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 and their support teams, the fully remote Microsoft 365 Tier 3 Support Engineer will troubleshoot and resolve advanced issues with Microsoft Exchange Online, Microsoft Teams, and Microsoft 365 applications, while maintaining collaboration platforms for over 60,000 users.
Key responsibilities
- Deliver Tier 3 support for executive collaboration tools, resolving complex issues and coordinating escalations with internal teams and vendors
- Create and maintain support documentation, including SOPs and Knowledge Base Articles, while identifying opportunities for workflow improvements through automation
- Develop and enhance scripts for operational processes and provide ongoing support for both executive and non-executive users
Required qualifications
- Bachelor's degree in Business Management, Computer Science, or IT Management
- 5+ years of experience in Configuration Management, Change Management, or a closely 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 Microsoft Teams
- Experience developing and maintaining PowerShell scripts and using Microsoft troubleshooting tools
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