Senior Network Security Engineer F5

Neurho Solutions; Brussel; On-site; EUR 90,000 - 120,000; Full time

Job summary

Neurho Solutions in Belgium seeks a Senior Network Security Engineer to manage and evolve an F5 Advanced WAF infrastructure, securing applications and connections while supporting IT modernisation and incident response.

You will install, configure and document security policies, monitor system security, analyze risks and collaborate with network, systems, operations and project teams to address vulnerabilities and strengthen defenses.

Qualifications

• Ten+ years of IT security experience preferred.
• Experience with F5 Advanced WAF installation, configuration and management is a plus.
• Knowledge of F5 APM and ASM is beneficial.
• Proficiency with security monitoring tools and log analysis is expected.

Responsibilities

• Install, configure and manage F5 Advanced WAF infrastructure.
• Develop and document security policies and ensure their application.
• Monitor systems security and respond to attacks, intrusions and incidents.
• Analyze risks and implement vulnerabilities addressing measures.
• Advise on securing intranet and internet connections with partners.
• Produce technical documentation and incident reports with cross‑functional teams.

Skills

Router filtering

Stateful firewall

Web application firewall

Security monitoring

Log correlation

TCP/IP

HTTP/HTTPS

SSL

SNMP

Wireless security

Encryption basics

Remote VPN

Site-to-site VPN

Web proxy

Citrix

Dutch (C1)

French (C1)

English (C1)

Education

Ten+ years IT security experience

Tools

F5 Advanced WAF management

F5 APM

F5 ASM

Splunk

Nessus

Elastic SIEM

Citrix

Job description

We are looking for a Senior Network Security Engineer to manage and evolve an F5 Advanced WAF infrastructure. You will help secure applications and connections while supporting the modernisation of IT systems and responding to security incidents.

Your role

• Install, configure and manage F5 Advanced WAF infrastructure.
• Develop and document security policies and follow up their application.
• Monitor the security of systems and respond to attacks, intrusions and other incidents.
• Analyse technical risks and implement solutions to address vulnerabilities.
• Advise on securing intranet and internet connections with external partners.
• Produce technical documentation and incident reports, working with network, systems, operations and project teams.

You have

• Expertise in router filtering.
• Expertise in stateful packet inspection firewalls.
• Expertise in web application firewalls.
• Expertise in security monitoring tools, such as Splunk, Nessus or Elastic SIEM.
• Expertise in log correlation tools.
• Expertise in TCP/IP.
• Expertise in HTTP and HTTPS.
• Expertise in SSL.
• Expertise in SNMP.
• Expertise in wireless network security, including Wi‑Fi, WEP, WPA and WPA2.
• Expertise in encryption principles, including public keys.
• Expertise in remote‑access VPN solutions.
• Expertise in site‑to‑site VPN solutions.
• Expertise in web proxy solutions.
• Expertise in terminal‑server solutions, such as Citrix.
• Dutch at C1 level.
• French at C1 level.
• English at C1 level.

A plus

• At least ten years of experience in IT security.
• Expertise in installing, configuring and managing F5 Advanced WAF.
• Knowledge of F5 APM.
• Knowledge of F5 ASM.

Working at Neurho

Founded in 1998, Neurho is a Belgian IT and business consultancy. For more than 25 years, we have been helping banks, insurers, energy companies and public institutions in Belgium and Luxembourg with their transformation projects. At Neurho, you work on varied and challenging assignments, where your expertise is recognised and your growth encouraged. On top of your salary, you enjoy many extra-legal benefits, designed to suit your role, your needs and your personal wishes.

Neurho is committed to equal opportunity and welcomes every application, regardless of age, origin, nationality, gender, social background, beliefs or disability.