Network Security Engineer (F5 Expert)

The function ensures the management, security and continuous evolution of the F5/AWAF infrastructure, as well as the continuous monitoring and evaluation of the security status of IT systems, with an effective crisis response capability.

Deliverables

• F5 / Advanced Web Application Firewall infrastructure installed, configured and managed
• Security policies developed, documented and monitored
• Technical risk analyses carried out on the various IT systems
• Solutions implemented to address identified vulnerabilities
• Recommendations on technical solutions for securing partner connections (intranet/internet)
• Technical documentation and incident/crisis reports
  
  

Main tasks

• Manage the infrastructure F5 Security: F5, Advanced Web Application Firewall
• Install, configure and manage F5 - AWAF
• Develop, document and monitor the application of security policies
• Continuously monitor and assess the state of IT systems in terms of security and protection against malicious actions
• Intervene effectively in crisis situations (organized attacks, network intrusions, virus detection, etc.)
• Advise on technical solutions for securing connections with external partners via the intranet and the internet
• Perform technical risk analyses for management purposes on the various IT systems
• Implement solutions to address potential vulnerabilities
  
  

Key Competencies

• Install, configure and manage the F5 AWAF infrastructure (APM, ASM, LTM, Identity Provider, SSL VPN)
• Continuous monitoring and evaluation of the security status of systems; Crisis management (attacks, intrusions, viruses)
• Technical risk analysis and vulnerability remediation
• Knowledge of network and application firewalls (Palo Alto, Forcepoint, Panorama) and VPN/proxy solutions
• Rigorous documentation and clear communication to teams and management
  
  

Communication and collaboration

• Written and verbal communication skills; able to clearly document their work (reports, documentation)
• Ability to work in a team; Methodical, precise and customer-oriented approach
• Bilingual preferably (French, Dutch) or sufficient basic knowledge of a second national language; Technical English essential
  
  

Level And Experience

• Expert and autonomous execution under general management (SFIA level 4 – Enable), senior technical profile
• Minimum 5 years of experience in IT security, autonomy and sense of initiative, ability to intervene effectively in crisis situations; explicitly not a junior
  
  

Diploma

Graduate or bachelor's degree in computer science or electronics, or equivalent by proven experience.

In practice

Mission Level of Responsibility: SFIA Level 4 – Enable (Senior Technical)

Reports to: Network & Security

Team Manager Working Arrangement: Full-time; Remote work possible

Location: Brussels

Team: Network & Security team, in collaboration with systems, operations and projects teams

Skills: security,f5,awaf