Senior Identity Infrastructure Engineer

International Engineering Services division operating across key European financial hubs, including Krakow, Paris, and Brussels, specializing in mission-critical identity and access management (IAM) platforms for the financial sector.

• Proven experience designing and troubleshooting complex identity and authentication infrastructures in large-scale enterprise environments.
• Deep expertise in Active Directory, including forest trust architectures and advanced troubleshooting.
• In-depth understanding of authentication protocols: Kerberos, NTLM, SAML, OAuth, and PKI/certificate-based authentication.
• Hands-on experience configuring and managing Microsoft Azure Entra ID.
• Advanced PowerShell scripting skills for infrastructure automation and management.
• Solid knowledge of Windows Server OS, virtualization, enterprise networking, and storage systems.

Nice to have:

• Experience managing RSA Authentication Manager / RSA SecurID ecosystems.
• Familiarity with ITIL frameworks and Agile delivery practices with tools like ServiceNow.

• Oversee, configure, and maintain multi-forest and multi-domain Active Directory environments, LDAP services, and Microsoft Azure Entra ID global tenant administration.
• Manage Active Directory Federation Services (ADFS), including claims, metadata, and token-based authentication for SSO capabilities.
• Support and enhance multi-factor authentication (MFA) solutions such as Windows Hello for Business and RSA SecurID.
• Develop and review technical architecture designs and establish security baselines for authentication systems.
• Automate administrative workflows, operational checks, and configuration deployments using PowerShell scripting.
• Participate in security assessments, vulnerability remediations, and IT audits to ensure compliance with financial sector standards.