessments, life cycle analysis, eco-design, and the deployment of digital tools for more responsible and sustainable operations.
Quality Policy
As part of our continuous improvement approach, we are certified ISO 14001, ISO 9001, MASE, and CEFRI, standards that strengthen our performance, our commitment to sustainability, and the well-being of our teams.




A need, a question, a project? Our engineers are here to help.
We put our expertise at your service.