Leading Network Security Expert

2 days ago

Sydney, New South Wales, Australia beBeeNetwork Full time $180,000 - $200,000
Job Opportunity

A career-defining opportunity has arisen for a seasoned Network Security Engineer to join our highly skilled team.

This role will see you take ownership of complex edge and perimeter network-security engineering, with a particular focus on DDoS mitigation and L3/L4 security controls.

You'll be involved in designing, deploying, and optimising critical security infrastructure across cloud and on-premises environments, ensuring traffic flows securely and efficiently through technologies such as BGP, firewalls, and data scrubbing platforms.

  • Design and deploy high-performance, scalable edge/perimeter network-security solutions using Infrastructure-as-Code.
  • Tune and operate L3/L4 DDoS mitigation platforms (e.g., Akamai, Cloudflare, FortiDDoS, Arbor, Radware), overseeing policy baselines, readiness and incident response.
  • Engineer and optimise secure traffic flows, leveraging routing protocols (BGP), firewalls, and advanced network-security techniques.
  • Lead complex Level 3 incident investigations, ensuring proactive mitigation and operational excellence.
  • Drive automation with tools such as Terraform, Ansible, Git and Python, embedding IaC into delivery pipelines.
  • Enhance telemetry, monitoring, and alerting to strengthen operational resilience and incident prevention.

The Ideal Candidate

  • A strong background in network security engineering within large-scale, complex environments.
  • Expertise in DDoS mitigation at Layers 3/4, including deployment, tuning, and policy management.
  • Deep knowledge of TCP/IP, BGP, DNS, VPNs, firewalls, and perimeter architectures.
  • Hands-on experience with automation & provisioning (Terraform, Ansible, Python, Git).
  • Exposure to Akamai or equivalent platforms is highly regarded.
  • Experience in financial services or other highly regulated industries is advantageous.
Skillset Requirements
  • Strong understanding of network protocols and architecture.
  • Proficiency in programming languages such as Python and Ansible.
  • Experience with infrastructure-as-code tools like Terraform.
  • Knowledge of cybersecurity best practices and threat mitigation strategies.

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