Key Skills: 3rd Line Support, Microsoft 365, messaging, SharePoint We are looking for 3rd Line Support Microsoft 365 Engineer at Manchester, UK Job Description We are seeking an experienced 3rd Line Support Microsoft 365 Engineer with strong expertise across the Microsoft 365 ecosystem and a specialization in Messaging and Collaboration Services. The successful candidate will act as a senior technical escalation point for complex incidents, problems, and service requests, providing expert-level support for Microsoft Exchange Online, mail flow, security, compliance, and hybrid messaging environments. ESSENTIAL SKILL: Experience supporting complex messaging environments involving Exchange mail flow, Proofpoint, Clearswift, Egress, or PGP. Your skills and experience Provide expert 3rd line support for enterprise messaging platforms Manage and troubleshoot complex email security, encryption, and compliance solutions. Investigate and resolve issues relating to: Email delivery and routing Secure email encryption Message hygiene and filtering Anti-spam and anti-phishing policies Data Loss Prevention (DLP) False positives and quarantine management Secure mail exchange with external partners Configure and support third-party messaging security gateways and email protection platforms. Work with Security Operations teams to investigate phishing campaigns, email spoofing attempts, malware incidents, and email-based threats. Support regulatory and compliance requirements through secure email and information protection technologies. Microsoft 365 Expertise
3Rd Line Support Microsoft 365 Engineer [3Rd Line Support, Microsoft 365,Messaging, Sharepoint] employer: GIOS Technology Limited
As a leading employer in the tech sector, we offer a dynamic work environment that fosters innovation and collaboration. Our hybrid model across major UK cities allows for flexibility while providing access to cutting-edge projects in observability and data engineering. We prioritise employee growth through continuous learning opportunities and a culture that values diverse expertise, making us an ideal choice for professionals seeking meaningful and impactful careers.
