Senior Exchange On-Prem Engineer - HA & Security

Master Works; Riyadh; On-site; SAR 260,000 - 420,000; Full time

Job summary

Master Works in Saudi Arabia is seeking a Microsoft Exchange On-Premises Expert to administer, operate, maintain, secure, and optimize the organization’s on-premises Exchange environment, ensuring reliable enterprise email services.

The role requires 8–10 years of hands-on Exchange Server experience, strong AD, DNS, and Windows Server skills, and proven ability to manage DAGs, backups, migrations, and security hardening.

Qualifications

• 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.

Responsibilities

• 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.
• Configure and troubleshoot mail flow, SMTP connectors, transport rules, relay services, and email domains.
• Manage Exchange DAG, high availability, backup, restore, disaster recovery, and business continuity.
• Monitor Exchange server health, databases, queues, storage, capacity, and performance.
• Manage Exchange integration with Active Directory, DNS, Group Policy, and Windows Server.
• Manage Exchange certificates, TLS, secure mail communication, RBAC, SPF, DKIM, and DMARC.
• Integrate Exchange with secure email gateways, anti-spam, anti-malware, and email security platforms.
• Perform security hardening, vulnerability remediation, root cause analysis, and preventive actions.
• Use Exchange Management Shell and PowerShell for administration, automation, reporting, and troubleshooting.
• Develop scripts for mailbox management, health checks, reporting, and operational automation.
• Participate in Exchange migration, upgrade, and infrastructure refresh projects.
• Provide Level 3 support and coordinate with Microsoft support and third-party vendors.
• Maintain architecture diagrams, SOPs, operational procedures, and technical documentation.

Skills

Exchange Server administration

PowerShell automation

Migration & upgrades

Security hardening

Incident/problem management

Education

Bachelor's degree in Computer Science/Information Technology/Engineering

Tools

Active Directory

DNS

Windows Server

Job description

Master Works in Saudi Arabia is seeking a Microsoft Exchange On-Premises Expert to administer, operate, maintain, secure, and optimize the organization’s on-premises Exchange environment, ensuring reliable enterprise email services.

The role requires 8–10 years of hands-on Exchange Server experience, strong AD, DNS, and Windows Server skills, and proven ability to manage DAGs, backups, migrations, and security hardening.