Ingénieur sécurité réseau/ingénieure sécurité réseau

Ingénieur sécurité réseau/Ingénieure sécurité réseau

Join us to apply for the Ingénieur sécurité réseau/Ingénieure sécurité réseau role at Ozitem.

Ozitem has been supporting companies through their digital transformation, especially with our expertise in infrastructure solutions and cloud technology.

Founded over 30 years ago, our company is a stable, growing SME with a turnover of 46 million euros in 2024. We employ 400 Ozitémiens, including engineers and consultants, across three sites in France: Levallois (92), our headquarters; Toulouse (31); and Lyon (69), as well as internationally in Vietnam (Ho Chi Minh City).

Reporting to the Infrastructure Department within the Technical Division, you will bring your expertise in enterprise network technologies (LAN/WAN/WLAN/SDWAN), data center networks (LAN/SDN), and security solutions (UTM/NGFW/IDS) in On-Prem, Cloud, or hybrid environments.

You will be part of a project team responsible for delivering IT infrastructure solutions to clients: Virtualization, networking/security, Systems, Cloud Infrastructure, and Collaborative Tools.

Your responsibilities include:

1. Participating in the design of LAN, WAN, and Wi-Fi network architectures.
2. Deploying, integrating, migrating, and redesigning LAN/Wi-Fi/WAN networks for clients such as headquarters, branches, campuses, hospitals, and data centers.
3. Conducting architecture, performance, security, and Wi-Fi coverage audits.
4. Engineering networks: Switching, Routing, Wireless.
5. Implementing network security: firewalling, traffic filtering, intrusion detection/prevention, Anti-DDoS, black-holing, NAC.
6. Managing technical projects and implementing infrastructure and security upgrades.
7. Writing technical documentation, specifications, and operational procedures.

Ideal candidates hold a Bac+5 degree and have at least 3 years of experience in network integration and redesign projects within Aruba and Cisco environments. You should be autonomous with the following technologies:

* Core: Static and dynamic TCP-IP routing; Switching; Wi-Fi networks.
* Telecom: Wi-Fi radio coverage, fiber and copper cabling, Data Center environments.
* LAN/Wi-Fi/SDWAN Networks: Aruba switching, Aruba Central, Airwave, Aruba ClearPass, Cisco Catalyst, Meraki, Fortinet SD-WAN.

You have operational English skills and hold one or more certifications in switching or routing for Aruba and/or Cisco. Skills in virtual infrastructures (VMWARE), SAN, and Veeam backup are a plus.

You value customer service and want to leverage your technical expertise to deliver high-quality service. Your analytical skills, practical mindset, and rigor will help you thrive in diverse client environments.

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