Senior F5 Network Security Engineer

Showtime Consulting Pty Ltd; Canberra; On-site; AUD 150,000 - 210,000; Full time

Job summary

Showtime Consulting Pty Ltd is hiring a Senior F5 Network Security Engineer in Sydney to design, implement and operate enterprise F5 application delivery and security platforms. You will provide technical leadership across platforms, support large-scale environments, and drive upgrades and security enhancements.

The role requires deep expertise in F5 BIG-IP, WAF controls, SSL offloading, and high-availability architectures, with a focus on secure, scalable services for Defence and

Qualifications

• Minimum 8 years' experience in Network Security, Application Delivery, or Infrastructure Engineering.
• At least 5 years' hands-on experience designing and supporting F5 platforms.

Responsibilities

• Act as the primary F5 Subject Matter Expert (SME) supporting enterprise F5 infrastructure environments.
• Design, implement, configure, and maintain F5 application delivery and security platforms.
• Lead platform lifecycle activities including upgrades, migrations, patching, and technology refresh initiatives.
• Ensure platform availability, performance, scalability, reliability, and operational stability.
• Perform capacity planning, optimisation, and continuous improvement activities.
• Provide Level 3 support for complex application delivery and load balancing incidents.
• Troubleshoot and resolve critical platform, networking, and security-related issues.
• Participate in major incident management and service restoration activities.
• Lead F5 implementation activities across multiple projects and technology initiatives.
• Develop implementation plans, testing strategies, rollback procedures, and deployment documentation.

Skills

Strong troubleshooting

Analytical skills

Stakeholder engagement

Education

Bachelor's degree in IT / Computer Science

Tools

F5 BIG-IP LTM

F5 DNS/GTM

F5 Advanced WAF (ASM)

F5 iRules

SSL offloading

Load balancing

Application delivery networking

Job description

Showtime Consulting Pty Ltd is hiring a Senior F5 Network Security Engineer in Sydney to design, implement and operate enterprise F5 application delivery and security platforms. You will provide technical leadership across platforms, support large-scale environments, and drive upgrades and security enhancements.

The role requires deep expertise in F5 BIG-IP, WAF controls, SSL offloading, and high-availability architectures, with a focus on secure, scalable services for Defence and