Network Security Designer/Engineer Reference number: 2400

  • Online since: 02-09-2022
  • Sector: Energy
  • Start: 05-09-2022 | End: 31-12-2022
  • Category: IT

Job description

The Senior NW-NWSEC Designer-Engineer works on the design of network related projects.
The Senior NW-NWSEC Designer-Engineer the daily operational management of the IT Infrastructure.

What you'll do

  • Keeping the IT infrastructure (such as WAN, LAN, WLAN, offices, DC, VPN, DNS, FW, ... up and running, as per the service level agreements
  • Managing support tickets (second and third line)
  • Ensuring that the standards & governance principles of the infrastructure are followed
  • Proposing improvements on network and security level
  • Validating the infrastructure and network deliverables in projects, as per the standards
  • Ensuring version management is applied
  • Supporting first line with inquiries

  • Providing second line support
  • Ensuring that the correct administrative process is applied when using follow up tools
  • Managing third line support (coordinating and working closely with on/offshore third parties)
  • Proposing solutions (HLD+LLD to meet business requirements
  • Deploying solutions in the production network in a controlled way
  • Ensuring transition without impact to operations
  • Contributing to the writing of RFI/RFP’s
  • FW/Network monitoring
  • Creating documentation (migration plans, test plans, troubleshooting reports) in the context of changes/incidents


  • The ideal candidate has a bachelor's or master's degree in a technology related field (e.g. Engineering, Computer Software, etc.) or has gained equivalent knowledge by relevant work experience
  • 10 years of experience in multiple IT areas of which 8 in NW/NWSEC
  • Experience with SDWAN/SASE is considered as an asset
  • You must possess good interpersonal skills and strong communication skills
  • You are business proficient in English and at least in Dutch or French
  • You have abilities in a mediator role and able to ask the correct questions to understand both sides correctly and get to an agreement
  • You can work in an autonomous way and are a good team player
  • You can act as a Network champion and educate juniors in the team

Required skills

  • MPLS technology (IGP/LDP/MP-BGP, L2VPN, L3VPN)
  • IP, Ethernet, and architectures (Layered model, Spanning-tree, multicast, QOS, VRF, HSRP, …)
  • ROUTING (static, BGP, OSPF, redistribution) - thorough BGP knowledge is a must
  • End-to-end QOS for business applications and RT streams (voice, video) and network optimization tools
  • Tunnelling GRE, IPSEC
  • DC LAN technology (Spanning-tree, Multi-Chassis EtherChannel, VSS, Thrill/Fabric Path, DC interconnect technologies (VPLS, OTV, ...)

  • Proxy/Zscaler/ZPA
  • Radius/NAC/SSLVPN
  • FW (Checkpoint, Palo Alto, Cisco ASA Firepower, experience in segregation networks (DMZ, ICS perimeters)
  • DNS
  • Fundamental understanding of IT processes and operational procedures.
  • Citrix/VPN
  • AD with integrated Radius and CA
  • WLAN centralized management
  • Good troubleshooting skills
  • Reverse Proxy/Load balancing
  • Experience with Splunk, Skybox, Panorama, Cisco ISE, Infoblox, PRTG, Visio
Apply now
Mucella Pala Recruiter
02 629 77 74
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