F5 Engineer

A client is seeking an experienced Cyber Security Engineer (F5 Specialist) to lead and deliver a major F5 hardware refresh and security uplift program within a high?security Federal Government environment. This role suits a senior engineer with deep F5 expertise, strong security fundamentals, and the ability to operate confidently in mission-critical data centre environments.

Onsite presence in Canberra is required during hardware swap windows, implementation activities, physical inspection, troubleshooting, and urgent operational support. Preference will be given to candidates based in, or able to maintain close proximity to Canberra to ensure rapid response capability and minimise operational risk.

Key Responsibilities

1. Lead and execute F5 hardware refresh initiatives, including EOL replacement, capacity uplift, platform migration, and cutover planning.
   
   
2. Deliver seamless transitions to current-generation F5 platforms, ensuring continuity, resilience, and compliance.
   
   
3. Administer and optimise F5 BIG-IP modules, including:
   
   
   • LTM (Local Traffic Manager)
     
     
   • AFM (Advanced Firewall Manager)
     
     
4. Develop, maintain, and troubleshoot advanced F5 iRules for traffic steering, security enforcement, and application logic.
   
   
5. Analyse and uplift web application architectures, ensuring secure, performant, and standards?aligned deployments.
   
   
6. Apply deep knowledge of TCP/IP, HTTP, SSL/TLS, and associated troubleshooting methodologies across hybrid environments.
   
   
7. Translate CVE announcements into real?world operational impact, risk assessments, and remediation actions.
   
   
8. Implement hardening and security controls aligned to government standards and best practice.
   
   
9. Build and extend API automation and Infrastructure?as?Code capabilities to support repeatable, scalable deployments.
   
   
10. Integrate F5 platforms into complex networking environments, including Cisco ACI with Policy?Based Redirect (PBR).
    
    
11. Support physical hardware swap activities, onsite troubleshooting, recovery operations, and operational readiness testing.
    
    

• Required Skills & Experience
• Proven experience delivering F5 hardware refresh, migration, and uplift programs in enterprise or government environments.
  
  
• Strong hands?on capability with F5 LTM, AFM, iRules, and associated traffic/security functions.
  
  
• Deep understanding of web application protocols, SSL/TLS, and secure traffic flows.
  
  
• Demonstrated experience in security hardening, vulnerability interpretation, and CVE impact analysis.
  
  
• Proficient scripting/programming skills (Python, Bash, PowerShell or similar) for automation and IaC.
  
  
• Experience integrating F5 into Cisco ACI and broader hybrid networking ecosystems.
  
  
• Ability to operate in secure data centre environments and respond rapidly to operational events.
  
  
• Australian citizenship required; NV1 clearance highly desirable.
  
  

We are an inclusive employer committed to fostering a diverse and accessible workplace. We encourage applications from Aboriginal and Torres Strait Islander peoples, people with disabilities, LGBTQIA+ individuals, people of all ages, and those from culturally and linguistically diverse backgrounds.