Senior Network Architect

We are looking for a senior network specialist capable of intervening at the level of architecture, advanced administration, and diagnosis of complex network environments.

The role combines infrastructure design, performance optimization, network security, virtualization, and technical support within the framework of evolution projects, migration, and continuous improvement.

The person sought will also play a consulting role with technical teams and actively contribute to documentation and solution definition.

Responsibilities

• Design, analyze, and evolve enterprise network infrastructures
• Participate in the architecture and optimization of wired and wireless environments
• Diagnose and resolve complex network incidents related to performance, security, or connectivity
• Configure and optimize network equipment, firewalls, VPNs, and security rules
• Conduct in-depth network analyses using specialized tools
• Participate in network segmentation and the application of security best practices
• Produce technical documentation, architecture diagrams, and implementation procedures
• Prepare migration plans, rollback strategies, and technical recommendations
• Participate in equipment selection and the preparation of Bills of Materials (BOM)
• Collaborate with technical teams, pre-sales, sales, and suppliers
• Contribute to technical estimates and the preparation of solution proposals

Desired Profile

• Advanced experience in network architecture, administration, and optimization
• Solid mastery of switching, routing, VLAN, STP, LACP, QoS, and enterprise Wi-Fi technologies
• Excellent network troubleshooting and performance analysis capabilities
• Experience with firewalls, site-to-site VPNs, remote access, and network security
• Good mastery of diagnostic tools:
• + Wireshark
• + tcpdump
• + traceroute
• + nmap
• + nslookup
• Experience with network monitoring tools such as:
• + PRTG
• + Zabbix
• + SolarWinds
• + Centreon
• + FortiAnalyzer
• + Aruba Central
• + Cisco DNA Center
• Knowledge of environments and manufacturers:
• + Cisco
• + Aruba
• + Fortinet
• + Palo Alto
• + Juniper
• + HPE
• Good understanding of virtualized environments:
• + VMware vSphere / ESXi / vCenter
• + Hyper-V
• Knowledge of Windows Server and Linux/Unix environments
• Ability to produce clear and structured technical documentation
• Excellent analytical, interpersonal, and customer-oriented skills

Assets

• Network and security certifications:
• + Cisco CCNP / CCNA
• + Aruba ACSP / ACSA
• + Fortinet NSE / FCP
• + Palo Alto PCNSA / PCNSE
• + Juniper JNCIA / JNCIS