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Cybersecurity Incident Response Officer

BrusselsHybrid40 hours/week6-12months

This assignment involves investigating and responding to level 3 and 4 security incidents, including network intrusions, malware infections, and data breaches.

  • You will perform proactive threat hunting using SIEM and custom tools to identify anomalous behaviors and indicators of compromise.

What you do

  • Investigate and respond to level 3 and 4 security incidents.
  • Conduct digital forensic investigations and analyze security artifacts across IT, IoT, and OT environments.
  • Develop and optimize detection rules and use cases based on the MITRE ATT&CK framework.
  • Automate security event responses and develop playbooks to streamline operations within the SOC and CSIRT.
  • Coordinate with internal stakeholders and external security providers to communicate incident progress and mitigate risks.

What they ask

  • 4+ years of experience in a security-focused role with a core specialization in incident response and analysis.
  • Deep expertise in security monitoring using Sentinel SIEM, EDR, and Microsoft Defender.
  • Hands-on experience with digital forensics, malware analysis, and artifact analysis for Windows and Linux systems.
  • Experienced in SOC Engineering, including use case development and the automation of alert handling.
  • Working knowledge of the MITRE ATT&CK framework and ServiceNow SIR modules.
  • Experience in the organization and animation of security tabletop exercises.
  • Relevant certifications such as GCIH, GCFE, GCFA, GNFA, GCIA, or GREM.
  • Strong analytical and problem-solving skills with the ability to identify suspicious activities on complex networks.
  • A Bachelor's degree in Computer Science, Information Security, or equivalent professional experience.
  • Fluent in English (C1) with working knowledge of Dutch or French.

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