Senior MS 365 Messaging Engineer: Exchange Online & Hybrid

DWP Digital; United States; Hybrid; USD 58,000 - 97,000; Full time

Benefits offered by this job

Hybrid working

Flexible hours

Great work life balance

Civil service pension 28.97%

Job summary

DWP Digital is seeking a Senior Infrastructure Engineer to own Microsoft messaging platforms at scale, including Exchange Online, Hybrid and on‑premises environments. You’ll design, support and automate using PowerShell and APIs, while mentoring others and championing best practices in enterprise messaging.

You’ll collaborate with technical and business teams to deliver secure, resilient solutions and help modernise Microsoft 365 services such as Purview, Teams, SharePoint and OneDrive.

Qualifications

• Significant experience in enterprise messaging with a focus on Microsoft Exchange and Microsoft 365.
• Microsoft Certified: Exchange Online or Microsoft 365 Expert certifications with substantial experience managing Exchange environments (On-Premises, Online and Hybrid).
• Proven ability to manage mail flow, transport rules, connectors, and security configurations along with PowerShell scripting and automation.
• Strong understanding of Active Directory, Azure AD, and API integrations (Microsoft Graph, EWS, REST).
• Demonstrated ability to lead in complex technical initiatives and cross-functional teams with stakeholder engagement and clear business impact.
• Experience with other Microsoft 365 services (Purview, Teams, SharePoint, OneDrive).

Responsibilities

• Lead design and support of Exchange Online, Hybrid and on-premises environments.
• Drive automation through PowerShell and APIs.
• Mentor others and champion best practice in enterprise messaging.
• Collaborate with technical and business teams to deliver secure, resilient solutions and translate technical concepts into business outcomes.

Skills

Exchange Online

Microsoft 365

Mail flow & rules

PowerShell scripting

Active Directory

Azure AD

API integrations

Cross-functional leadership

Documentation

Microsoft Graph / EWS / REST

Tools

Microsoft Graph API

REST APIs

EWS

Job description

DWP Digital is seeking a Senior Infrastructure Engineer to own Microsoft messaging platforms at scale, including Exchange Online, Hybrid and on‑premises environments. You’ll design, support and automate using PowerShell and APIs, while mentoring others and championing best practices in enterprise messaging.

You’ll collaborate with technical and business teams to deliver secure, resilient solutions and help modernise Microsoft 365 services such as Purview, Teams, SharePoint and OneDrive.