Senior F5 BIG-IP Network Engineer HA WAF APM

ThoughtLabs Belgium

Brussel Hoofdstad

Hybride

EUR 100 000 - 130 000

Plein temps

Il y a 7 jours
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Résumé du poste

ThoughtLabs Belgium seeks a Senior Network Engineer specializing in F5 BIG-IP to support a high-profile European Institution project based in Brussels. This hybrid freelance engagement runs November 2026 through December 2027 and centers on robust load balancing, high availability, and advanced security integrations.

You will design, implement, and secure mission-critical application delivery networks, coordinate with cross-functional teams, and ensure interoperability across diverse stakeholder

Qualifications

  • Extensive experience as a Senior Network Engineer or F5 specialist in enterprise/institutional environments.
  • Deep expertise in F5 BIG-IP design, implementation, administration, and troubleshooting.
  • Proven proficiency in load balancing, high availability architectures, and network security features.
  • Hands-on experience with SSL/TLS integration, Web Application Firewalls (WAF), and Access Policy Manager (APM).
  • Strong foundational background in core IP networking and IT security platforms including Checkpoint and Palo Alto.
  • Valid EU citizenship or an active, legally compliant work permit for employment in Belgium.
  • Multilingual communication capabilities spanning English, Dutch, and French.
  • Demonstrated capability in managing technical incidents and structured IT change management workflows.

Responsabilités

  • Design, deploy, and optimize enterprise F5 BIG-IP solutions for European Institution infrastructure.
  • Configure LTM, GTM/DNS, HA clusters, and load balancing policies.
  • Implement WAF and APM configurations with SSL/TLS offloading for secure authentication.
  • Manage SSL/TLS termination, certificate lifecycles, and cryptographic protocols.
  • Troubleshoot complex network routing, switching, and security incidents across enterprise environments.
  • Coordinate network operations with Checkpoint and Palo Alto security ecosystems.
  • Execute structured change management procedures and incident response lifecycles.
  • Collaborate with teams in Dutch, French, and English to gather requirements and document procedures.

Connaissances

F5 BIG-IP design
Load balancing
High availability
SSL/TLS integration
WAF
APM
IP networking
Incident management
Change management
Multilingual communication

Outils

Checkpoint
Palo Alto

Description du poste

ThoughtLabs Belgium seeks a Senior Network Engineer specializing in F5 BIG-IP to support a high-profile European Institution project based in Brussels. This hybrid freelance engagement runs November 2026 through December 2027 and centers on robust load balancing, high availability, and advanced security integrations.

You will design, implement, and secure mission-critical application delivery networks, coordinate with cross-functional teams, and ensure interoperability across diverse stakeholder

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