Network Security Engineer-Banking Dicetek LLC

Dicetek LLC; Abu Dhabi; On-site; AED 300,000 - 540,000; Full time

Job summary

Dicetek LLC in Abu Dhabi seeks a senior network security engineer with hands-on expertise in F5 BIG-IP ASM, Palo Alto networks, Fortinet FortiGate, and Citrix ADC. You will design and implement secure, highly available network architectures for complex environments.

Deep knowledge of Azure and AWS networking and security, including VNet/VPC, NSG, firewalls, load balancing, and threat prevention, is required. You will collaborate with infra, security, and app teams to deliver resilient solutions.

Qualifications

• Expert hands-on with F5 BIG-IP (ASM/Advanced WAF), Palo Alto Networks, Fortinet FortiGate, Citrix ADC (NetScaler).
• Strong Azure and AWS networking & security experience.
• Proven experience designing for high availability, performance, and security compliance.

Skills

Security policy design

HA design

Troubleshooting under pressure

Collaboration across teams

Tools

F5 BIG-IP

Palo Alto Networks

Fortinet FortiGate

Citrix ADC

Azure

AWS

Job description

Desired Candidate Profile

• Expert hands-on with:
  • o F5 BIG-IP (ASM/Advanced WAF): policy tuning, attack signatures, bot and DDoS mitigation, iRules basics.
  • o Palo Alto Networks: security policy design, App-ID/URL filtering, Threat Prevention/WildFire, Panorama.
  • o Fortinet FortiGate/FortiManager/FortiAnalyzer: NGFW policies, IPS/AV/web filter, automation, logging.
  • o Citrix ADC (NetScaler): L7 load balancing, SSL/TLS, content switching, AppFW exposure.
• Strong Azure and AWS networking & security: VNet/VPC, peering, routing, NSG/NACL, Azure Firewall/AWS Network Firewall, Application Gateway/ALB/WAF, PrivateLink, Transit Gateway/Virtual WAN.
• Protocol depth: TCP/IP, BGP/OSPF, NAT, DNS, TLS, HTTP/S, IPsec/SSL VPN.
• Proven experience designing for high availability, performance, and security compliance.

Good-to-Have Skills

• Security first mindset with pragmatic delivery.
• Ownership, attention to detail, and strong troubleshooting under pressure.
• Collaboration across infra, app, SOC, and risk teams; mentoring capability.

Certifications Required

• F5: 301a/b (BIG-IP LTM), 302 (ASM/Advanced WAF) or equivalent practical mastery.
• Palo Alto: PCNSE.
• Fortinet: NSE 4–7 (NSE 7 highly desirable).
• Citrix: CCA-N/CCP-N (ADC).
• Cloud: Azure Security Engineer (AZ-500), AWS Security – Specialty (or Architect certs with strong security exposure).