Network & Security Engineer Expert

Keystone Solutions is seeking a Network & Security Engineer Expert for a consultancy mission at a client site. In this role, you will work alongside various infrastructure, application, security, and telephony teams, responsible for the design, implementation, maintenance, and security of diverse network infrastructures, Wi-Fi, security, and telephony systems., * Contribute to the definition and implementation of standardized and automated processes to optimize operations and enhance team efficiency.

• Provide significant value to infrastructure projects by producing necessary technical documentation (High-Level Design, Low-Level Design, DAT) for management and maintenance.
• Engage in diverse projects such as the implementation or improvement of network infrastructures, establishment of security solutions, and conducting network audits for clients.
• Maintain an active watch to identify developments and opportunities for infrastructure improvements.
• Participate in the production of new network and security requirements.

The ideal candidate must be flexible and autonomous, capable of traveling to client sites in the Brussels region and participating in on-call roles. You should demonstrate rigor, precision, proactivity, adherence to schedules, client-oriented solutions, and strong analytical skills. Proficiency in technical English is essential., * Automatisation : scripting, Ansible - Level: Intermediate - Most recent: This year

• MS tools (O365, Visio) - Level: Advanced - Most recent: This year
• Rseaux Cisco : administration et exploitation de commutateurs (Catalyst, Nexus), contrleurs Wi-Fi (WLC), Cisco DNA Center (DNAC) et outils de supervision associs. - Level: Expert - Most recent: This year
• Rseaux et protocoles : TCP/IP, IPv4/IPv6, VLAN, MPLS, VPN/IPsec, routage dynamique (BGP, OSPF, EIGRP), SD-WAN. - Level: Expert - Most recent: This year
• Scurit rseau : administration de pare-feu (Fortinet, Palo Alto), contrle d’accs rseau (NAC, IEEE 802.1X), solutions F5 (LTM/APM) - Level: Advanced - Most recent: This year
• Services d’infrastructure rseau : DNS, DHCP, IPAM/DDI. - Level: Advanced - Most recent: This year
• Supervision et diagnostic : Wireshark (analyse avance), PRTG - Level: Advanced - Most recent: This year
• Virtualisation : VMware vSphere - Level: Intermediate - Most recent: 1 to 3 years ago

Language requirements:

Dutch Level Elementary proficiency English Level Full professional proficiency French Level Native or bilingual proficiency