Senior IT System & Network Administrator

About the Role

We are seeking a highly skilled and results-oriented IT Infrastructure & Service Management Specialist to join our Information Technology team. This role is responsible for ensuring the stability, security, availability, and continuous improvement of the organization's IT infrastructure while delivering high-quality IT services aligned with business objectives.

The successful candidate will possess strong technical expertise across infrastructure, networking, cloud platforms, virtualization, and IT Service Management (ITSM). This position requires a proactive professional with excellent analytical, communication, and problem-solving skills who can effectively manage enterprise infrastructure, support business-critical systems, and drive operational excellence.

Key Responsibilities:

Infrastructure Administration

• Administer, monitor, maintain, and optimize enterprise IT infrastructure, ensuring maximum system availability and performance.
• Install, configure, upgrade, and maintain Windows Server, Linux, and other enterprise server operating systems.
• Manage Active Directory, Group Policy, DNS, DHCP, file services, and other core infrastructure services.
• Perform system health monitoring, capacity planning, performance tuning, and preventive maintenance.
• Develop and maintain infrastructure documentation, technical procedures, and operational standards.
• Ensure infrastructure compliance with organizational security policies and industry best practices.

Network Administration

• Configure, administer, and troubleshoot enterprise routing and switching environments.
• Monitor network performance and proactively resolve connectivity, latency, and performance issues.
• Manage LAN, WAN, VPN, wireless infrastructure, and network segmentation.
• Support firewall configurations, network security policies, and secure remote connectivity.
• Participate in network architecture planning and infrastructure expansion projects.

Cloud Infrastructure Management

• Deploy, administer, and optimize cloud environments across Microsoft Azure, Amazon Web Services (AWS), and Oracle Cloud Infrastructure (OCI).
• Manage cloud resources, virtual networks, storage, identity management, backup, and disaster recovery solutions.
• Monitor cloud performance, availability, utilization, and cost optimization.
• Implement cloud governance, security controls, and operational best practices.
• Support cloud migration and digital transformation initiatives.

Virtualization & Data Center Operations

• Administer VMware and Microsoft Hyper-V virtualization platforms.
• Manage virtual machines, storage, resource allocation, clustering, snapshots, and backups.
• Optimize virtualization environments to improve scalability, resilience, and operational efficiency.
• Support business continuity and disaster recovery strategies.

IT Service Management

• Lead the daily operation of IT Service Management processes in accordance with ITIL best practices.
• Manage customer-focused ticketing systems while ensuring compliance with established Service Level Agreements (SLAs).
• Monitor incident, problem, request, change, and asset management activities.
• Analyze recurring incidents and implement long-term corrective and preventive solutions.
• Develop service reports, KPIs, dashboards, and operational metrics for management.
• Drive continual service improvement initiatives across the IT organization.

Security & Compliance

• Implement infrastructure security standards, policies, and controls.
• Monitor system vulnerabilities and coordinate remediation activities.
• Support endpoint protection, identity management, access control, and security auditing.
• Participate in disaster recovery planning, backup validation, and business continuity testing.
• Ensure compliance with organizational governance, regulatory requirements, and cybersecurity standards.

Project Delivery

• Participate in infrastructure implementation, upgrade, migration, and modernization projects.
• Collaborate with vendors, external partners, and internal stakeholders throughout project lifecycles.
• Provide technical recommendations to improve infrastructure reliability, scalability, and operational efficiency.
• Evaluate emerging technologies and recommend suitable solutions aligned with business objectives.

Technical Support

• Provide advanced (Level 2/Level 3) technical support for infrastructure-related incidents.
• Troubleshoot complex hardware, software, networking, virtualization, and cloud-related issues.
• Mentor junior IT staff and provide technical guidance when required.
• Maintain high levels of customer satisfaction through timely issue resolution and effective communication.

Qualifications:

Education

• Bachelor's degree in Computer Science, Information Technology, Information Systems, Computer Engineering, or a related discipline.

Professional Experience

• Proven experience in enterprise IT infrastructure administration and technical support.
• Demonstrated experience managing Windows Server and Linux environments.
• Strong practical experience with enterprise networking, including routing, switching, TCP/IP, VLANs, VPNs, DNS, and DHCP.
• Hands-on experience administering Microsoft Azure, AWS, and Oracle Cloud Infrastructure.
• Practical experience with VMware and Hyper-V virtualization platforms.
• Experience managing enterprise backup and disaster recovery solutions.
• Experience supporting enterprise security technologies and infrastructure.
• Demonstrated experience administering customer-focused IT Service Management and ticketing platforms.
• Experience participating in enterprise infrastructure implementation and migration projects.

Required Technical Skills

• Windows Server Administration
• Linux Administration
• Active Directory & Group Policy
• DNS, DHCP, TCP/IP
• Routing & Switching
• LAN/WAN Technologies
• VPN Technologies
• VMware
• Microsoft Hyper-V
• Microsoft Azure
• Amazon Web Services (AWS)
• Oracle Cloud Infrastructure (OCI)
• Infrastructure Monitoring
• Backup & Disaster Recovery
• Endpoint Security
• Microsoft 365 Administration
• IT Service Management (ITSM)
• Enterprise Ticketing Systems
• PowerShell or Bash scripting is considered an advantage.

Certifications

The following certifications are highly desirable:

• ITIL Level 3 Service Management Framework
• Microsoft Certified (Azure)
• AWS Certified
• Oracle Cloud Infrastructure Certification
• VMware Certified Professional (VCP)
• Cisco CCNA or CCNP (preferred)
• Microsoft Windows Server Certifications (preferred)

Competencies

The successful candidate should demonstrate the following competencies:

• Customer Focus
• Teamwork and Collaboration
• Communication and Influencing
• Executing with Excellence
• Analytical Thinking
• Problem Solving
• Accountability
• Planning and Organization
• Adaptability and Continuous Learning
• Decision Making
• Results Orientation
• Time Management

Language Requirements

• English: Fluent
• Arabic: Fluent or Professional Working Proficiency