Seeking a highly skilled Tier 3 Microsoft 365 Administrator to provide advanced technical support, administration, and engineering for our Microsoft 365 environment. This role serves as the escalation point for complex issues, leads platform optimization efforts, and partners closely with security, identity, and infrastructure teams to ensure a secure, scalable, and reliable M365 ecosystem.
- Must be local to Brentwood, TN or Denver, CO
- May require participation in on-call rotation for critical incidents
Microsoft 365 Administration & Engineering
- Administer and optimize Microsoft 365 services, with deep hands-on ownership of:
- SharePoint Admin Center (Online sites, permissions, governance, storage, sharing)
- Exchange Admin Center (Online mailboxes, transport rules, retention, hybrid configurations)
- Teams Admin Center (Policies, voice, meetings, apps, and integrations)
- Design, implement, and maintain M365 configurations aligned with organizational standards and best practices
- Manage tenant-wide settings, service health, licensing, and capacity planning
Tier 3 Support & Escalation
- Act as the highest-level escalation point for complex M365 incidents and service degradation
- Perform root cause analysis (RCA) and implement long-term corrective actions
- Engage Microsoft Premier/Unified Support as needed and manage cases to resolution
Security, Compliance & Governance
- Partner with security teams to implement and maintain:
- Conditional Access policies
- Data Loss Prevention (DLP)
- Retention and eDiscovery policies
- Ensure compliance with organizational and regulatory requirements
- Support audits and security reviews related to M365 services
Automation & Optimization
- Develop and maintain automation using PowerShell, Microsoft Graph, and M365 APIs
- Improve operational efficiency through scripting, standardization, and self-service tooling
- Evaluate and deploy new M365 features and capabilities
Collaboration & Leadership
- Mentor Tier 1 and Tier 2 support staff
- Create and maintain technical documentation, runbooks, and standards
- Provide architectural input for M365-related projects and migrations