Expert Active Directory (H/F) - CDI

alten· Banking
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📍 Boulogne-Billancourt📍 Boulogne-Billancourt, IDF, France📍 fr📍 IDFFull time

About this role

Description de l'entreprise

Alten, leader européen de l’ingénierie et du conseil en technologies, recherche un(e) Expert Active Directory (H/F) pour rejoindre ses équipes en Île-de-France et intervenir chez nos clients grands comptes.

Avec plus de 53 000 collaborateurs dans le monde, Alten accompagne les entreprises dans la sécurisation et l’optimisation de leurs infrastructures critiques. Vous serez au cœur des enjeux d’identité et d’accès, en travaillant sur des environnements complexes et hybrides.

Description du poste

💻 Environnement Technique

Vous interviendrez sur des infrastructures Active Directory avancées, incluant :

  • Active Directory : Multi-forêts, hybridation avec Azure AD, migration de domaines.

  • Sécurité : GPO, RBAC, audits, Conditional Access, MFA.

  • Intégration IAM : Okta, Ping Identity, SailPoint.

  • Outils de gestion : PowerShell, ADFS, Azure AD Connect.

  • Monitoring : SCOM, Azure Monitor, outils de logging.

🎯 Missions Principales

  • Concevoir et administrer des infrastructures Active Directory complexes.

  • Migrer et consolider des domaines et forêts.

  • Sécuriser les annuaires (GPO, audits, conformité).

  • Hybrider AD avec Azure AD pour des environnements Cloud.

  • Résoudre les incidents critiques (réplication, authentification).

  • Former les équipes aux bonnes pratiques AD.

Qualifications

🔍 Profil Recherché

  • Diplôme d’ingénieur ou Master 2 en informatique/systèmes.

  • 9 ans d’expérience minimum en administration Active Directory.

  • Expertise en migration, sécurisation et hybridation AD/Azure AD.

  • Maîtrise de PowerShell, ADFS, et des outils de monitoring.

  • Anglais professionnel pour des missions internationales.

  • Rigueur et capacité à gérer des environnements critiques.

Informations supplémentaires

Frequently Asked Questions

Is the salary disclosed for the Expert Active Directory (H/F) - CDI position at alten?
The salary for this Expert Active Directory (H/F) - CDI role at alten is not publicly listed. Click "Apply Now" to learn more about the compensation package on their official careers page.
Where is the Expert Active Directory (H/F) - CDI position at alten located?
This Expert Active Directory (H/F) - CDI role at alten is based in Boulogne-Billancourt, Boulogne-Billancourt, IDF, France, fr, IDF. The position is listed as on-site or hybrid. Check the full job description or apply directly to confirm the work arrangement.
Is the Expert Active Directory (H/F) - CDI role at alten full-time or part-time?
This is listed as a Full time position. It is posted as a Expert Active Directory (H/F) - CDI role in the Banking department at alten.
Which team or department does the Expert Active Directory (H/F) - CDI at alten belong to?
This Expert Active Directory (H/F) - CDI position is part of the Banking department at alten. See the full job description for more information about the team structure and responsibilities.
How do I apply for the Expert Active Directory (H/F) - CDI position at alten?
Click the "Apply Now" button on this page. You will be redirected to alten's official application portal hosted on smartrecruiters where you can submit your application directly.
When was the Expert Active Directory (H/F) - CDI job at alten posted?
This Expert Active Directory (H/F) - CDI position at alten was posted on Aug 6, 2026. Apply as soon as possible — early applications are often reviewed first.
Expert Active Directory (H/F) - CDI
alten
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