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,
Automation/Scripting: iRules (TCL), Bash, PowerShell, iControl REST API.
Cloud & Virtualization:
Experience deploying F5 in virtual environments and in the cloud (VMware & Azure).
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.