Senior Network Security Engineer - F5 / Firewall

Intertec Softwares Pvt Ltd; Dubai; On-site; AED 120,000 - 200,000; Full time

Job summary

A leading software solutions company in Dubai is looking for a Network Engineer to oversee network upgrades and configurations. The role involves managing firewalls, ensuring high availability of network systems, and maintaining disaster recovery plans. Candidates should have experience with Cisco and FortiGate technologies, along with strong network management skills. Competitive compensation and opportunities for advancement are available.

Responsibilities

• Engage in planning and implementing network upgrades for clients.
• Manage three-tier network architecture and configurations.
• Deploy and manage Cisco Wireless Controllers.
• Configure Palo Alto and FortiGate firewalls.
• Ensure disaster recovery plans are maintained.

Skills

Network management

Palo Alto Firewall configuration

Cisco Wireless Controllers

F5 Load Balancer management

Infoblox DNS and DHCP management

Tools

Cisco

FortiGate

F5

Job description

Responsibilities

• Engage in planning, scheduling, and implementing network upgrades, implementations, and migrations for clients in a timely manner and during times that will have the least impact on the users of the affected systems.
• Comprehensive knowledge of developing and implementing the architecture and design of networks and network drawings.
• Configuring and managing three-tier network architecture, which includes core switches, distribution switches, and access switches, leased lines, and MPLS links with high availability.
• Palo Alto Firewall with active and passive modes and configuring security policies, QOS, NAT, sub interfaces, aggregated interfaces, and virtual routers and zones.
• FortiGate perimeter firewall with master / slave configuration, VDOM, IPsec VPN, SSL VPN with vendor-specific IP subnet, user integration with AD via LDAP, NAT configuration, and traffic shaping.
• Deployment and management of Cisco Wireless Controllers 9800 with Active / Standby, all SSID integrated with ISE for 802.1X, and vendor-specific access.
• Infoblox: Configuration and management of DNS and DHCP pools.
• Cisco IPS: Configuration and management.
• F5 LTM: Configuration, solution design, and management of the F5 BIG-IP LTM Load Balancer, including creating VIPs, pools, and associating pools with VIPs; creation of Persistence Profile, SSL Profile, SSL Offloading, and iRules for high availability and network failover.
• F5 GTM: Configuring and managing the F5 GTM devices for DNS solutions for external and internal websites, syncing between DC and DR.
• F5 APM: Creating and managing the access policy in APM for VPN-based traffic.
• Prepare and maintain disaster recovery plans for IT operations and participate in organizational and customer-level disaster recovery testing.