Network Engineer (H/F)

Context
As part of the continuous evolution of the Scalian Group’s IT infrastructure, we are recruiting a Network Administrator to support the Network Expert manager to design, deployment, and operational management of the Group’s network infrastructures (France & International).
The position is strongly operations-oriented, with an emphasis on maintaining and evolving network services while ensuring performance and security across multi-site environments.

Reporting line

• Reports to the Group IT Infrastructure Manager
• Within the Group IT Infrastructure team

Main responsibilities
Network operations & administration
- Ensure run (MCO) of network infrastructures (LAN, WAN, SD-WAN, Wifi, ToIP)
- Manage lifecycle of network equipment (Switch, Firewall and Wi-FI)
- Configure and integrate network equipment (Switch, Firewall and Wi-FI)
- Maintain and update the network asset inventory
- Implement and maintain monitoring solutions
- Handle advanced incidents and troubleshooting
- Manage public DNS and certificate

Network engineering & projects
- Design and implement network architecture evolution projects
- Support business and application teams in infrastructure deployment
- Participate in the industrialization of infrastructures
- Integrate new sites or entities into the corporate network

Security & compliance (network scope)
- Ensure network security posture (firewalls, VPN, segmentation)
- Apply and enforce Group security policies
- Monitor CVEs and deploy patches on network equipment
- Manage VPN solutions (IPSec, SSL)

Documentation & continuous improvement
- Maintain up-to-date technical documentation
- Participate in process improvement and standardization
- Define best practices and contribute to infrastructure guidelines

Expected technical skills

Good understanding of environments:

Systems:

▪ Windows server (NPS)

Networks:

▪ VPN SSL, VPN IPSEC

▪ Firewall Stormshield and Fortinet

▪ Switch Cisco, Huawei and Fortinet

▪ Wi-fi: Aruba Instant + Airwave and Fortinet

▪ Routing

▪ DHCP, DNS, IPAM

▪ Monitoring tools (e.g. SolarWinds)

▪ SD-WAN

Nice to have :

- Standards: ISO 27001 / TISAX

- Zscaler ZIA and ZPA

- Wallix PAM

Soft skills

- Analytical mindset

- Teamwork and collaboration

- Communication with technical and non-technical stakeholders

- Autonomy and rigor

Languages

- Professional English