Senior 3rd Line Engineer - MSP, M365 & Azure Security

McGregor Boyall is seeking a 3rd Line Support Engineer for a managed services MSP. You will act as a senior technical authority, handling escalations across Microsoft 365, Azure, AVD, and security, and own proactive health checks and audits.

You'll mentor 1st/2nd line engineers, lead root-cause analyses, and contribute to service improvement initiatives, while engaging with customers remotely or on-site to translate complex technical issues into clear actions.