Network Team Lead

Altron; Sharjah; On-site; AED 200,000 - 300,000; Full time

Job summary

A leading network solutions provider is seeking a Network Team Lead to enhance their network environment in Sharjah. The candidate will lead the network team, manage firewall and VPN operations, and ensure excellent network performance. Key responsibilities include troubleshooting connectivity issues, improving monitoring with Zabbix, and maintaining security best practices. A strong background in enterprise networking and team leadership is essential, along with familiarity in Windows and Linux systems.

Qualifications

• Strong experience in enterprise networking and team leadership.
• Ability to manage firewall policies and VPN troubleshooting.
• Proficiency in Zabbix for monitoring network performance.

Responsibilities

• Lead the network team and manage daily operations.
• Manage firewall policies and ensure security best practices.
• Support secure connectivity for branches and remote users.
• Manage LAN/WAN performance and connectivity.
• Own Zabbix monitoring and improve alert quality.
• Troubleshoot end-to-end issues involving Windows and Linux.

Skills

Enterprise networking

Team leadership

Firewall management

VPN troubleshooting

Zabbix monitoring

Troubleshooting Windows basics

Troubleshooting Linux basics

Job description

We are looking for a Network Team Lead who can run and improve our network environment. This role is for someone strong in enterprise networking, able to lead a team, and driven by continuous improvement (stability, security, monitoring, documentation, and performance). The right person is not only operational, but also thinks ahead identifying weaknesses, planning upgrades, reducing incidents, and making the department stronger over time.

Key Responsibilities

Team Leadership & Operations

• Lead the network team and manage day-to-day priorities and escalations
• Assign tasks, review work quality, and support team skill development
• Coordinate with IT management and other teams (systems, security, application support)
• Ensure proper documentation, handover, and structured troubleshooting processes

Firewall & Security Policy Management

• Manage firewall policies, NAT, routing objects, and access control
• Troubleshoot connectivity issues (policy, routing, NAT, sessions, logs)
• Maintain security best practices: segmentation, least-privilege access, rule cleanup
• Review and optimize firewall rules periodically (performance and compliance)

VPN Ownership

• Support secure connectivity for branches and remote users
• Troubleshoot tunnel drops, idle timeouts, authentication issues, and routing problems
• Ensure VPN availability and performance for remote users and site connectivity

Network Infrastructure (LAN/WAN/Wi‑Fi)

• Manage and troubleshoot LAN/WAN connectivity, VLANs, switching, and routing
• Handle network performance issues (latency, packet loss, bandwidth bottlenecks)
• Support multi‑site connectivity and critical services availability
• Maintain network diagrams, IP addressing plans, and topology visibility

Monitoring & Continuous Improvement (Zabbix)

• Own Zabbix monitoring for network devices and key services
• Improve alert quality (reduce noise/false alerts, meaningful thresholds)
• Build dashboards and monthly KPI reports (uptime, top incidents, root causes)
• Implement proactive monitoring for links, VPN health, and device performance

Windows & Linux Troubleshooting (Required)

• Troubleshoot end‑to‑end issues involving OS + network (DNS, DHCP, auth, routing)
• Windows basics: DNS, DHCP, Active Directory fundamentals
• Linux basics: troubleshooting using ip/ss, route, resolvectl, journalctl, SSH, plus basic firewall understanding