Cybersecurite jobs in France

Microsoft Collaboration Ecosystem Administrator

We are seeking an experienced Microsoft Collaboration Ecosystem Administrator to manage, maintain, and optimize our enterprise collaboration infrastructure. This role focuses on the administration of Exchange Server and SharePoint Server environments, ensuring reliable, secure, and efficient communication and collaboration services for our organization.

• Install, configure, and maintain Exchange Server environments across multiple versions and deployment scenarios
• Manage mailbox databases, public folders, and distribution groups with attention to storage optimization and performance tuning
• Implement and maintain email security policies, including anti-spam, anti-malware, and data loss prevention measures
• Configure and troubleshoot mail flow, transport rules, and connector settings for both internal and external communications

Monitor system performance, capacity planning, and proactive maintenance of Exchange infrastructure

Manage Exchange hybrid deployments and migrations between on-premises and cloud environments

Implement and maintain high availability solutions including Database Availability Groups (DAGs)

Handle backup and disaster recovery procedures for Exchange environments

Deploy, configure, and maintain SharePoint Server farms and service applications

Manage site collections, web applications, and content databases with focus on performance and scalability

Configure and maintain SharePoint services including Search, User Profile Service, and Managed Metadata

Implement governance policies, permissions management, and compliance features

Troubleshoot SharePoint functionality, workflows, and integration issues

Manage SharePoint backup and recovery operations

Configure and maintain SharePoint hybrid scenarios and cloud integration

Monitor farm health, performance metrics, and capacity planning

Implement security best practices across both Exchange and SharePoint environments

Configure and maintain compliance features including retention policies, eDiscovery, and audit logging

Manage certificate lifecycle and SSL/TLS configurations

Ensure adherence to organizational security policies and regulatory requirements

Coordinate with cybersecurity teams on threat assessment and incident response

Configure integration between Exchange and SharePoint services

Manage Active Directory synchronization and authentication services

Implement and maintain collaboration features including Outlook Web App, SharePoint apps, and mobile access

Coordinate with other IT teams on unified communications and productivity suite integration

Develop and maintain monitoring solutions for proactive system health management

Create and maintain detailed documentation for all administered systems

Perform regular system updates, patches, and security updates following change management procedures

Conduct performance analysis and optimization recommendations

Manage system capacity planning and hardware lifecycle management

+6 years of hands-on experience with Exchange Server administration (2016/2019/2022)

+6 years of experience with SharePoint Server administration (2016/2019/2022)

Strong knowledge of Windows Server operating systems and Active Directory services

Proficiency in PowerShell scripting for automation and administrative tasks

Experience with SQL Server administration as it relates to SharePoint and Exchange

Understanding of networking concepts including DNS, load balancing, and firewall configurations

Knowledge of virtualization technologies (VMware, Hyper-V)

Microsoft Certified: Messaging Administrator Associate

Microsoft Certified: SharePoint Administrator Associate

MCSE: Productivity or equivalent legacy certifications

Experience with hybrid cloud migrations and Office 365 integration

Background in disaster recovery planning and implementation

Experience with compliance and governance implementation in collaboration environments

Project management experience for infrastructure upgrades and migrations

Bachelor's degree in Information Technology, Computer Science, or related field

Experience with Microsoft Teams administration and integration

Knowledge of additional Microsoft productivity technologies (OneDrive, Skype for Business)

Experience with automation tools and infrastructure as code practices

ITIL certification or familiarity with IT service management practices

Experience in regulated industries with compliance requirements