Act as the primary F5 SME supporting the customer's F5 infrastructure setting.
Design, implement, configure, and maintain F5 application delivery and security services.
Manage platform lifecycle activities including upgrades, patches, migrations, and technology refresh initiatives.
Ensure platform stability, availability, scalability, and performance.
Perform capacity planning and platform optimization activities.
Support high-availability and disaster recovery configurations.
Operational Support
Provide Level 3 technical support for complex F5-related incidents and service requests.
Troubleshoot and resolve critical application delivery and load-balancing issues.
Conduct root cause analysis and implement permanent corrective measures.
Participate in major incident response and service restoration activities.
Maintain operational runbooks and support documentation.
Design Reviews & Technical Governance
Participate in solution design workshops and architecture review sessions.
Validate technical designs against operational, security, and architectural standards.
Review network, security, and application requirements for new service deployments.
Provide technical recommendations and best-practice guidance to project and engineering teams.
Support risk assessments and implementation planning activities.
Implementation & Project Delivery
Lead F5 implementation activities across multiple projects and initiatives.
Execute configuration changes, migrations, and platform deployment activities.
Develop implementation plans, rollback procedures, and testing approaches.
Support application onboarding and production release activities.
Participate in maintenance windows and scheduled change activities.
Security & Compliance
Ensure security controls are implemented in accordance with organizational standards.
Support application security capabilities through F5 Advanced WAF / ASM.
Implement traffic inspection, SSL services, and secure application delivery controls.
Support audit, compliance,



and vulnerability remediation activities.
Documentation & Process Improvement
Create and maintain design documentation, operational procedures, and technical standards.
Develop implementation guides and support playbooks.
Identify opportunities for platform automation and operational improvement.
Contribute to continuous service improvement initiatives.
Mandatory Technical Skills
F5 Technologies
Strong hands-on experience across:
F5 BIG-IP LTM (Local Traffic Manager)
F5 DNS / GTM
F5 Advanced WAF (ASM)
SSL Offloading
Traffic Management
Application Delivery Networking (ADN)
High Availability Configurations
Health Monitoring
Certificate Management
DNS Services
Application Performance Optimization
Networking Technologies
TCP/IP
Routing & Switching
BGP
OSPF
VLANs
NAT
DNS
DHCP
Application Networking
Network Security Fundamentals
Security Technologies
Web Application Firewalls
SSL/TLS
Secure Application Delivery
Network Security Architecture
Access Control Technologies
Preferred Skills
Experience working within Telecommunications environments.
Knowledge of Check Point, Fortinet, Palo Alto, or Cisco security platforms.
Exposure to Cloud Networking (Azure and AWS).
Experience with Infrastructure as Code and Automation.
Knowledge of DevOps and CI/CD integration practices.
Understanding of Zero Trust Architecture and Secure Access principles.
Certifications (Preferred)
One or more of the following:
F5 Certified Administrator (F5-CA)
F5 Certified Technical Specialist (F5-CTS)
F5 Certified Solution Expert (F5-CSE)
CCNP Enterprise
CCNP Security
CISSP
Experience Requirements
Minimum 8 years of Network Security and Application Delivery experience.
At least 5 years of hands-on F5 engineering and implementation experience.
Proven experience delivering F5 deployment, migration, and transformation projects.
Strong stakeholder engagement and customer-facing communication skills.
Experience supporting business-critical production platforms and services.
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📌 Developer (Sydney)
🏢 CareCone Group
📍 Sydney