We are currently looking for an experienced F5 Big IP System Administrator for a long term mission with one of our key partners based in Brussels. You will join an experienced infrastructure team and play a crucial role in maintaining, optimizing, and evolving the F5 ecosystem, as well as supporting a broader cloud migration strategy.
Responsibilities
* Provide Level 3 support for all F5 Big IP platforms (LTM, ASM, APM)
* Participate in infrastructure consolidation and version upgrade projects
* Develop and update deployment and maintenance procedures
* Support security operations and vulnerability remediation efforts
* Contribute to the migration of infrastructure to Azure cloud
* Implement and manage Infrastructure as Code practices
Technical skills
* F5 BIG IP LTM: Load balancing, pool configuration, persistence rules, SSL certificate management
* F5 BIG IP ASM: Creation of app security policies (e.g., SQL injection, XSS protection)
* F5 BIG IP APM: Secure access and identity policy implementation
* Networking Protocols: TCP/IP, DNS, SSL/TLS, HTTP/HTTPS
* Automation/Scripting: iRules (TCL), Bash, PowerShell, Icontrol REST API
* Cloud & Virtualization:
o Experience deploying F5 in virtual environments and in the cloud (VMware & Azure).
o Familiarity with F5 Cloud Edition in hybrid setups.
* Authentication Standards: OAuth/OpenID, SAML 2.0
* Certificates: SSL/TLS certificate lifecycle and secure connectivity
* Troubleshooting
Your profile
* Minimum 3 years of experience with F5 BIG IP administration and support
* Fluent in French and Dutch
* Comfortable with related tools like Firewalls, proxies, and cloud platforms (Azure)
* F5 CA or F5 CTS certification required
* Cloud certifications (Azure/AWS) are a plus
Why this mission?
* Join a leading IT team within a reputable organization based in Brussels
* Work on strategic infrastructure and cloud projects
* Long term mission (2 years) offering stability and technical growth
* Start ASAP