Senior System & Application Administrator

About the role

The Senior Associate – System & Application Admin is responsible for administering, maintaining, and supporting Al Etihad Payments' core system and application infrastructure. You will manage Microsoft 365 E5 components, Azure Cloud resources, and the Proxmox Hypervisor environment to ensure optimal performance, availability, and security.

Key responsibilities

• Administer the full Microsoft 365 E5 suite, including Exchange Online, SharePoint Online, Teams, Intune, Defender solutions, and Azure AD.
• Manage Azure Cloud services such as virtual machines, virtual networks, storage accounts, monitoring, and backup.
• Install, configure, and troubleshoot Proxmox Hypervisor instances and associated virtual machines.
• Perform user account management, access control, and group policy administration across M365 and Azure AD.
• Monitor system health, apply patches, and conduct routine performance checks.
• Implement backup and disaster‑recovery strategies for critical systems and data.
• Diagnose and resolve system and application issues, providing technical support to end‑users.
• Maintain comprehensive documentation of configurations, procedures, and troubleshooting guides.
• Collaborate with other IT teams to ensure seamless integration of systems and applications.
• Participate in security audits and remediate identified vulnerabilities.

Required profile

• Bachelor's degree in Computer Science, Information Technology, or a related field.
• Relevant Microsoft certifications (e.g., Microsoft 365 Certified: Enterprise Administrator, Azure Administrator).

Required skills

• Microsoft 365 E5 (Exchange Online, SharePoint Online, Teams, Intune, Defender for Endpoint/Identity/Cloud Apps).
• Azure Active Directory and Azure cloud services (VMs, VNETs, storage, Monitor, Backup).
• Proxmox Hypervisor installation, configuration, and VM management.
• User account and access control management.
• Group Policy administration.
• System performance monitoring and patch management.
• Backup and disaster‑recovery planning.
• Security audit participation and vulnerability remediation.