Active Directory & Exchange Administrator

Saudi Business Machines Limited; Al Khobar; On-site; SAR 190,000 - 227,000; Full time

Job summary

Saudi Business Machines Limited is seeking a Senior Active Directory & Exchange Administrator to manage day-to-day AD and Exchange operations in a large-scale enterprise environment. The role requires extensive Windows Server experience, PKI expertise, and strong PowerShell use for automation.

Responsibilities include maintaining AD/Exchange infrastructure, DNS, ADFS, and migration activities while ensuring security and compliance with Microsoft best practices.

Qualifications

• Bachelor’s degree in Information Technology, Computer Science, or related field
• 10+ years of hands-on experience in Microsoft Active Directory and Exchange administration
• Experience in large-scale enterprise environments (5+ years)

Responsibilities

• Perform day-to-day administration of Windows Active Directory, including object maintenance and security
• Troubleshoot and resolve complex issues across Active Directory, Exchange infrastructure, PKI, and Federation Services
• Administer and maintain Windows Server (2012–2025), Domain Controllers, and authentication systems
• Monitor health, backup, and restoration procedures for Active Directory
• Document system components, changes, and ensure compliance
• Manage ADFS infrastructure and Windows Domain services (DNS)
• Configure and maintain PKI environments
• Administer Exchange Server on-prem and Microsoft 365, including mail flow, SMTP, monitoring, reporting, and migration activities
• Troubleshoot Exchange databases, antivirus applications, and messaging filters
• Execute migrations to newer versions of Windows Server and Exchange
• Utilize PowerShell and GUI tools for Exchange administration
• Ensure Exchange design and processes align with Microsoft best practices
• Manage change, release, performance, and availability for Exchange environments
• Apply regular security updates and patches to Windows and Exchange servers
• Support various access methods (POP, IMAP, OWA, MAPI, Outlook Anywhere) and mobile device management (ActiveSync)
• Monitor mailbox quotas, resolve stuck emails, and maintain SLA compliance
• Participate in scheduled patching and system maintenance activities

Skills

Active Directory

Exchange

Azure AD

DNS

Windows Server

Office 365

Exchange Online

PKI

IIS

PowerShell

ADCS

DigiCert

Security

Education

Bachelor’s degree in IT/CS

Tools

DigiCert

Microsoft CA

ADFS

Job description

Active Directory & Exchange Administrator

Position Title:
Senior Active Directory & Exchange Administrator

Education:
Bachelor’s Degree in Information Technology, Computer Science, or related field

Experience:
10+ years of hands-on experience in Microsoft Active Directory and Exchange administration
Experience working inlarge-scale enterpriseenvironments(5+ years)

Monthly Salary Package:
18,700.00 SAR

Qualifications & Skills:

• Strong proficiency in Microsoft technologies, security best practices, and API integrations & Azure AD (Microsoft Entra ID)
• Expertise in DNS, Windows Server (2012–2025), Active Directory Domains, Azure, Office 365, and Exchange Online
• ADCS/PKI administration (Microsoft CA and DigiCert)
• Solid understanding of IIS and core Internet protocols (TCP/UDP, HTTP, SMTP, FTP)
• Basic knowledge of SQL Server
• Experience with Identity and Access Management (IAM) and Privileged Access Management (PAM)
• Certifications :
  • Microsoft 365 Certified
  • Microsoft Azure Administrator, Solutions Architect
  • Microsoft 365 Certified: Exchange Online Support Engineer Specialty
  • Microsoft Identity and Access Administrator
  • Administer Active Directory Domain Services
  • Windows Server Hybrid Administrator

Responsibilities:

• Perform day-to-day administration of Windows Active Directory, including object maintenance and security
• Troubleshoot and resolve complex issues across Active Directory, Exchange infrastructure, PKI, and Federation Services
• Administer and maintain Windows Server (2012–2025), Domain Controllers, and authentication systems
• Monitor health, backup, and restoration procedures for Active Directory
• Document system components, changes, and ensure compliance
• Manage ADFS infrastructure and Windows Domain services (DNS)
• Configure and maintain PKI environments
• Administer Exchange Server on-prem and Microsoft 365, including mail flow, SMTP, monitoring, reporting, and migration activities
• Troubleshoot Exchange databases, antivirus applications, and messaging filters
• Execute migrations to newer versions of Windows Server and Exchange
• Utilize PowerShell and GUI tools for Exchange administration
• Ensure Exchange design and processes align with Microsoft best practices
• Manage change, release, performance, and availability for Exchange environments
• Apply regular security updates and patches to Windows and Exchange servers
• Support various access methods (POP, IMAP, OWA, MAPI, Outlook Anywhere) and mobile device management (ActiveSync)
• Monitor mailbox quotas, resolve stuck emails, and maintain SLA compliance
• Participate in scheduled patching and system maintenance activities