Key Responsibilities

Managed and maintained enterprise network infrastructure, including LAN, WAN, SD-WAN, MPLS, VLANs, and firewall environments across multiple locations.
Administered Microsoft Azure cloud services, including Virtual Machines, Microsoft Entra ID, Conditional Access policies, Azure Backup, Azure Bastion, Log Analytics, and overall cloud security.
Managed Veeam Backup & Replication solutions for on-premises servers, ensuring data protection, disaster recovery, and business continuity.
Administered private cloud infrastructure, including Windows Server, Linux Server, and virtualization platforms (Hypervisors).
Configured and maintained FortiGate and FortiWeb solutions for network security, web application protection, VPNs, traffic management, and threat prevention.
Managed Sophos Firewall features, including SD-WAN, Load Balancing, Web Protection, VPNs, and advanced security policies.
Maintained Cisco core switching infrastructure, VLAN configurations, routing, and enterprise network connectivity.
Administered Active Directory across 20+ sites supporting over 300 users and devices, including user management, Group Policy administration, access control, and software deployment.
Managed Google Workspace administration, including user provisioning, email services, security policies, and compliance with industry best practices.
Implemented email security controls, including spam filtering, phishing protection, and secure email policies.
Conducted cybersecurity awareness training and phishing simulation campaigns to improve organizational security posture.
Ensured IT infrastructure compliance with Saudi Aramco Cybersecurity Compliance Certificate (CCC) requirements.
Managed DNS services to ensure reliable name resolution and optimal network performance.
Administered on-premises Microsoft SQL Server databases, including backup strategies, performance monitoring, and security management.
Managed Avaya PBX systems to ensure reliable internal and external voice communications across multiple branches.
Deployed, configured, and maintained Ubiquiti wireless access points across multiple retail locations, ensuring secure and reliable Wi-Fi connectivity.
Managed surveillance (CCTV) systems across retail branches, ensuring continuous monitoring and system availability.
Coordinated internet connectivity installations with service providers and resolved connectivity issues to minimize operational downtime.
Managed the organization's IT asset lifecycle, including procurement, inventory tracking, asset allocation, maintenance, warranty management, software licensing, and secure disposal to ensure accountability and compliance.
Troubleshot and resolved Azure, server, firewall, networking, and infrastructure issues to maintain high availability and business continuity.
Administered Microsoft Dynamics 365 security by designing and implementing custom security roles that minimized licensing costs while enforcing the principle of least privilege.

System & Network Administrator