M365 Admin

Role :
M365 Admin

Location :
North Quincy, MA
Chicago, IL (Onsite)

FTE only

Job Description :

• 10+ years of M365 Administration and Secuirty
• Understanding of M365 security architecture and compliance frameworks.
• Administer Exchange Online, Teams, SharePoint, One Drive, and M365 tenant settings.
• Manage Entra  (Azure AD) identities, MFA, Conditional Access, and role-based access.
• Configure and support Defender for Office 365, Purview DLP, MCAS, and M365 security features.
• Implement Zero Trust security controls and maintain secure score posture.
• Handle M365 compliance: retention, sensitivity labels, data governance.
• Automate admin tasks via Power Shell and generate platform/security reports.
• Provide L3 support, troubleshoot issues, and collaborate with security teams.

1. Microsoft 365 Administration

• Manage and administer Exchange Online, SharePoint Online, One Drive, Teams, and Power Platform.

• Configure and support M365 groups, licenses, roles, and service settings.

• Monitor service health, troubleshoot issues, and perform tenant maintenance.

• Manage user and device lifecycle within Entra  (Azure AD).

2. M365 Security & Compliance

Configure and maintain:

• Defender for Office 365

• Defender for Identity

• Defender for Endpoint (optional depending on Intune scope)

• Microsoft Purview (DLP, sensitivity labels, retention policies)

• Cloud App Security / Defender for Cloud Apps (MCAS)

• Conditional Access Policies

• Implement Zero Trust principles across identity, data, and device access.

• Conduct security monitoring, threat investigation, and remediation.

• Maintain compliance posture and M365 Secure Score improvements.

3. Identity & Access Management (Entra )

• Manage identity configuration, authentication policies, and MFA.

• Administer Conditional Access, Privileged Identity Management (PIM), and role-based access controls.

• Support hybrid identity (Entra Connect / Cloud Sync).

4. Intune / Endpoint Management (optional based on org scope)

• Configure MDM/MAM policies.

• Deploy and manage apps, compliance policies, security baselines.

• Ensure secure device posture across Windows/macOS/iOS/Android.

5. Governance & Compliance

• Implement M365 governance policies around:

• SharePoint/Teams provisioning & lifecycle

• External access & guest access management

• Data retention, archival, and legal hold

• Ensure alignment with corporate and regulatory compliance requirements.

6. Automation & Reporting

• Use Power Shell, Graph API, or Power Automate for automation and bulk administration.

• Generate reports on security posture, user activity, license usage, and compliance.

7. Collaboration & Support

• Act as SME for M365 platform and security-related topics.

• Collaborate with cybersecurity, infrastructure, and compliance teams.

• Provide L3 support for M365 and security escalations.

• Educate end-users and business units on best practices.