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Senior Information Security Officer

Brussels, Belgium
IT Security Department employs various teams of IT specialists (IAM, Cyberdefense, GRC) who, among other things, optimize and maintain al business processes and systems used (both self-written and purchased applications) so that its clients and customers are optimally serviced. The Identity and Access Management Team is looking for a Cloud Security Engineer specialized in IAM to support its various internal clients - the health insurance funds – with the management & handling of information risks.

Primary Tasks and responsibilities
• Design and implement scalable IAM architectures across cloud multi-tenants environments (Azure, AWS).
• Develop and enforce policies for identity lifecycle management, authentication, and authorization.
• Build automated workflows for user provisioning, role assignment, and access recertification.
• Implement Zero Trust principles, including least privilege access and conditional access controls.
• Configure and manage identity security technologies such as: Azure AD / Entra ID, SSO, MFA, Conditional Access, Privileged Access Management (PAM)
• Improve IAM monitoring, alerting, and auditing using SIEM/SOAR tools.

• Ensure IAM solutions align with regulatory frameworks (ISO 27001, SOC2, GDPR, NIST).
• Maintain documentation for IAM policies, procedures, and standards.
• Conduct periodic access reviews and ensure adherence to separationofduties principles.
• Develop automation for IAM controls using IaC tools (Terraform, CloudFormation, Bicep).
• Integrate IAM practices into CI/CD pipelines to secure cloud workloads.
• Create scripts and tools (Python, PowerShell) for improving identity workflows.

Secondary tasks and responsibilities
• you share and exchange experience and expertise cloud engineering, security, and application teams to integrate secure identity solutions.
• you advise teams on best practices related to authentication, authorization, and secure cloud access
• you keep your knowledge up-to-date by closely following the trends and innovations in the ICT market


Technical profile requirements
• Minimum 5 years of relevant work experience in IT security in hybrid, multi-cloud and multi-tenants environments (cloud, network, application, website security)
• Strong hands-on experience with cloud IAM systems (Azure AD/Entra, AWS IAM, GCP IAM).

• Deep understanding of: OAuth2.0, OIDC, SAML, JWT, RBAC, ABAC, PBAC models, Privileged Identity Management (PIM/PAM)
• Experience with identity governance tools (SailPoint, Saviynt, CyberArk, BeyondTrust).

• Solid scripting and automation skills (PowerShell, Python).
• Familiar with Zero Trust Architecture and cloud security best practices.
• Familiar with risk analysis and risk evaluation (impact/likelihood analysis) • Knowledge of market standard governance frameworks (ISO 2700x)

Non-Technical profile requirements
• Strong analytical and problem-solving skills
• Focus on delivering, able to work on multiple tasks with limited supervision
• Excellent customer service, interpersonal, communication and team collaboration skills
• Able to follow change management procedures and internal guidelines


Methodology/Certification requirements
• Master’s Degree in Mathematics, Engineering, Computer Science OR equivalent through experience. Advanced course work in technical & security systems plus continued education in technical & security disciplines is preferred
• Additional IT Security certification(s) is a plus


Language proficiencies
• French and/or Dutch
• English
 

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