Infrastructure Engineer

• Support the design, administration, security, governance, and operations of Microsoft 365 services, primarily Exchange Online and Microsoft Entra ID.
• Administer Microsoft 365 services including Exchange Online, Teams, SharePoint Online, OneDrive, Entra ID, Intune, Viva, Dynamics 365, Power BI, Power Automate, and Power Platform.
• Manage mailboxes, mail flow, transport rules, connectors, groups, message tracing, SMTP relay, and hybrid deployments.
• Lead or support Exchange Hybrid, mailbox migration, tenant-to-tenant migration, and technology refresh initiatives.
• Manage service health monitoring, tenant administration, licensing, user lifecycle management, and operational support.
• Administer identity lifecycle management, hybrid identity, Entra Connect, SSO, MFA, Conditional Access, PIM, and identity governance.
• Implement identity security controls, password protection, privileged access controls, and phishing-resistant authentication.
• Maintain Defender for Office 365, Purview, information protection, retention, eDiscovery, audit logging, anti-phishing, DLP, SPF, DKIM, DMARC, Safe Links, Safe Attachments, EOP, and security monitoring.
• Support audits, security assessments, investigations, access reviews, and compliance reporting.
• Develop PowerShell and Microsoft Graph automation for provisioning, reporting, configuration management, and operational support.
• Prepare technical documentation, architecture diagrams, operational procedures, and knowledge articles.
• Support Teams, SharePoint Online, OneDrive, Intune-managed endpoints, device compliance, endpoint security, MDM/MAM, Autopilot, and modern workplace initiatives.
• Monitor service health, audit logs, capacity trends, messaging performance, and operational KPIs.
• Troubleshoot complex cloud infrastructure, messaging, identity, networking, and collaboration issues.
• Manage incidents, problem management, change implementation, root cause analysis, service continuity, and business continuity activities.
• Work with vendors and service providers to achieve service levels, operational support, and project deliverables.

Explore Cloud Infrastructure Engineer – Exchange Online, Microsoft 365 at Assurity Trusted Solutions Pte Ltd. Review requirements and application details.