Introduction

Brunel is currently looking for an experienced F5 Network & Security Engineer for a project in Schaarbeek.

Do you have strong hands-on experience with F5 BIG-IP solutions and enjoy improving application availability, security, and traffic management? Then you might be the consultant we are looking for!

What are you going to do 

As an F5 Network & Security Engineer, you will be responsible for designing, implementing, maintaining, and optimizing F5-based services. You will work closely with technical stakeholders to ensure reliable, secure, and high-performing application delivery services across the infrastructure.

  • Design and implement F5 BIG-IP solutions for application delivery and traffic management
  • Manage virtual servers, pools, nodes, monitors, iRules, SSL profiles, and traffic policies
  • Administer SSL/TLS certificates, encryption settings, traffic inspection, and reporting
  • Support Web Application Firewall (WAF) implementations and policy management
  • Integrate authentication and access management solutions using F5 APM
  • Perform performance tuning, capacity planning, and service optimization
  • Support incident, problem, and change management activities
  • Execute software upgrades, security patching, and lifecycle management
  • Troubleshoot connectivity, availability, and application delivery issues
  • Create technical documentation and contribute to knowledge sharing

Participation in operational support activities may be required depending on business needs.

You'll work 2-3 days on-site in Schaarbeek, the remaining days working remotely.

Essential skills and knowledge 

You have a solid background in enterprise networking and security environments, combined with proven experience designing and managing F5 solutions.

  • Advanced experience with F5 BIG-IP platforms
  • Strong knowledge of load balancing and high-availability architectures
  • Hands-on experience with SSL/TLS, certificate management, and encryption technologies
  • Excellent understanding of IP networking within data center and multi-site environments
  • Good knowledge of network security concepts and firewall technologies
  • Experience with troubleshooting, performance optimization, and lifecycle management

Fluent in Dutch, French, and English.

What we offer

At Brunel, you get more than just challenging projects. We make sure you feel valued from day one with a structured onboarding program, regular events to help you integrate quickly, and a personalized development plan to support your growth.

In addition, we offer an attractive and comprehensive salary package, including a company car, 13th month, annual bonus, monthly net allowance, meal and eco vouchers, a mobile phone subscription, hospitalization and group insurance, and 32 vacation days.

Freelancers, we offer a competitive rate.

Closing: 02 September 2026

Apply Now

Do you have questions?

Vacancy reference: CR-295411

ES

Corporate recruiter

Eddy Simons

Contact

$name

Application process

First Contact

We carefully review your application and in the coming weeks, you will be notified for an interview session if you are selected. Only shortlisted candidates will be contacted within 7 days.

Scheduling an Interview

After being shortlisted, you will be contacted via email or telephone to arrange for a date on your availability for the qualification interview.

Phone/ Qualification Interview

During the interview, you will be assessed on your level of experience and skills, work history, availability, and the qualifications the company is seeking for the position.

Meeting in Real Life

After successfully making through the phone interview, a face to face interview will be scheduled between the candidate and recruiter. This session can be a more in-depth  interview to review your communication and interpersonal skills.

Application for the Position

Submission of candidates resume for client’s approval and screening.

Are you the perfect match for this vacancy? Apply in 1 minute and let's get in touch!

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