F5 / Palo Alto Network Security Specialist

🚀 Freelance Opportunity - F5 / Palo Alto Network Security Specialist – Brussels

For one of our clients in Brussels, we are looking for an experienced F5 / Palo Alto Network Security Specialist to join a critical and business-essential biometric ICT project.

You will work within a multidisciplinary team of internal and external experts and contribute to an infrastructure that operates 24/7 and is used by thousands of field users.

🔐 Your responsibilities

• Monitor and ensure the correct implementation of security policies.
• Implement and manage the ABIS, F5 and Palo Alto infrastructure.
• Follow up on infrastructure changes and perform troubleshooting when required.
• Handle and resolve technical tickets related to the project.
• Contribute effectively to crisis and security incident situations, including organized attacks, network intrusions and virus detection.
• Recommend technical solutions to secure connections with external partners, the intranet and the internet.
• Produce clear technical documentation and reports.

🛠️ Your technical expertise

Required:

• F5 BIG-IP – LTM, APM & ASM/AWAF – Confirmed
• Palo Alto firewalls – Confirmed
• TCP/IP
• HTTP / HTTPS
• SSL
• SNMP

Experience with monitoring and log correlation tools:

• Splunk
• Nessus
• ELK

👤 Your profile

• Strong communication skills, both written and verbal.
• Able to work independently and take initiative.
• Adaptable and comfortable working in changing environments.
• Strong team player with a collaborative mindset.
• Methodical and structured approach to work.
• Able to document technical work clearly through reports and documentation.
• Creative, constructive and solution-oriented.
• Customer-oriented mindset.

🌍 Languages

• French or Dutch + English
• Good knowledge of technical English is essential.
• Knowledge of the second Belgian national language (French/Dutch) is a strong plus.

📍 Practical information

• Location: Brussels, Belgium
• Start date: ASAP
• Duration: Until 31 December 2026, with possibility of extension into 2027
• Work arrangement: Minimum 2 days per week on-site, depending on the activities and in agreement with the team
• Remote work possible from home or the employer's premises in Belgium
• Team: Multidisciplinary team combining internal and external specialists