MS Exchange L3 Engineer Job at Realign (Austin)

Job Description

Role- MS Exchange L3 Engineer

Provision, manage, and decommission user, shared, resource, and archive mailboxes
Configure mailbox permissions (Full Access, Send As, Send on Behalf)
Monitor mailbox quotas and storage
perform cleanup and recovery operations
Manage legal Hold, In-Place Hold, and retention policies for compliance
Administer and maintain Exchange environments using the Exchange Admin Center and PowerShell
Monitor service health, audit logs, and message trace for performance and availability
Manage certificates, RBAC permissions, and Exchange-related configurations
Automate routine tasks and reporting using PowerShell scripting
Design, implement, and troubleshoot mail flow using connectors and transport rules
Manage Accepted and Remote Domains, SMTP relays, and journaling configurations
Conduct message tracing, NDR analysis, and delivery troubleshooting
Optimize routing between Exchange Online and third-party systems
Configure and maintain DLP (Data Loss Prevention), anti-phishing, and anti-malware policies
Implement retention and archive policies aligned with regulatory needs
Manage Microsoft Purview compliance tools such as eDiscovery, audit logs, and sensitivity labels
Collaborate with Security teams to ensure secure mail communication and reporting

Exchange Mailbox Management
Exchange Administration & Monitoring
Mail Flow & Transport Rules
Security & Compliance
Proven experience with Exchange Online, Exchange Server (2016/2019) in enterprise environments
Proficient in PowerShell scripting for Exchange administration and automation
Strong understanding of Microsoft 365 security/compliance and Microsoft Purview tools
Experience managing mail flow, transport rules, and message hygiene
Excellent troubleshooting and documentation skills

Experience with Exchange Hybrid configurations
Familiarity with Microsoft Defender for Office 365
Understanding of Azure AD Connect and identity sync
Familiarity with RBAC, mailbox recovery, and hybrid Exchange environments is a plus