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  • SIG4 Engineering is a company offering highly qualified services in the SIL4 railway signaling industry.
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SIG4 Engineering

Our Expertise

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CBTC

· Design
· Implementation
· Verification & Validation (V&V)
· Formal Proof
· Operational Monitoring, Investigations
· Deployment
· Greenfield / Brownfield Migration
· Testing Strategy
· Qualification

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ETCS (ERTMS)

· Design
· Implementation
· Verification & Validation (V&V)
· Formal Proof
· Operational Monitoring, Investigations
· Deployment
· Greenfield / Brownfield Migration
· Testing Strategy
· Qualification

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FUNCTIONAL SAFETY (RAMS)

· CENELEC EN 50126
· EN 50128
· EN 50129
· Safety Assessment
· Safety Case
· Training Courses

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Formal Methods

· Formalization
· Modeling
· Formal Analysis
· B Method
· Model Checking
· Proof

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Turnkey projects with a commitment to results

SIG4 Engineering offers turnkey projects with a commitment to results. Our experts handle highly technical tasks from start to finish, based on predefined specifications, with a commitment to quality, cost, and deadlines.

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Customized training and ad-hoc support

Benefit from our expertise to strengthen your teams for specific needs. Together with our partner NoMAD, Qualiopi certified, we offer customized training, critical reviews, skill development programs, and tailored technical support for your projects to address your challenges with precision.

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Our News

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RATP and the automation strategy

17/09/2024

SIG4 Engineering collaborates with experts from Prover on “Integral Formal Proof” activities implemented and supported by RATP.

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08042024 Alstom sucessfully delivers first C Series train into passenger service for Western Australia Railcar Program 2

Alstom and the City of Perth in Australia

17/09/2024

SIG4 Engineering is involved alongside ALSTOM in the modernization of the railway network in the city of Perth, Australia.

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SNCF and the Marseille-Ventimiglia Line

17/09/2024

SIG4 Engineering is particularly pleased to contribute to the development of the safety case required for the new signaling system on the Marseille-Ventimiglia line.

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SIG4 Engineering is a company offering highly qualified services in the SIL4 railway signaling sector.

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