Network Security Engineer

CNS Middle East; Dubai; On-site; AED 200,000 - 300,000; Full time

Job summary

A technology solutions provider is urgently seeking a skilled Network Security Engineer to enhance the security and performance of enterprise networks in Dubai. The successful candidate will take charge of designing and implementing network security infrastructures, ensuring reliable operations using advanced networking technologies. This position demands strong expertise in firewalls, routing, and multi-vendor environments, paired with over 10 years of relevant experience in network security engineering. Immediate availability is preferred.

Qualifications

• 10+ years of experience in Enterprise Networking.
• Strong expertise with FortiGate & Huawei firewalls.
• Hands-on experience with Cisco ACI - deployment and troubleshooting.
• Solid skills in Cisco ISE & Cisco DNAC configuration and support.
• Experience with SD-WAN & site-to-site VPN solutions.
• Proficient in Nexus switch configuration & troubleshooting.

Responsibilities

• Design, deploy, and troubleshoot enterprise network infrastructures.
• Configure and support Routing & Switching across large-scale environments.
• Manage FortiGate and Huawei firewalls including policies and VPNs.
• Deploy and troubleshoot Cisco ACI fabric environments.
• Implement SD-WAN solutions and site-to-site VPN architectures.

Skills

Enterprise Networking

FortiGate firewalls

Cisco ACI

Cisco ISE

SD-WAN solutions

Nexus switch configuration

Multi-layer network architecture

Fortinet security tools

Troubleshooting skills

Tools

FortiAnalyzer

FortiManager

FortiSandbox

Cisco DNAC

Nexus switches

Job description

Overview

Job Title: Network Security Engineer | CNS Middle East | Dubai, UAE
Recruiting Company: CNS Middle East
Job Location: Dubai, United Arab Emirates
Job Type: Full-Time | Onsite | Immediate to 30‑day joiners only
Application Method: Send CV to [e-mail]
Additional Info: Only candidates with immediate to 30‑day availability will be considered.

Position Summary

CNS Middle East is urgently hiring a highly experienced Network Security Engineer to support complex enterprise network environments in Dubai. This role is crucial for ensuring the stability, security, and performance of mission-critical networks, with a strong focus on advanced routing, switching, firewalls, SD‑WAN, and Cisco security frameworks. The ideal candidate brings deep technical expertise and a strong problem‑solving mindset to handle high‑pressure operational demands.

Detailed Job Description

As a Network Security Engineer, you will take ownership of designing, implementing, and troubleshooting enterprise-grade network and security infrastructures. You will work with multi-vendor technologies including Cisco, Fortinet, and Huawei, supporting large-scale deployments across core, distribution, and access layers. Your responsibilities will include securing network perimeters, managing complex VPN and SD‑WAN architectures, and handling security platforms such as FortiAnalyzer, FortiManager, and FortiSandbox. This role involves close collaboration with architecture and operations teams to ensure robust security and seamless network performance across all business services.

Key Responsibilities

• Design, deploy, and troubleshoot enterprise network infrastructures (Core/Distribution/Access)
• Configure and support Routing & Switching across large-scale environments
• Manage FortiGate and Huawei firewalls including policies, NAT, IPS, and VPNs
• Deploy, integrate, and troubleshoot Cisco ACI fabric environments
• Configure and support Cisco ISE & Cisco DNAC for network access control and automation
• Implement SD-WAN solutions and site-to-site VPN architectures
• Configure and troubleshoot Nexus switches (5K/7K/9K series)
• Utilize FortiAnalyzer, FortiManager, and FortiSandbox for security operations
• Perform advanced troubleshooting across complex enterprise networks
• Collaborate with cross-functional teams to maintain network security and performance

Required Qualifications & Skills

• 10+ years of experience in Enterprise Networking (Routing & Switching)
• Strong expertise with FortiGate & Huawei firewalls
• Hands-on experience with Cisco ACI – deployment, integration & troubleshooting
• Solid skills in Cisco ISE & Cisco DNAC – configuration and support
• Proven experience with SD‑WAN & site-to-site VPN solutions
• Proficient in Nexus switch configuration & advanced troubleshooting
• Strong grasp of multi-layer network architecture (Core / Distribution / Access)
• Experience with Fortinet security tools: FortiAnalyzer, FortiSandbox, FortiManager
• Excellent troubleshooting and problem-solving skills in complex environments

Nice-to-Have Skills

• Cisco or Fortinet Certifications (CCNP/CCIE, NSE4+/NSE6/NSE7)
• Experience with automation or scripting (Python, Ansible)
• Exposure to cloud networking (Azure, AWS, GCP)
• Familiarity with Zero Trust and modern network security frameworks
• Experience supporting multi-site or regional enterprise networks

Recruitment Pro Tip

Highlight real-world achievements—such as stabilizing high-traffic networks, resolving complex outages, or leading major firewall/ACI migrations—to demonstrate your technical depth and readiness for urgent enterprise-level roles.