Office 365 Administrator

Responsibilities

• Administer and support all core Microsoft 365 services, including Exchange Online, SharePoint Online, OneDrive, Teams, Intune, Azure AD, Microsoft Entra, and Purview.
• Implement, monitor, and refine Microsoft 365 security and compliance configurations, including Conditional Access, Data Loss Prevention (DLP) policies, sensitivity labels, and other relevant controls.
• Utilize Microsoft Purview for compliance auditing, insider risk management, data lifecycle management, and regulatory compliance initiatives.
• Automate administrative tasks using advanced PowerShell scripting, including account provisioning, mailbox management, license assignments, and reporting.
• Support hybrid identity infrastructure using Azure AD Connect, and troubleshoot identity sync issues between on-premises AD and Azure AD.
• Manage Microsoft 365 tenant-level settings, service health, change management, and feature rollout through the Microsoft 365 admin center and Message Center.
• Configure and maintain mobile device management (MDM/MAM) policies via Intune and Microsoft Endpoint Manager.
• Conduct regular security audits, threat analytics reviews using Microsoft Defender, and remediation planning in collaboration with the security team.
• Provide Tier 2/3 support to end-users and IT service desk for complex Microsoft 365-related issues, including Teams telephony or SharePoint permissions.
• Develop documentation, runbooks, and user training materials; conduct end-user training sessions to improve adoption and security awareness.
• Participate in the planning and implementation of new Office 365 services, integrations, and governance policies aligned with the enterprise IT strategy.
• Stay abreast of Microsoft roadmap changes, emerging features, and best practices for cloud collaboration and security.
  

Qualifications

• Bachelor’s degree in Computer Science, Information Technology, or related field (or equivalent experience).
• Overall 8+ years of experience as an IT admin and minimum of 3 years hands-on experience administering Office 365/Microsoft 365 environments in mid-to-large enterprises.
• Proficiency with Microsoft PowerShell for automation and administration of Office 365 services.
• Experience with hybrid Active Directory environments and Azure AD Connect.
• Familiarity with Microsoft Intune, Conditional Access, Defender for Office 365, Information Protection, and Microsoft Purview compliance portal.
• Understanding of email flow, SPF/DKIM/DMARC, and message trace analysis in Exchange Online.
• Ability to manage user lifecycle, licenses, policies, and role-based access control (RBAC) across the Microsoft 365 ecosystem.
• Excellent communication, documentation, and cross-team collaboration skills.
• Experience with change management processes and working in regulated or security-conscious environments (e.g., HIPAA, GDPR, SOX).
  

Certifications (Preferred)