Microsoft 365 Exchange and Collaboration Expert W/M

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Microsoft 365 Exchange & Collaboration Expert – Lead platform support and security for AXA Group worldwide.

Drive platform maintenance, migrations, and hybrid provisioning while ensuring compliance and high availability.

About AXA

About AXA As a world-leading insurance company, we act for human progress by protecting what matters. With 153,000 employees in 54 countries working for 105 million customers, we’ve created a truly dynamic and vibrant community. Inclusion and diversity link closely with our values, and together we’re nurturing a culture of respect, for each other, for our customers and the communities around us. Join AXA and you’ll feel like you belong, are included and can thrive. You’ll be able to shape the way you work and truly grow your potential as you seek out new opportunities, push boundaries and benefit people in critical moments of their lives. This is your chance to build the tomorrow you want. Know you can.

About the entity

AXA is becoming a sustainable tech-led company and at AXA Group Operations we are one of the major catalysts for this transformation. We set the tone by triggering and empowering the evolution of our insurance business model through technology and innovation, driving its concrete implementation globally at speed, with a high quality of advisory and execution. We are present across 17 countries with committed, highly qualified teams. We leverage technology, data, sourcing, security and investment allocation in a global way, but also achieve economies of scale and synergies when necessary. At AXA Group Operations, we want to be recognized in three fields of action: State‑of‑the‑art Data Technology to drive customer experience; State‑of‑the‑art Procurement & Sourcing to drive efficiency and better manage risks; High‑Performing Global Team for stronger partnerships with AXA entities.

About the job

The Microsoft 365 Exchange & Collaboration Expert is part of a team maintaining the support and delivery of the M365 Exchange & Collaboration services for all AXA entities worldwide. This is a key role within the M365 global Product Line team. This is an outstanding opportunity for an accomplished Engineer to join a market leading organization.

Main missions

Your responsibilities include:

• Maintain the global M365 platform, such as but not limited to: Platform planned maintenance, updates, and upgrades; patching; migrations; consolidations; deployments; project support.
• Maintain, assess and test the new features for Exchange Online & M365 Collaboration services released by Microsoft.
• Proactively ensure the highest levels of security and availability.
• Maintain operational, configuration, or Standard Operation Procedures and documentation.
• Manage Knowledge Transfer of operations to L2 teams to shift left activities.
• Provide expertise and guidance on Microsoft 365.
• Provide 3rd/4th level support.
• Liaise with vendors and other IT personnel for problem resolution.
• Assess security threats and implement countermeasures to comply with the group recommendations and legal obligations.
• Work in conjunction with relevant infrastructure, security and compliance teams to asset security threats, implement countermeasures, configure and report on security aspects of the Microsoft 365 environment and of the on‑premise platform.
• Ensure compliance with Group Security policies.
• Provide expertise on the hybrid provisioning platform.
• Collaborate with M365, Architecture, Cyber Defense, Proofpoint, Group Security teams.
• Collaborate with all AXA entities.

Expected skills & experience

We are looking for someone with the following experience and skills: Technical skills Experience in working with Microsoft 365 tenants with minimum of 50k users in a single tenant Minimum of 3 years of hands‑on experience in analysing, documenting, and maintaining a large‑scale messaging infrastructure Minimum of 3 years of experience with Microsoft 365 in a Hybrid provisioning and authentication environment Minimum of 3 years of senior expertise with Microsoft 365 Exchange Online Messaging platform and M365 Collaboration tools Minimum of 3 years experience with integrating LOB applications with Exchange Online via Microsoft Graph / Exchange Web Services Minimum of 3 years experience in PowerShell Scripting Experience in international environments and heterogeneous environments. Experience of Microsoft 365 Security & Compliance services, Purview, Defender. Soft skills / transversal skills Excellent oral and written communication skills Excellent technical teamwork, and interpersonal skills Willing to work in strong team environment, constantly teaching and learning from other team members Works independently with little or no supervision Ability to foster working relationships with the team, IT Management and Client departments Ability to explain technical concepts to the business users in the context of business requirements Maintains a solid working knowledge of Information Security principles and practices Ability to communicate vision on a technical scope and drive small team. English – Daily business level proficiency (spoken/written) Nice to have skills Broad knowledge of information systems including Windows security, network security, systems development, communication networks, security software/hardware and operating systems other than Windows C# development and TerraForm Expertise with Microsoft Azure and Federated authentication.

What we offer

We bring together the expertise, cultural diversity and creativity of over 8,000 employees worldwide and we’re committed to equal opportunities in all aspects of employment (gender, LGBT+, disabled persons, or people of different origins) and to promoting Diversity & Inclusion by creating a work environment where all employees are treated with dignity and respect, and where individual differences are valued.