Microsoft Exchange On-Premises, Expert

Role Overview

Microsoft Exchange On-Premises Expert at Masterworks, based at Client Site. The role administers, operates, maintains, secures, and optimizes the organization's on-premises Microsoft Exchange environment to ensure reliable and secure enterprise email services.

Role Purpose

To administer and maintain a secure, highly available, and optimized on-premises Microsoft Exchange infrastructure supporting enterprise email operations across the organization.

Key Responsibilities

Administration and Configuration

• Administer, maintain, configure, upgrade, patch, and troubleshoot Microsoft Exchange Server On-Premises environments.
• Manage Exchange databases, mailboxes, distribution groups, resource mailboxes, quotas, retention, journaling, and archiving.
• Manage Exchange integration with Active Directory, DNS, Group Policy, and Windows Server.
• Use Exchange Management Shell and PowerShell for administration, automation, reporting, and troubleshooting.

Mail Flow and Communication

• Configure and troubleshoot mail flow, SMTP connectors, transport rules, relay services, and email domains.
• Manage Exchange certificates, TLS, and secure mail communication.
• Integrate Exchange with secure email gateways, anti-spam, anti-malware, and email security platforms.

High Availability and Disaster Recovery

• Manage Exchange DAG, high availability, backup, restore, disaster recovery, and business continuity.
• Monitor Exchange server health, databases, queues, storage, capacity, and performance.

Security and Compliance

• Manage Exchange RBAC, SPF, DKIM, and DMARC.
• Perform security hardening, vulnerability remediation, root cause analysis, and preventive actions.

Automation and Scripting

• Develop scripts for mailbox management, health checks, reporting, and operational automation.

Projects and Support

• Participate in Exchange migration, upgrade, and infrastructure refresh projects.
• Provide Level 3 support and coordinate with Microsoft support and third-party vendors.

Documentation

• Maintain architecture diagrams, SOPs, operational procedures, and technical documentation.

Qualifications & Experience

• Bachelor's degree in Computer Science, Information Technology, Computer Engineering, or a related field.
• Minimum 8–10 years of relevant infrastructure or messaging experience.
• Minimum 8–10 years of hands-on Microsoft Exchange Server administration experience.
• Strong experience with enterprise-scale and multi-site Exchange environments, including Exchange DAG across multiple data centers.
• Strong experience in Exchange migration, upgrades, backup, recovery, disaster recovery, and security hardening.
• Strong knowledge of Active Directory, DNS, Group Policy, SMTP, TLS, Windows Server, mail routing, and Outlook connectivity.
• Strong hands-on experience with Exchange Management Shell, PowerShell, Exchange RBAC, and Exchange mailbox databases.
• Experience with secure email gateways, anti-spam, anti-malware, SPF, DKIM, and DMARC.
• Experience with enterprise backup platforms and ITIL-based incident, change, and problem management.

Skills & Competencies

• Advanced troubleshooting and root cause analysis.
• Exchange architecture and administration.
• High availability and disaster recovery design and implementation.
• Security hardening and vulnerability remediation.
• PowerShell automation and scripting.
• Capacity planning and performance optimization.
• Technical documentation and knowledge management.
• Vendor coordination and stakeholder communication.