Senior EUC Engineers - Exchange

Senior EUC Engineer -Exchange Design

Role: Senior EUC Engineer - Exchange
Contract Length: 3-6 Months
Location: Fully Remote with Occasional Travel
Start Date: ASAP
Rate: £500 to £540 per day
Travel: Occasional travel required for design workshops and key delivery phases

Overview

We're looking for a Senior EUC Engineer with strong Microsoft Exchange design experience to support ongoing messaging platform improvements within a complex enterprise environment.

This role is primarily design-focused, covering Exchange architecture, hybrid environments, and migration planning. You'll work closely with infrastructure and cloud teams to design scalable, secure messaging solutions across on-prem and cloud platforms.

Key Responsibilities

• Design and implement Microsoft Exchange architecture across hybrid and cloud environments
• Lead the design and planning of Exchange migrations and upgrades
• Produce High-Level and Low-Level Design documentation (HLD/LLD)
• Design mail flow architecture, including routing and connectors
• Define high availability and disaster recovery strategies
• Design and support Exchange Hybrid deployments
• Provide technical leadership during implementation phases
• Troubleshoot complex messaging and platform-level issues
• Work with infrastructure and security teams to align designs with enterprise standards

Required Experience

• Strong experience designing Microsoft Exchange environments
• Proven experience with Exchange Hybrid architecture
• Experience delivering Exchange migrations (on-prem to cloud or hybrid)
• Strong knowledge of:
  • Mail flow design
  • Hybrid Exchange
  • High availability and DR
• Experience producing HLD and LLD documentation

Technical Environment

• Microsoft Exchange Online
• On-Prem Exchange (2016/2019)
• Microsoft 365
• Microsoft Entra ID / Active Directory
• PowerShell scripting
• SMTP and mail flow design

Desirable Experience

• Large-scale Exchange Online migrations
• Tenant-to-tenant migrations
• Email security and compliance solutions
• Experience within regulated environments

Deliverables

• Exchange architecture designs
• Hybrid and migration design documentation
• Mail flow and security models