Network Security Engineer

Keystone Solutions
📍 Brussels, Brussels, Belgium 💼 full time 🕒 Posted February 26, 2026

Job Description

Mission Overview:

Join Keystone Solutions as a Senior Network Security Engineer consultant to deliver critical network protection and security engineering for our client. In this consultancy mission, you will operate on-site and/or in hybrid setups with the client, performing all responsibilities below as a Keystone Solutions consultant while collaborating closely with client stakeholders.

Key Responsibilities:

  • Design and implement network security measures:
    • Develop and deploy security strategies to protect networks against cyberattacks and unauthorized access.
    • Configure and maintain firewalls, VPNs, and other security devices.
  • Monitor and manage network performance:
    • Continuously monitor networks to detect and respond to security incidents.
    • Perform regular security audits and vulnerability assessments.
  • Troubleshooting and technical support:
      ...

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Job Details

  • Location Brussels, Brussels
  • Job Type full time
  • Category Computer Occupations
  • Posted Date February 26, 2026
  • Application Deadline April 07, 2026