Network Administrator

Description

Summary: Maintain, administer, and support an organization's network infrastructure to ensure availability, performance, security, and scalability of wired and wireless networks. Highlights: 1. Opportunity to manage a broad range of network technologies and services. 2. Engage in network design, implementation, and disaster recovery planning. 3. Collaborate with IT teams and contribute to continuous learning and improvement. **Network Administrator — Job Description** **Summary** Maintain, administer, and support an organization’s network infrastructure to ensure availability, performance, security, and scalability of wired and wireless networks and related services. **Key responsibilities** * **Network** **administration:** Configure, deploy, and maintain routers, switches, firewalls, wireless access points, VPNs, and network appliances. * **Monitoring** **\&\*** performance:\* Monitor network health (latency, throughput, utilization); tune performance and capacity; implement QoS where required. * **Security:** Apply and maintain network security controls (firewall rules, segmentation, IDS/IPS, NAC), patch network devices, and support vulnerability remediation. * **Troubleshooting** **\&\*** support:\* Diagnose and resolve network incidents and outages; perform root\-cause analysis and document resolutions. * **Configuration** **management:** Maintain device configurations, backups, change logs, and version control for firmware and configurations. * **Network** **design** **\&\*** implementation:\* Assist in designing LAN/WAN architectures, VLANs, subnetting, routing protocols (OSPF, BGP as applicable), and network topologies for new projects and expansions. * **Wireless** **\&\*** remoteaccess:\* Manage Wi‑Fi design/tuning, authentication (802\.1X), guest networks, and remote access solutions (VPN, Zero Trust gateways). * **Monitoring** **\&\*** alertingsystems:\* Implement and maintain NMS tools (e.g., Nagios, Zabbix, SolarWinds) and logging (Syslog, SIEM integration). * **Backup** **\&\*** disasterrecovery:\* Support network elements in DR plans, redundancy, failover testing, and business continuity measures. * **Documentation** **\&\*** standards:\* Produce and update network diagrams, runbooks, SOPs, and maintenance schedules. * **Vendor** **\&\*** lifecyclemanagement:\* Manage vendor relationships, procure network hardware/software, and plan lifecycle upgrades and replacements. * **Compliance** **\&\*** auditing:\* Ensure network compliance with relevant standards, policies, and audits (e.g., PCI, ISO/IEC 27001\) where applicable. * **Mentoring** **\&\*** collaboration:\* Work with IT teams (security, systems, helpdesk) to support projects and mentor junior staff. **Qualifications** * Education: Bachelor’s degree in Computer Science, Information Technology, Network Engineering, or equivalent experience/certification. * Experience: 2–5 years in network administration or related roles (adjust per seniority). * Technical skills: Proficiency with TCP/IP, VLANs, subnetting, routing protocols (OSPF/BGP), switching, firewall configuration, VPNs, wireless technologies, and QoS. * Tools \& platforms: Hands\-on experience with Cisco, Juniper, Aruba, Ubiquiti, Fortinet, or similar vendors; familiarity with NMS, DHCP, DNS, and network automation tools (Ansible, Python) desirable. * Certifications (preferred): CCNA/CCNP, JNCIA/JNCIP, CompTIA Network\+/Security\+, Palo Alto/Fortinet certifications. * Soft skills: Strong analytical troubleshooting, clear communication, documentation ability, and teamwork. **Competencies \& attributes** * Systematic problem\-solving and attention to detail. * Ability to work under pressure during incidents. * Proactive monitoring and preventive maintenance mindset. * Customer\-service orientation for internal stakeholders. * Continuous learning to keep pace with network/security advances. Pay: QAR120\.25 \- QAR299\.10 per hour Work Location: In person