EUS Architect, Diemen

Job Details Start Date:

3 February 2026

End Date:

31 December 2026

Duration:

9 months

Hours:

36 hours per week

Deadline for applications:

Monday morning, 08:30

About the Role We are urgently seeking an experienced

EUS Architect

to support a large-scale, multi‑entity modern workplace transformation program. The role requires strong architectural leadership across Microsoft 365 tenant migration, domain/identity transformation, device modernization, and site‑level execution.

You will work closely with identity, infra, workplace, and security teams to define the target architecture and guide execution across multiple regions and business units.

Key Responsibilities

Modern Management&Device Architecture

Define and own the target‑state Modern Workplace architecture, covering:

Endpoint management frameworks

Provisioning standards

Compliance baselines

Application packaging&deployment models

Architect the multi‑entity device migration strategy, including:

Device re‑imaging and re‑provisioning

Autopilot readiness and enrollment

Conditional Access and compliance alignment

Provide architectural guidance for site‑dependent transitions (printers, scanners, badge readers, and other network‑dependent devices).

Microsoft 365 Tenant Migration Architecture

Exchange Online : mailbox moves, routing, coexistence, domain/SMTP strategy

SharePoint Online : site architecture, mapping, restructuring, migration waves

OneDrive : user mapping, redirection, data movement strategy

Teams : team/channel design, chat handling, app integrations

Define coexistence and segregation principles across multiple tenants during transition phases.

Domain&Identity Transformation

Collaborate with domain and identity architects on:

Domain consolidation models

Directory integration approaches

Identity and application readiness strategies

Provide architectural input on identity transition milestones

Ensure enforcement of segregation standards during transitional states.

Site Migration Architecture&Readiness

Translate enterprise‑level architecture into actionable site‑level blueprints:

Detailed migration runbooks

Network readiness requirements

Peripheral compatibility and transition plans

Hypercare structure and local IT support models

Support site teams through readiness assessments and technical oversight.

Cross‑Organizational Integration&Collaboration

Work with technical leads and external implementation partners to align dependencies and execution sequencing.

Lead design workshops, create HLDs and LLDs, and support solution validation.

Ensure alignment with program governance, cross‑entity access policies, and architectural standards.

Security, Compliance&Data Governance

Embed security and compliance baselines across all architectural designs (MFA, Conditional Access, DLP, device compliance).

Align with security/compliance teams on:

Data residency

Retention

Audit requirements

Regulatory constraints

Ensure all solutions comply with segregation, regulatory, and contractual requirements.

Documentation, Governance&Quality Assurance

Own architectural documentation, including HLDs, LLDs, design decisions, patterns, and migration playbooks.

Provide architectural QA during execution, ensuring adherence to standards and identifying risks and mitigation strategies.

Manage architectural dependencies and prevent architectural debt from accumulating.

Stakeholder Management&Communication

Communicate architectural decisions clearly to leadership, workplace teams, and site IT.

Prepare executive summaries and input for migration governance bodies.

Act as the architectural authority throughout all phases.

Required Qualifications Technical Expertise

Extensive experience with

Microsoft 365 tenant migrations , including multi‑tenant consolidations.

Strong knowledge of:

Endpoint management&provisioning frameworks

Azure AD / Entra ID and hybrid identity

Exchange Online migration frameworks

SharePoint&OneDrive migration tooling

Teams coexistence&migration design

Strong understanding of identity, security, conditional access, and compliance models.

Experience with site‑level transitions (network, devices, peripherals).

Project&Architecture Skills

7+ years of experience in End User Services / Modern Workplace architecture.

Strong ability to produce HLDs/LLDs and lead design workshops.

Experience working with global teams and large implementation partners.

Soft Skills

Strong communicator able to simplify complex architectural decisions.

Comfortable in fast‑paced, high‑velocity transformation programs.

Structured, proactive, and confident managing ambiguity.

Preferred

Experience in M&A transitions or large-scale organizational change.

Familiarity with domain consolidation programs.

Experience in distributed, site‑based IT environments.

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