Microsoft O365 Engineer

About the Role

This Microsoft O365 Engineer role is a critical position within the IT Service Operations team at StoneX Group Inc. The successful candidate will be responsible for the administration, configuration, optimization, and security of the company's Microsoft 365 environment across a global enterprise.

The role requires a skilled and motivated engineer to handle complex integrations with archive platforms and collaboration tools, manage incidents, implement automation solutions, and improve service delivery across messaging and collaboration platforms.

Key Responsibilities

• Administer and maintain Microsoft 365 tenant services, including Exchange Online, Microsoft Teams, SharePoint Online, and OneDrive.
• Monitor service health and ensure optimal performance and availability.
• Implement and manage security measures, including Conditional Access policies, Multi-Factor Authentication (MFA), Data Loss Prevention (DLP), and compliance policies using Microsoft Purview.
• Provide L3 technical support for M365-related incidents and service requests.
• Plan and execute migrations from legacy systems to Microsoft 365 (e.g., tenant-to-tenant migrations).
• Support integration of M365 services with third-party enterprise platforms.

Skills & Qualifications

• Experience supporting Microsoft 365 in an enterprise environment.
• Strong troubleshooting across Exchange Online and Teams.
• Hands-on PowerShell scripting / automation experience.
• Experience with Copilot, Power Automate, and Microsoft Graph API.
• Solid understanding of mail flow (SMTP, connectors) and identity.
• Experience managing incidents, service requests, and escalations.
• Experience managing M&A migration projects for Microsoft O365.
• Ability to prioritize workload in a fast-paced support environment.

What You'll Learn

In this role, you will gain hands-on experience with Microsoft 365 services, including Exchange Online, Microsoft Teams, SharePoint Online, and OneDrive. You will also develop skills in troubleshooting, PowerShell scripting, and automation, as well as experience with security measures and compliance policies.

As a Microsoft O365 Engineer, you will have the opportunity to work on complex integrations, manage incidents, and implement automation solutions, which will help you grow professionally and develop a strong understanding of the Microsoft 365 ecosystem.

Resume Tip

When applying for this role, make sure to highlight your experience with Microsoft 365 services, including Exchange Online, Microsoft Teams, and SharePoint Online. Also, be specific about your PowerShell scripting and automation experience, as well as any experience you have with security measures and compliance policies.

Additionally, mention any relevant certifications you hold, such as Microsoft 365 Administrator Expert (MS-102) or Associate certifications in Teams, Endpoint, Identity, or Security. This will demonstrate your commitment to professional development and your ability to adapt to new technologies and tools.