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Messaging & Collaboration L3 Engineer

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Location: Remote
Compensation: Salary
Reviewed: Tue, Oct 27, 2026
This job expires in: 30 days

Job Summary

Providing advanced technical support and administration, the hybrid Messaging & Collaboration L3 Engineer will act as the highest escalation point for messaging operations, managing email security, troubleshooting complex issues, and supporting mailbox migrations and compliance activities.

Key responsibilities
  • Act as the L3 escalation point for Messaging & Collaboration incidents
  • Administer Exchange Online, Exchange On-Prem, and email security platforms like Proofpoint and Clearswift
  • Support mailbox migrations, tenant transitions, and manage email security operations
Required qualifications
  • 5-8+ years of experience supporting enterprise Messaging environments
  • Strong expertise in Exchange Online and Hybrid Exchange
  • Experience with email security platforms such as Proofpoint and Clearswift
  • Proficiency in BitTitan MigrationWiz and Microsoft 365 Administration
  • Familiarity with PowerShell and ServiceNow

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