Role Overview
The Office 365 (M365) Level 3 Support Engineer will provide advanced technical support, administration, and troubleshooting across Microsoft 365 services. The role involves handling complex escalations, driving root cause analysis, managing tenant configurations, and ensuring high availability and compliance across Exchange Online, SharePoint, Teams, and related workloads.
This position requires hands-on expertise with Microsoft Entra ID (Azure AD), hybrid identity, and security controls, along with a strong ability to document, automate, and optimize M365 operations in a managed services environment.
Key Responsibilities
- Manage, administer, and support Microsoft 365 core services – Exchange Online, SharePoint Online, Teams, and OneDrive for Business.
- Perform advanced troubleshooting and root cause analysis for issues across M365 workloads, including hybrid environments.
- Configure and manage Microsoft Entra ID (Azure AD), including Conditional Access, MFA policies, and hybrid identity integrations.
- Oversee license management, service health monitoring, and incident escalations in multi-tenant environments.
- Collaborate with cross-functional teams (Security, Cloud Ops, Endpoints) for incident resolution and service improvements.
- Create and maintain SOPs, KB articles, and technical documentation to ensure consistent service delivery.
- Provide technical guidance and mentorship to L1 / L2 engineers on complex O365 issues.
- Engage with Microsoft Support for escalation and resolution of critical incidents.
Core Technical Expertise Required
Proven hands-on experience in managing Exchange Online, Teams, SharePoint Online, and OneDrive environments.Strong understanding of Entra ID (Azure AD), Conditional Access, and hybrid identity synchronization.Advanced troubleshooting in areas such as email flow, certificates, synchronization, and tenant administration.Experience with multi-tenant management tools (e.g., Microsoft Lighthouse, NinjaOne, or equivalent MSP platforms).Knowledge of PowerShell scripting for automation and bulk administration.Familiarity with Microsoft 365 security, compliance, and governance policies.Ability to translate technical concepts into clear, actionable recommendations for business and IT stakeholders.Certifications (Preferred)
Microsoft 365 Certified : Enterprise Administrator Expert (mandatory or in-progress)Microsoft Certified : Azure Administrator Associate (AZ-104)Microsoft Security, Compliance, and Identity Fundamentals (SC-900)Good to Have (Market-Relevant Skills)
Exposure to Microsoft Purview, Defender XDR, and Microsoft Sentinel for compliance and threat protection.Strong SharePoint administration and Teams governance knowledge.Hands-on understanding of Azure services and portal management.On-premises AD and Exchange troubleshooting experience (hybrid flow understanding).Experience with ServiceNow for ITSM ticketing and workflow management.Awareness of ITIL processes, change management, and service delivery practices.Soft Skills
Strong analytical, documentation, and problem-solving abilities.Excellent communication and customer-handling skills across global teams.Ability to work independently and handle critical issues under pressure.Interested candidates with short notice or immediate joiners share your resume @ geetha.jeyabalan@cbts.com
Thanks,
Geetha
Senior Technical Recruiter