Job Title: Cybersecurity Engineer (Threat Hunting & Vulnerability Management) – Freelance Contract Duration: 12+ months Start Date: ASAP (flexible until end of June) Location: Liège, Belgium (2 days onsite) Languages: French & English
Context
The client is undergoing a significant transformation, including a progressive migration to a new infrastructure environment. At the same time, there is a clear ambition to increase overall cybersecurity maturity, particularly in detection, response, and proactive security practices.
Role & Responsibilities
This is a hands-on, technical cybersecurity engineering role with a strong emphasis on threat detection, vulnerability management, and operational security.
Core Responsibilities
* Conduct threat hunting activities to proactively identify suspicious behaviors, anomalies, and potential intrusions
* Analyze logs, endpoints, and network data to detect advanced threats and improve detection capabilities
* Manage and improve the vulnerability management lifecycle: Scanning, analysis, prioritization, and remediation tracking
* Oversee and optimize patch management processes in coordination with infrastructure teams
* Perform security tool configuration and tuning (SIEM, EDR, vulnerability scanners, etc.)
* Support incident detection and response activities from an engineering perspective
* Contribute to application security (AppSec) practices where relevant
* Participate in the migration to the new infrastructure, ensuring security is embedded by design
* Execute day-to-day operational (“run”) security tasks across the environment
* Continuously enhance detection rules, use cases, and overall security monitoring maturity
Nice-to-Have / Plus
* Experience with Identity & Access Management (IAM) concepts and tools
* Exposure to SOC environments or collaboration with SOC teams
* Familiarity with threat intelligence integration
Profile Sought
* Strong hands-on cybersecurity engineering experience (not governance-focused)
* Proven experience in: Threat hunting Vulnerability management Security operations / engineering
* Comfortable working in operational environments (run + build)
* Experience with security tools configuration and tuning (e.g., SIEM, EDR, scanners)
* Broad understanding of infrastructure and security architecture
* Ability to work autonomously while contributing to a larger transformation program
* Fluent in French and English