Microsoft Exchange Administrator New
CPL Dublin
Role Overview
We are seeking an experienced Microsoft Exchange Administrator with a minimum of 4 years’ experience supporting enterprise messaging environments. This role is responsible for the administration, maintenance, and operational support of Microsoft Exchange across both on-premise and hybrid/Exchange Online environments.The successful candidate will ensure the reliability, performance, and security of email services while supporting ongoing migration and optimisation initiatives.
Key Responsibilities
Exchange Server Administration- Manage daily operations of hybrid Microsoft Exchange environments (on-premise and Exchange Online)
- Administer mailbox databases, Database Availability Groups (DAGs), mailboxes, distribution groups, and public folders
- Configure, maintain, and optimise Exchange Server components
- Support and administer Exchange Online features including policies, connectors, and Exchange Online Protection
- Support Exchange archiving solutions (Microsoft or third-party)
- Troubleshoot and resolve mail flow issues including transport, routing, and queue management
- Manage spam filtering, transport rules, and messaging hygiene policies
- Perform routine system maintenance, patching, certificate management, and system updates
- Support archiving, backup, and recovery processes related to Exchange environments
- Support infrastructure upgrades and Exchange Online migration projects
- Participate in mailbox migration and messaging optimisation initiatives
- Collaborate with internal teams and third-party vendors to resolve messaging and infrastructure issues
- Minimum of 4 years’ experience supporting Microsoft Exchange on-premise environments
- Experience supporting hybrid Exchange and Exchange Online environments
- Strong troubleshooting and problem-solving skills
- Strong communication and collaboration skills
- Experience with Exchange Online Protection and messaging security solutions
- Experience supporting Exchange archiving, backup, and recovery solutions
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