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Ingénieur Sécurité Réseau F/H

Cesson-Sévigné, Rennes💼 Full-time🗓 2026-09-24 → 2026-09-25

Core

Ensures availability, performance, and security of network infrastructures and security equipment under the CISO.

Role type

Network Security Engineer

Builds

Network and security infrastructure architectures and operational procedures

Domain

Cybersecurity / Network Infrastructure

Deliverable

infrastructure

Required skills

Network architecture design, Firewall administration, Router/switch configuration, IPS/IDS management, VPN setup, Incident diagnosis and resolution, Technical documentation, Performance monitoring

Preferred skills

SOC collaboration, Patch deployment, Network migration, Autonomy, Methodical approach

Technologies

Routeurs, Commutateurs, Pare-feu, Proxy, WAF, IPS, IDS, Bastion, NAC, VPN

Responsibilities

Define network security architectures, Administer network and security equipment, Maintain operational and security conditions, Diagnose and resolve network/security incidents, Produce availability and performance indicators, Write and maintain technical documentation, Develop operational procedures

Seniority

Mid-level, hands-on IC

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