Information Security Manager

Brussel, Brussel

Senior Information Security Manager

Start Date: 01/01/2026

End Date: 31/12/2026

Location: Brussels

Develop and maintain the security strategy and governance framework.
Create, update, and manage ISMS documentation, including the ISMS Manual, SoA, and other compliance documentation.
Drive the full policy lifecycle: drafting, stakeholder review, legal review, publication, communication, and regular ISMS review cycles.
Ensure compliance with ISO 27001:2022, NIS2, ISAE 3000 (Type 1/2), OPDE/MVS, and other relevant standards.
Collaborate with suppliers to ensure security requirements are met.
Ensure security design integration for the Configuration Management Database (CMDB).
Oversee operational security processes, including access control, monitoring, and incident response.
Contribute to SOC development and harmonize monitoring requirements.
Manage vulnerability assessments and remediation plans.
Develop continuity scenarios and support the creation, monitoring, and testing of BCM/DR plans.
Ensure user training, awareness activities, and publication of materials.
Prepare and ensure internal and external audits.
Lead the corrective action and continuous improvement process following audit findings.
Provide regular security posture reports to management and steering committees.

Expertise in ISO 27001:2022, NIS2, ISAE 3000 audit models, and MVS OPDE and other security frameworks.
5+ years of experience in security management roles.
Experience in multi-supplier ecosystems and documentation-heavy environments.
Strong knowledge of cybersecurity risk management and audit processes.
Experience in operational security, including access control and incident response.
Familiarity with supplier security, ITSM process evaluation, and hosting/data-center security.
Knowledge of vulnerability management and monitoring tools.
Proficiency in SharePoint Online.
Knowledge of energy sector ecosystem and operational structures (e.g., ENTSO-E, TSOs, RCCs, etc.).
Fluent in English.