Senior CSOC Analyst

Senior CSOC Analyst

Location: Brussels, Belgium | Contract: 12 months | Languages: Dutch, French, English

🏢 About the Role

Our client is looking for a Senior CSOC Analyst to join their Security Operations Center, safeguarding critical national infrastructure. This is a high-impact role where you will manage security incidents, improve detection and prevention, and mentor junior analysts.

You’ll work directly with cross-functional teams to ensure incident response excellence and maintain high standards for SOC processes and reporting.

Key Responsibilities

• Manage the full lifecycle of security incidents: detect, evaluate, respond, and document using EDR, IDS, and SIEM tools.
• Provide input to harden infrastructure and improve detection/prevention capabilities.
• Mentor junior analysts and lead SOC process improvements.
• Maintain and update incident response playbooks, organize workshops, and promote best practices.
• Collaborate across teams to ensure compliance with security principles and standards.

Required Experience & Skills

Experience:

• 10+ years in security-related roles, with 5+ years in a SOC.
• Proven leadership experience, managing teams of 5+ analysts.

Technical Expertise:

• Vulnerability assessment, SIEM/EDR (Splunk, QRadar, Elastic), Wireshark.
• Red Team tools: Nmap, Nessus, Metasploit.
• Zero Trust Architecture.
• Operating Systems: Windows, Linux, Android.
• Knowledge of NIST CSF, ISO 27001, PKI, and Agile.

Soft Skills:

• Strong analytical and problem-solving skills.
• Excellent communication: able to translate complex technical findings into clear reports.
• High discretion, solution-oriented, lifelong learner.

Other Requirements:

• Belgian nationality mandatory.
• Must hold or be willing to obtain Top Secret (Zeer Geheim) security clearance.
• Fluent in Dutch or French, with strong proficiency in the other national language and English.