M365 Architecture & Engineering Lead

Why we're hiring:

WPP Enterprise Technology provides Technology services for WPP, the worlds largest communications services group. As a creative transformation company, WPP is helping its clients transform the future through extraordinary work. WPP ET is an integral part of that journey, and we are proud to provide technology for some of the worlds most creative brands.

Lead M365 architecture and senior engineering, owning the platform design and the most complex change. Combines retained architecture and senior-engineering capability for Microsoft 365.

What you'll be doing:

• Own the M365 architecture,standardsand engineering roadmap.
• Lead and manage the M365 architects and senior engineers.
• Design and assure complex M365 change and migrations.
• Assure third party support provider delivered designs and change to WPP standards.
• Embed security, resilience and compliance by design.
• Provide senior technical escalation above the run layer.
• Set the architecture, patterns and guardrails that Kyndryl implements and operates within.
• Assure that partner-delivered designs and changes meet WPP security, resilience and standards.
• Act as design authority and approval gate for partner architecture decisions.

What you'll need:

• Expert M365 architecture and engineering (Exchange, Teams, SharePoint, Copilot, Copilot Studio, Power App/Automate, Power BI/Fabric, Defender and Purview).
• Working knowledge of enterprise identity platforms, specifically Okta, and how M365 workloads integrate with them; ability to provide architectural guidance on conditional access, authentication flows, hybrid connectivity and Zero Trust principles without directly owning the identity platform.
• Large-scale tenant migration and integration design at 100,000+ seat scale, with hands-on experience of tools such as ShareGate or Microsofts native migration tooling.
• Microsoft Graph API, PowerShell scripting (Exchange Online Management Shell, PnP PowerShell, Microsoft.Graph module) and automation at enterprise scale for M365 administration and deployment.
• Proven ability to produce and own architecture documentation, HLD (High-Level Design) and LLD (Low-Level Design), architecture decision records (ADRs) and reference architectures as the recognised design authority.
• Proven vendor governance experience, including oversight of large managed service providers and holding partners accountable to contractual SLAs and agreed design standards.
• Microsoft 365 certifications: Microsoft 365 Certified: Enterprise Administrator Expert (MS-102, or legacy MS-100/MS-101) is essential. Microsoft 365 Certified: Security Administrator Associate, Microsoft Certified: Azure Solutions Architect Expert, or Microsoft Certified: Cybersecurity Architect Expert are highly desirable.
• Architecture framework qualification such as TOGAF 9/10 or equivalent is advantageous.
• Technical leadership and design authority.
• Recognised architecture experience in the relevant domain at enterprise scale.
• Relevant architecture or platform certifications (e.g. TOGAF or vendor architect tracks).
• Degree in a relevant discipline or equivalent experience.
• Sets the target architecture,standardsand design patterns for the domain.
• Designs for security, scale, resilience and total cost of ownership.
• Influences engineering and vendor teams without direct authority.
• Balances strategic ambition with pragmatic, deliverable decisions.
• Stays current with platform direction and emerging capability.

Who you are:

You're open:We are inclusive and collaborative; we encourage the free exchange of ideas; we respect and celebrate diverse views. We are open-minded: to new ideas, new partnerships, new ways of working.

You're optimistic: We believe in the power of creativity, technology and talent to create brighter futures or our people, our clients and our communities. We approach all that we do with conviction: to try the new and to seek the unexpected.

You're extraordinary: we are stronger together: through collaboration we achieve the amazing. We are creative leaders and pioneers of our industry; we provide extraordinary every day.

What we'll give you:

Passionate, inspired people We aim to create a culture in which people can do extraordinary work.

Scale and opportunity We offer the opportunity to create, influence and complete projects at a scale that is unparalleled in the industry.

Challenging and stimulating work Unique work and the opportunity to join a group of creative problem solvers. Are you up for the challenge?

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