Senior F5 BIG-IP & Network Security Engineer – HA/DR Focus

DeepSource Technologies; Jeddah; On-site; SAR 223,000 - 402,000; Full time

Job summary

DeepSource Technologies is seeking a skilled network security engineer to lead firewall policy reviews, F5 BIG-IP configurations, and DNS/DHCP governance across HQ and DR environments.

You will coordinate changes with cross-functional teams, ensure HA/DR alignment, and drive secure migration plans with rigorous rollback procedures. A strong background in enterprise security architecture is required.

Qualifications

• Strong hands-on experience with firewalls (NGFW).
• Expertise in F5 BIG-IP (LTM), including VIPs, Self IPs, SNATs, and HA configurations.
• Solid understanding of enterprise IP addressing, DNS, routing, and network security architecture.
• Experience operating in HQ / DR, high-availability, and mission-critical environments.
• Strong knowledge of change management, rollback planning, and risk mitigation.

Responsibilities

• Review, validate, and remove unused, duplicate, or obsolete firewall policies across HQ and DR data centers while maintaining security posture and compliance.
• Coordinate firewall rules, NAT, routing, DNS, and access controls with application, systems, SOC, and operations teams.
• Develop cleanup and migration plans including sequencing, timelines, backups, and rollback procedures.
• Establish periodic review procedures for firewall rules, F5 configurations, IP addressing, and DNS records to ensure ongoing accuracy and security.

Skills

F5 BIG-IP

NGFW firewall

NAT

DNS governance

Change management

Education

Bachelor's degree in Computer Science, Information Technology, or related field

Job description

DeepSource Technologies is seeking a skilled network security engineer to lead firewall policy reviews, F5 BIG-IP configurations, and DNS/DHCP governance across HQ and DR environments.

You will coordinate changes with cross-functional teams, ensure HA/DR alignment, and drive secure migration plans with rigorous rollback procedures. A strong background in enterprise security architecture is required.