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Koda Staff

Freelance Network Security Engineer

Koda Staff
Belgium · Contract · Mid-Senior

Freelance Network and Security Engineer


We are currently looking for a Network and Security Specialist who will be part of the Network Infrastructure Team. The project will be looking to further segment and secure the Clients’ production networks in the context of Network Security. This requires a good knowledge of the communication flows and protocols in an industrial environment with a high degree of automation (+1000 PLCs).


As a Network Security Specialist, you will be responsible for the implementation of the Clients security framework and the management of our numerous firewalls and other security products.


Technical profile


  • Analytical and problem-solving thinking
  • Thorough knowledge and experience in the following domains:
  • Hardware: Switches, routers (Cisco)
  • Technologies/protocols: Subnetting, routing (BGP, OSPF), LAN/VLAN, TCP/IP (DNS, DHCP, HTTP, SSH, FTP), Industrial network protocols (vb PROFINET).
  • Analysis of network communication flows (based on e.g. WireShark traces or Firewall loggings)
  • Network Management (vb PRTG)
  • Security: Network segmentation, firewall, IPS, ...


Bonus


  • Experience with configuration and management of Fortinet products (FortiGate, FortiAnalyzer, FortiManager, FortiAuthenticator...) is certainly an asset.


Experience working in a 24/7 production environment.


Additional Details:


  • START DATE: ASAP
  • DURATION: Long term
  • CONTRACT: Freelance
  • ONSITE POLICY: Hybrid (Ghent)
  • HOURS PER WEEK: 40
  • LANGUAGES: English only
  • INTERVIEW PROCESS: One stage


If you are interested or know anyone who could be a good fit please send your CV to [email protected]

Key Skills

Ranked by relevance

network security firewall firewalls wireshark switches fortinet routers ospf dhcp ips bgp dns ssh
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Posted
Oct 03, 2025
Type
Contract
Level
Mid-Senior
Location
Ghent
Company
Koda Staff

Industries

Staffing Recruiting

Categories

Information Technology

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