Senior Administrator - Microsoft 365 Administration

Job Summary

  Job Summary Responsible for the administration, operational stability, and continuous improvement of Microsoft 365 services. Acts as an L2/L3 technical expert for Microsoft 365 technologies, driving incident resolution, troubleshooting complex issues, mentoring support teams, and ensuring service excellence, security, and compliance.

Key Responsibilities

Key Responsibilities Administer and support Microsoft 365 services, including Exchange Online, Teams, SharePoint Online, OneDrive, and Entra ID (Azure AD). Provide technical leadership for complex incidents, perform root cause analysis, and implement corrective and preventive actions. Manage escalations from L1 teams and ensure timely resolution of service disruptions. Execute tenant administration activities, including identity management, security controls, license administration, mail flow management, and compliance support. Develop and maintain operational documentation, SOPs, KB articles, and technical runbooks. Automate repetitive administrative activities using PowerShell and Microsoft 365 management tools. Mentor analysts and support team members, conduct technical training, and improve team capability. Ensure adherence to ITIL processes, security policies, audit requirements, and operational standards.

Skill Requirements

Technical Skills Must Have Microsoft 365 Administration Exchange Online Administration Microsoft Teams Administration SharePoint Online Administration OneDrive for Business Entra ID (Azure AD) PowerShell Scripting ITIL Incident & Problem Management

Other Requirements

Good to Have Security & Compliance Center Conditional Access MFA Administration Intune / Endpoint Management Hybrid Exchange Environment Mail Flow & Messaging Protocols Experience 5 to 8 years of overall IT experience. 3+ years supporting Microsoft 365 enterprise environments. Hands-on experience with administration, troubleshooting, and operational support of Microsoft 365 technologies. Experience handling major incidents and customer escalations. Certifications (Preferred) Microsoft 365 Certified: Enterprise Administrator Expert Microsoft Certified: Messaging Administrator Associate ITIL Foundation Certification Key Performance Indicators (KPIs) SLA Compliance Incident Resolution Time Escalation Closure Rate Problem Elimination / RCA Effectiveness Service Availability Customer Satisfaction (CSAT) Automation & Continuous Improvement Contributions Knowledge Management Contributions