M365 Transition Engineer

M365 Transition Engineer Milton Keynes - Hybrid £450 a day Inside IR35 Requires Active DV Clearance The Opportunity We are seeking an experienced M365 Transition Engineer to support a high-profile Defence programme, working within a busy operational support environment. This role is centred around service stabilisation, knowledge transfer, mentoring, and capability uplift , helping to strengthen 2nd Line support functions while improving Microsoft 365 service performance across a complex and secure estate.

You will be embedded within the 2nd Line team, providing technical leadership and hands-on support for Microsoft 365 services, reducing escalation volumes and enhancing the team's ability to resolve incidents effectively and efficiently. This is an excellent opportunity for an experienced M365 professional who enjoys combining technical expertise with mentoring and service improvement activities.

Key Responsibilities Provide specialist support for complex Microsoft 365 incidents, requests, and operational issues. Increase 2nd Line support throughput and technical capability. Improve incident triage, diagnosis, and resolution processes. Reduce service backlog and improve overall time-to-resolution metrics. Improve first-time and 2nd Line resolution rates across Microsoft 365 technologies. Minimise avoidable escalations to 3rd Line support teams through enhanced troubleshooting and escalation quality.

Support major incident management and service stabilisation activities. Create and maintain operational documentation, including:
Run books Standard Operating Procedures (SOPs) Troubleshooting guides Knowledge articles Deliver structured knowledge transfer through:
Team mentoring Technical coaching Pairing sessions Support clinics Drive continuous service improvement initiatives across the Microsoft 365 support function. Experience Required We are interested in candidates with strong operational experience across Microsoft 365 environments, including:
Microsoft 365 administration and support Exchange Online Microsoft Teams SharePoint Online One Drive Azure Active Directory / Entra  Intune Identity and access management Incident, problem, and service management processes Documentation development and operational knowledge management To learn more, please do reach out to Jess Walrond at Sanderson Government and Defence Reasonable Adjustments:
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