Job Title: Senior Active Directory and Infrastructure Engineer
Location: Paris
Hybrid: 1/2 days on site
Start date: 1st September 2024
TJM: 500€ - 700€
About the Role:
We are seeking a highly skilled Senior Active Directory and Infrastructure Engineer to join our customer's dynamic team. The ideal candidate will have extensive experience in managing and maintaining a large-scale Active Directory environment, including security management, infrastructure upgrades, and scripting for automation. This role involves working on a diverse set of projects ranging from disaster recovery planning to migration of domain controllers, and managing various infrastructure services like PKI, ADFS, AADC, and NPS.
Key Responsibilities:
Active Directory Management:
- Lead projects involving Active Directory reorganisation and Disaster Recovery planning.
- Perform PowerShell scripting for audit and analysis.
- Coordinate with the team to implement directory delegations and manage security protocols.
- Manage Group Policy Objects (GPOs), sites, services, and trust relationships within Active Directory.
- Oversee the migration of Domain Controllers to newer versions.
- Decommission outdated servers, particularly those running Windows Server 2012 and earlier.
- Regularly clean up and optimise Active Directory components, including servers, GPOs, and Organisational Units.
Infrastructure Management:
- Manage PKI infrastructure, including server maintenance and certificate lifecycle (issuance, revocation).
- Plan and execute the migration of PKI infrastructure to newer platforms.
- Oversee ADFS infrastructure, managing connectors and supporting applications, particularly in the context of SSO project requests.
- Maintain and upgrade Azure AD Connect (AADC) infrastructure, implement app registrations in Azure Active Directory (AAD), and enforce Multi-Factor Authentication (MFA).
Automation and Scripting:
- Develop and implement PowerShell scripts for automation, monitoring, and alerting across various services.
- Automate routine tasks to improve efficiency and accuracy.
Security and Compliance:
- Implement security recommendations and best practices as advised by internal and external security teams.
- Manage and update AD schemas and Local Administrator Password Solution (LAPS) implementations.
Incident and Request Management:
- Handle incident and service request management, ensuring prompt and efficient resolution of issues.
- Collaborate with Microsoft support for incident ticket management and escalation.
Documentation and Collaboration:
- Document operational procedures and guidelines, particularly for PowerShell usage.
- Collaborate closely with cross-functional teams, ensuring comprehensive infrastructure support.
Qualifications:
- Bachelor's degree in Computer Science, Information Technology, or a related field.
- Proven experience in managing large-scale Active Directory environments.
- Proficiency in PowerShell scripting for automation and system management.
- Strong understanding of security principles and best practices in an enterprise environment.
- Experience with PKI, ADFS, AADC, NPS, and other related infrastructure technologies.
- Familiarity with Windows Server environments (2008 R2, 2012 R2, 2016) and vitalisation technologies (Hyper-V, VMware).
- Excellent communication skills, with the ability to work collaboratively in a team-oriented environment.
- Strong problem-solving skills and the ability to manage multiple projects simultaneously.
Preferred Qualifications:
- Experience with international environments and multi-domain infrastructures.
- Relevant certifications (e.g., Microsoft Certified: Identity and Access Administrator Associate, Azure Administrator, etc.).
