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