Network Security Engineer

  • Location: Brussels
  • Type: Contracting
  • Job #25245

Experis delivers a powerful blend of top-tier talent and expert solutions that propel success. We specialize in IT resourcing, project solutions, and managed services, empowering organizations to develop individuals and teams ready to thrive in the digital age.
 

We are seeking a skilled Network Security Consultant to join our dynamic team and contribute to cutting-edge network security initiatives. This role focuses on designing, implementing, and enhancing secure network solutions in complex enterprise environments, while also providing expert-level support for network infrastructure.

The ideal candidate will have extensive experience in network security, advanced routing, and troubleshooting. Proficiency with technologies such as Cisco ASA, FortiGate, Checkpoint, and network proxies is essential. You should also have expertise in deploying cloud and hybrid solutions on AWS, implementing SD-WAN architectures, and configuring both wired and wireless networks.

This role involves driving network performance optimization, ensuring security compliance, and leading innovations in network architecture. A strong background in high-availability solutions, business continuity, and scalable network design with BGP, NAC, and other advanced protocols is highly desirable.

Key Skills

Network Security

  • Expertise in configuring and managing Cisco ASA, FortiGate, and Checkpoint firewalls.
  • Skilled in VPN setup (IPSec, SSL), policy management, firewall rule optimization, DDoS mitigation, SSL/TLS encryption, and network segmentation.

SD-WAN

  • Hands-on experience in setting up and managing SD-WAN solutions for improved latency, resiliency, and bandwidth optimization.

Network Access Control (NAC)

  • Proficiency in implementing NAC solutions to enforce identity-based access and compliance policies.

Proxies & Content Filtering

  • Experience managing proxy servers and content filtering to enforce security policies and protect against web-based threats.

Web Application Firewall (WAF)

  • Expertise in configuring and managing WAF solutions (e.g., AWS WAF, F5 ASM, Cloudflare) to protect against web application threats.

Load Balancing

  • Extensive experience with Layer 4 and Layer 7 load balancers, including platforms like Radware and F5 BIG-IP.

Routing & Switching

  • Strong skills in BGP, OSPF, and advanced routing policy design.
  • Experience configuring wireless networks, WLCs, and implementing secure role-based access policies.

Technical Support & Troubleshooting

  • Proven ability to diagnose and resolve complex network issues across multi-vendor environments, utilizing packet analysis and diagnostic tools for root cause analysis.

Additional Preferred Skills

  • Wireless Networks: Experience designing and troubleshooting enterprise wireless solutions, including WLCs and Access Points.
  • VMware NSX-T: Expertise in network virtualization and software-defined data center technologies.
  • Cloud Networking: Proficient in AWS networking, including VPC, Direct Connect, Route 53, and hybrid solutions. Familiarity with AWS security and monitoring services.
  • Network Automation & Scripting: Knowledge of automation tools like Ansible and scripting in Python for network management.
  • Performance Optimization: Skilled in diagnosing performance issues and optimizing network configurations for peak efficiency.

Qualifications and Certifications

  • Bachelor’s or Master’s degree in Computer Science, Networks, Telecommunications, or a related field.
  • Relevant certifications such as:
    • CCIE or CCNP (Security, Routing & Switching, or other tracks).
    • Fortinet NSE 4/7.
    • AWS Certified Solutions Architect.
    • Check Point Certified Security Expert (CCSE).
    • Certifications in SD-WAN, wireless networking, or other security technologies.

At Experis, we proudly refer to our IT consultants & freelancers as ambassadors because they truly embody our brand. Each day, they bring their expertise to world-class companies, consistently delivering outstanding results.
When you join Experis, you benefit from more than just an attractive salary package:
 

  • Diverse Opportunities: Engage in varied assignments with state-of-the-art companies, both large and small.
  • Continuous Learning: Enhance your skills through personalized training paths and mentorship from your dedicated talent coach.
  • Career Development: Receive tailored advice to help you shape the career you've always envisioned.
  • Collaborative Environment: Enjoy working with great colleagues in a fun and supportive team atmosphere.

Become an ambassador for Experis and elevate your career while making a real impact.
 

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