Senior Microsoft 365 & Enterprise Messaging Engineer

Oracle Corporation is seeking a senior Microsoft 365 Engineer to join our Enterprise Collaboration Services team. You'll own and optimize Microsoft 365, Exchange Online, Teams, SharePoint Online, OneDrive for Business, Entra ID, and Purview across Oracle's global workforce.

You will troubleshoot production issues, implement DMARC/SPF/DKIM, manage Proofpoint, and automate tasks with PowerShell, collaborating with security, networking, and infrastructure teams to maintain reliability and security.