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Microsoft 365 Tier 3 Support Engineer

Location: Remote
Compensation: Salary
Reviewed: Sat, Sep 12, 2026
This job expires in: 30 days

Job Summary

Providing white-glove Tier 3 support for FAA executives, the fully remote Microsoft 365 Tier 3 Support Engineer will troubleshoot advanced issues with Microsoft Exchange Online, Teams, and 365 applications while coordinating escalations and maintaining support documentation.

Key responsibilities
  • Deliver Tier 3 support for collaboration platforms, resolving complex issues for FAA executives and support staff
  • Coordinate escalations of support incidents to internal teams and vendors, ensuring timely resolution and communication
  • Create and maintain support documentation, including SOPs and knowledge base articles, while identifying opportunities for process improvements
Required qualifications
  • Bachelor's degree in Business Management, Computer Science, or IT Management
  • 5+ years of experience in Configuration Management, Change Management, or a related IT discipline
  • Proven experience providing Tier 3 support to executive leadership in a large enterprise environment
  • Advanced troubleshooting experience with Microsoft 365, including Exchange Online and Teams
  • Experience developing and maintaining PowerShell scripts and using Microsoft troubleshooting tools

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