Cybersecurity Expert (Freelance)
Freelance cybersecurity consultant at Smile (Brussels, hybrid 2-3 remote days/week) working on client projects: assessing security posture, designing architectures (IAM, Zero Trust), incident response with SOC teams, vulnerability management, and compliance (ISO 27001, NIS2, GDPR, DORA). Core tech: Azure/AWS/GCP cloud security, SIEM/EDR tools like Sentinel, Splunk, CrowdStrike.
- Compensation
- Not disclosed
- Location
- Woluwe-Saint-Pierre, BE
- Work setup
- Hybrid
- Seniority
- Not specified
- Employment
- Contract
- Experience
- Not specified
- Category
- Security
- Posted
Skills
Must have
- Freelance status
- Proven experience in cybersecurity (security engineering, architecture, or operations)
- Strong knowledge of network and system security, IAM, and cloud security (Azure, AWS, or GCP)
- Hands-on experience with security tools (Microsoft Sentinel, Defender, Splunk, CrowdStrike, Nessus/Qualys)
- Good understanding of security frameworks and regulations (ISO 27001, NIST, NIS2, CIS)
- Excellent analytical skills, rigor, and strong team spirit
- Professional fluency in English
Nice to have
- Certifications such as CISSP, CISM, CEH, OSCP, or Azure Security Engineer (AZ-500)
- Knowledge of French or Dutch
Full description
Passionate about tech, digital, and innovation? Join the 1,800 employees at Smile, the European leader in open-source integration, spread across 20 agencies in 9 countries. Collaborative spirit and knowledge sharing are at the heart of our DNA. Our experts push the boundaries every day to build a smarter, more efficient, and more responsible digital world. Here, we don’t just follow trends, we create them! 🌟 Join Smile in Brussels and take part in projects that truly matter! 🏆
We are currently looking for a talented Cybersecurity Expert (Freelance) to join our dynamic team and work on high-impact projects for one of our major clients.
Position Overview
- Status: Freelance
- Location: Brussels, Belgium (Hybrid model: 2-3 days of remote work per week)
Your Responsibilities
As a Cybersecurity Expert, your daily missions will include:
- Assessing the security posture of infrastructures, applications, and cloud environments, and recommending remediation plans.
- Designing and implementing security architectures and controls (IAM, network segmentation, encryption, Zero Trust).
- Monitoring, detecting, and responding to security incidents in collaboration with SOC teams (SIEM, EDR/XDR).
- Managing vulnerabilities: scanning, prioritization, and follow-up of corrective actions.
- Contributing to compliance with standards and regulations (ISO 27001, NIS2, GDPR, DORA where applicable).
- Integrating security into development and DevOps processes (DevSecOps, secure code reviews, pipeline security).
- Writing security policies and procedures, and raising awareness among teams.
- (For Senior profiles) Acting as a trusted advisor to clients, steering security roadmaps, and mentoring team members.
Profile & Technical Skills
- Proven experience in cybersecurity (security engineering, architecture, or operations).
- Strong knowledge of network and system security, IAM, and cloud security (Azure, AWS, or GCP).
- Hands-on experience with security tools (e.g., Microsoft Sentinel, Defender, Splunk, CrowdStrike, Nessus/Qualys).
- Good understanding of security frameworks and regulations (ISO 27001, NIST, NIS2, CIS).
- Certifications such as CISSP, CISM, CEH, OSCP, or Azure Security Engineer (AZ-500) are a strong asset.
- Excellent analytical skills, rigor, and a strong team spirit.
- Language: Professional fluency in English. Knowledge of French or Dutch is a plus.