Server & Network Administrator – Office 365 & LDAP

Caliberly; Dubai; On-site; AED 180,000 - 320,000; Full time

Job summary

Caliberly is seeking a Server & System / Network Administrator in Dubai to manage and optimize our server infrastructure, including Office 365, Exchange and AD services. The role requires scripting for automation and strong LDAP expertise to maintain identity management and security controls.

You will oversee server provisioning, capacity planning, backups, and high-availability strategies while coordinating with IT support teams on maintenance, patches, and incident resolution.

Qualifications

• Proven experience of at least 5 years in server administration or similar roles.
• Expertise in Office 365, MS Exchange, Active Directory, and LDAP management.
• Familiarity with identity management, backup systems, and server hardware procurement.
• Ability to troubleshoot, maintain, and upgrade server infrastructure.

Responsibilities

• Administer and support Office 365 environment, including MS Exchange and Active Directory related functions.
• Develop scripts to automate and secure common administrative tasks.
• Administer LDAP servers, develop custom LDAP filters and queries.
• Procure server equipment and manage subcontractors for installation.
• Implement server-level policies and ensure compliance with standards.
• Maintain server OS, file servers, and email servers.
• Develop identity management solutions and ensure high availability.
• Design, implement and support servers across the organization.
• Monitor uptime and ensure high availability through proactive measures.
• Collaborate with support teams to resolve issues and schedule maintenance.
• Identify risks in specifications or strategies affecting performance.
• Participate in design reviews, estimates, scheduling, test plans, and code reviews.
• Maintain backup and storage infrastructure and implement enhancements.
• Conduct capacity planning and performance analysis for backup/storage.
• Follow and improve operational procedures.
• Perform other duties as assigned by Department Head.

Job description

Caliberly is seeking a Server & System / Network Administrator in Dubai to manage and optimize our server infrastructure, including Office 365, Exchange and AD services. The role requires scripting for automation and strong LDAP expertise to maintain identity management and security controls.

You will oversee server provisioning, capacity planning, backups, and high-availability strategies while coordinating with IT support teams on maintenance, patches, and incident resolution.