Network & Security Engineer
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About The Role
We are looking for an experienced Network & Security Engineer to support the administration, maintenance and evolution of network and datacenter infrastructures. The consultant will contribute to day-to-day operations, complex troubleshooting, infrastructure modernization and network security projects, ensuring the performance, availability and security of critical IT environments.
Key Responsibilities
• Administer, maintain and develop network and security infrastructures.
• Diagnose and resolve complex network incidents.
• Participate in network architecture, migration and deployment projects.
• Monitor and optimize network performance.
• Manage routing and switching across Layer 2 and Layer 3 environments.
• Maintain technical documentation, operating procedures and network diagrams.
• Perform datacenter operations, including equipment installation, replacement, racking and commissioning.
• Manage copper and fibre-optic cabling.
• Collaborate with infrastructure, security and project teams. Required Technical Skills Networking & Routing
• Strong knowledge of TCP/IP, OSI model, subnetting, VLANs, trunking, NAT, DHCP and DNS.
• Hands-on experience with Layer 2 switching and Layer 3 routing.
• Knowledge of static routing, OSPF and BGP.
• Experience with Cisco Nexus and Cisco Catalyst. Network Security
• Experience with firewalls: Check Point, Palo Alto and/or Fortinet.
• Knowledge of Network Access Control (NAC) and Cisco ISE.
• Understanding of 802.1X, profiling and posture management.
• Knowledge of Zero Trust Network Access (ZTNA) and Web Application Firewall (WAF). Monitoring & Datacenter
• Experience with SolarWinds Orion and/or Zabbix.
• Knowledge of Cisco Wireless LAN Controller C9800.
• Hands-on experience with datacenter equipment installation, rack management and commissioning.
• Copper and fibre-optic cabling. Nice to Have
• Knowledge of Certificates and Public Key Infrastructure (PKI).
• Experience with Google Cloud Platform (GCP) networking.
• Knowledge of VXLAN.
Your Profile
• Degree in IT, Networking, Telecommunications or equivalent experience.
• Relevant experience as a Network Engineer or Network & Security Engineer.
• Strong analytical and troubleshooting skills.
• Autonomous, rigorous and service-oriented.
• Good communication and teamwork skills.
• Good command of technical English.
• Valid Category B driving licence and willingness to travel occasionally to different sites and datacenters. Languages
• English: Good professional level required.
• French mandatory Key Information
•
Location:
Luxembourg
• Start: ASAP
• Duration: Until 31/12/2027
• Workload: Full-time
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