This list contains only the countries for which job offers have been published in the selected language (e.g., in the French version, only job offers written in French are displayed, and in the English version, only those in English).
You will join a mission-critical environment where network availability, security and service continuity are key. The role is focused on supporting and evolving a hybrid infrastructure that combines on-premise networking, security platforms and cloud environments. The position plays an important role in the day-to-day management of load balancing, routing, VPN connectivity, firewall policies and troubleshooting. You will also contribute to improving the technical landscape through automation, documentation and structured operational processes. As all documentation, incident handling and client interaction are carried out in English, strong communication in this language is essential for the role.
Job Responsibility:
Manage and support enterprise load balancers including F5, NGINX and Traefik
Troubleshoot complex L3/L4 networking incidents in production environments
Administer and optimize routing, switching, segmentation and firewall policies
Support VPN connectivity, including client VPN and site-to-site IPsec solutions
Work with Cisco ISE / NAC and related access control scenarios
Manage security platforms such as Palo Alto and Cisco ASA/FTD
Contribute to cloud and hybrid networking across AWS, Azure and OVH environments
Create and maintain technical documentation aligned with operational processes
Requirements:
At least 3 years of experience in similar Network Engineer or Network Security roles
Hands-on experience with load balancing technologies, especially F5 (LTM, ASM)
Strong knowledge of advanced routing and switching: BGP, OSPF, VLANs, VRF and QoS
Experience with firewalls and security, especially Palo Alto and Cisco ASA/FTD
Practical experience in AWS and Azure networking within hybrid environments
Experience with Terraform, Git and scripting in Bash and/or Python
Ability to work in SLA-driven environments with incident, change and problem management
English level B2 minimum, with confidence working fully in English with the client
Nice to have:
Knowledge of Kubernetes networking
Exposure to Zero Trust, SASE or SD-WAN environments
Experience with SIEM or vulnerability management tools
Familiarity with ISO 27001, ENS or similar compliance frameworks
Relevant certifications such as PCNSE, CCNP, AWS Associate, AZ-104 or F5 CTS