Senior Windows Authentication Engineer

Euroclear is a company that connects over 2,000 financial institutions globally, providing a resilient infrastructure to support the stability of financial markets. The Group Technology Services (GTS) division plans, builds, and runs Euroclear's global IT infrastructure and service management, ensuring service levels for business processes and disaster recovery.

• Experience in distributed domain environments within large enterprises.
• Experience supporting a Microsoft Windows Server infrastructure.
• Strong knowledge of Active Directory (objects, attributes, GPOs, sites, replication).
• Experience with Azure EntraID configuration and management.
• Experience with federation services (ADFS), claims, and metadata.
• Experience managing RSA infrastructure is a plus.
• Strong PowerShell scripting skills.
• Good understanding of virtualization, networking, and storage.
• Fluent in English; knowledge of Dutch and/or French is a plus.
• Familiarity with ITIL concepts including incident, change, and problem management, and CMDB.
• Experience with Agile methodology and ServiceNow is a plus.

• Provide and maintain Microsoft Active Directory authentication services across multiple forests and domains.
• Manage LDAP authentication services.
• Operate Microsoft Federation Services (ADFS) to enable seamless single sign-on.
• Operate the RSA MFA infrastructure for secure authentication.

This is a permanent position; freelance or contract arrangements are not offered. The processing of personal data is governed by Euroclear's data protection policies as described in the information clause.