Senior Security Engineer Consultant

Keystone Solutions
📍 Charleroi, Walloon Region, Belgium 💼 full time 🕒 Posted June 20, 2026

Job Description

Mission Overview:


Keystone Solutions is seeking an experienced Security Engineer for a consultancy mission at a client site. The consultant will play a crucial role in enhancing the security posture of information systems within the water sector in Wallonia, focusing on operational security and compliance with NIS2 regulations.


Key Responsibilities:


  • Participate in operational security (SecOps) for both internal systems and clients.
  • Administer, configure, and optimize Security Centers (SIEM, EDR, vulnerabilities).
  • Manage SOC alerts: qualification, analysis, escalations, and coordination with technical teams.
  • Engage in incident response activities: containment, analysis, remediation, and reporting.
  • Establish and adjust detection rules, dashboards, alerts, and playbooks.
  • Configure and secure client technical environments: servers, networks, cloud, firewal...

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Job Details

  • Location Charleroi, Walloon Region
  • Job Type full time
  • Category Computer Occupations
  • Posted Date June 20, 2026
  • Application Deadline July 30, 2026