Reseau DEF
Fire safety detection, suppression and maintenance services for buildings and industrial sites across France and abroad
Highlights
- Hiring100 open roles
- New on EvolcAdded 2026-10-28
About Reseau DEF
Réseau DEF is an independent network of fire safety companies offering detection, mise en sécurité (evacuation and smoke control), extinction, electronic security and related services. Its member companies also design and manufacture fire safety products and systems, covering delivery, installation, maintenance and refurbishment.
Customers are building owners and operators who need fire safety projects, maintenance of fire safety systems (SSI), training and digital supervision services.
The website states the network has 60+ member companies, 13 industrial sites in France and abroad, and 2,500 employees in 13 countries. The registered address is in Massy (91), and the network has offices in Massy, Entzheim, Valbonne, Montpellier, Orvault and other French locations. Open positions cover maintenance technicians, project engineers, design draftsmen, commissioning technicians and sales engineers.
Product: Fire detection, extinction, evacuation and smoke control systems, electronic security, and design, maintenance, training and digital supervision services for fire safety systems.
Jobs at Reseau DEF (100)
Reseau DEF is hiring for 100 roles, mostly in manufacturing, based in Massy.
Chargé de Travaux H/F - Rouen
New on EvolcTechnicien de Maintenance (H/F) - Massy (91)
New on EvolcTechnicien de Maintenance H/F - DEF Océan Indien
New on EvolcAssistant Administratif et Commercial H/F
New on EvolcTechnicien de Maintenance SSI (H/F) - Amiens
New on EvolcTechnicien de Maintenance (H/F) - Massy (91)
New on Evolc
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Website technologies
Tools and platforms detected on this company’s website, grouped by purpose. Dates record when Evolc observed them.
Analytics
- Google Tag ManagerMedium confidence
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- Integration code on pageinline script loader
Content management
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Forms
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Frontend frameworks
- jQueryHigh confidence
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Marketing & advertising
- BrevoHigh confidence
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- Website resourcedeclared script/iframe or software asset
Website detection does not establish a paid subscription or company-wide use. Tools loaded after consent or sign-in may be missed. “No longer observed” does not prove the company stopped using a tool.
