Requirements
QualificationsBachelor's degree in Computer Science, Information Technology, Computer Engineering, Network Engineering, or a related field.Professional certifications such as Cisco CCNA/CCNP are preferred.Relevant IT service management or cybersecurity certifications are an advantage.ExperienceMinimum 5–8 years of relevant experience in network administration or network infrastructure, preferably in a manufacturing environment.Experience administering enterprise LAN, WAN, WLAN, VPN, and firewall environments.Experience with network monitoring and management tools.Experience troubleshooting complex network and connectivity issues.Experience with network security solutions, including Sophos, network segmentation, access controls, and firewall administrationExperience working with Internet service providers and external technology vendors.Experience participating in network infrastructure projects, upgrades, and implementations.Experience working in an IT service management environment is preferred.Technical CompetenciesEnterprise LAN/WAN administration.Wireless network administration.TCP/IP, DNS, DHCP, VLANs, and subnetting.Routing and switching.Firewall administration and network security.VPN configuration and troubleshooting.Network monitoring and performance management.Network redundancy and high-availability concepts.Network access control and segmentation.Network troubleshooting and packet analysis.Network configuration and change management.Network documentation and diagramming.Backup and recovery of network configurations.IT service management and ticketing systems.Microsoft Windows and Microsoft 365 environments.Basic understanding of virtualization, cloud networking, and data center infrastructure.Language SkillsVery good command of both English and Arabic languagesBehavioral CompetenciesAnalytical and problem-solving skills.Strong troubleshooting and decision-making skills.Communication and interpersonal skills.Teamwork and collaboration.Planning and organization.Attention to detail.Ability to work under pressure and respond to critical incidents.Ownership and accountability.Continuous learning and technical development.
Description
Job PurposeThe Senior Network Administrator is responsible for the design, implementation, administration, monitoring, maintenance, and optimization of the organization's network infrastructure. The position ensures the availability, performance, reliability, and security of wired and wireless network services and supports the organization's business and technology requirements.The role provides advanced technical support for network-related incidents, leads network troubleshooting and improvement activities, and works with internal IT teams and external service providers to maintain a stable and secure network environment.Key ResponsibilitiesA. Network Administration and InfrastructureAdminister and maintain LAN, WAN, WLAN, VPN, and other network infrastructure.Configure, manage, and troubleshoot switches, routers, firewalls, wireless controllers, access points, and related network devices.Manage network services, including VLANs, DHCP, DNS, IP addressing, routing, and network access controls.Monitor network availability, performance, capacity, and utilization.Identify network bottlenecks, performance issues, and potential points of failure and implement corrective actions.Maintain accurate network diagrams, configurations, IP address records, and technical documentation.Ensure network infrastructure remains aligned with approved architecture and technical standards.B. Network SecurityImplement and maintain network security controls in coordination with the Information Security function.Configure and maintain firewall rules, VPN access, network segmentation, access controls, and security policies within the scope of the role.Monitor network traffic and security events for unusual or suspicious activity.Support the investigation and resolution of network-related security incidents.Ensure network devices are maintained with approved firmware, patches, and security updates.Apply the principle of least privilege when configuring network access.C. Network Monitoring and TroubleshootingMonitor network infrastructure using approved network monitoring and management tools.Diagnose and resolve complex network connectivity, performance, and availability issues.Analyze network logs, alerts, traffic patterns, and performance data to identify root causes.Lead troubleshooting activities for critical network incidents and service interruptions.Conduct root-cause analysis for major and recurring network incidents and recommend preventive measures.D. Network Projects and ImplementationParticipate in the planning, design, implementation, and testing of network infrastructure projects.Configure and deploy network devices, wireless infrastructure, VPN solutions, and network services.Support network upgrades, expansions, migrations, and technology refresh projects.Assess network requirements for new systems, facilities, applications, and services.Prepare technical specifications and contribute to the evaluation of network equipment and solutions.Coordinate with vendors and contractors during network implementation and maintenance activities.Conduct testing and validation following network changes and implementations.F. Network Availability and Business ContinuitySupport the implementation and maintenance of network redundancy and high-availability solutions.Participate in disaster recovery and business continuity planning for network services.Perform network backup and configuration recovery activities in accordance with established procedures.Test network failover and recovery procedures when required.Identify network infrastructure risks and recommend measures to improve resilience.G. Vendor and Service Provider ManagementCoordinate with Internet Service Providers (ISPs), network equipment vendors, and external service providers.Monitor vendor performance and ensure technical issues are followed through to resolution.Support contract, service, and technical evaluations related to network infrastructure.Review vendor recommendations and assess their suitability against organizational requirements.H. Documentation and ReportingMaintain up-to-date network architecture diagrams and technical documentation.Document network configurations, changes, troubleshooting activities, and resolutions.Maintain network asset and configuration records.Prepare reports on network performance, availability, capacity, incidents, and risks.Provide technical input for IT audits, risk assessments, and compliance activities.