Microsoft 365 Migration Engineer

RMT Accountants & Business Advisors Ltd; Newcastle upon Tyne; On-site; GBP 45,000 - 65,000; Full time

Job summary

Sumer Group is seeking an experienced Microsoft 365 Engineer to join our growing Technical Services team in Newcastle upon Tyne. You will lead delivery of Microsoft 365 migrations, manage Entra ID and security controls, and work with stakeholders across client projects to ensure smooth cloud transformations.

The role combines consultancy with hands-on implementation, offering opportunities to work on Exchange Online, SharePoint Online, OneDrive, Teams and related services within modern cloud

Qualifications

• Minimum three years' experience administering Microsoft 365 environments.
• Experience delivering Microsoft 365 migration projects.
• Microsoft 365 Administrator experience equivalent to MS-102 level.
• Full UK Driving Licence.

Responsibilities

• Lead and execute Microsoft 365 migration projects.
• Perform tenant discovery, assessment and readiness activities.
• Support tenant consolidations arising from mergers, acquisitions and organisational restructuring.
• Validate migrated data and user access following project completion.
• Produce migration reports and project documentation.
• Configure and support Microsoft Entra ID environments.
• Support implementation of Multi-Factor Authentication and Conditional Access policies.
• Review and maintain Microsoft 365 security and compliance controls.
• Assist with retention, eDiscovery and governance requirements where applicable.
• Administer Microsoft 365 and Azure environments.
• Troubleshoot mail flow, authentication and migration-related issues.
• Support DNS changes including MX, SPF, DKIM and DMARC records during migration projects.
• Work with third-party migration platforms and tools.
• Participate in project scoping workshops and technical discovery sessions.
• Provide technical consultancy and recommendations to clients.
• Communicate project status, risks and remediation plans to stakeholders.
• Produce clear technical documentation and handover materials.
• Deliver a professional and customer-focused service at all times.
• Maintain technical knowledge of Microsoft cloud technologies and industry best practices.
• Assist in the development of internal standards, templates and documentation.

Skills

M365 Admin

Exchange Online

SharePoint Online

Teams

OneDrive for Business

Azure AD

DNS Admin

Security & Compliance

Windows Server & AD

Troubleshooting

Customer Consulting

Tools

Migration Tools

Intune

Azure Administration

Purview

Migration Manager

Job description

Sumer Group is seeking an experienced Microsoft 365 Engineer to join our growing Technical Services team in Newcastle upon Tyne. You will lead delivery of Microsoft 365 migrations, manage Entra ID and security controls, and work with stakeholders across client projects to ensure smooth cloud transformations.

The role combines consultancy with hands-on implementation, offering opportunities to work on Exchange Online, SharePoint Online, OneDrive, Teams and related services within modern cloud