Network Security- Illumio Specialist

3 weeks ago

Melbourne, Victoria, Australia XPT Software Full time

1 week ago Be among the first 25 applicants

We are seeking a highly skilled and motivated Network Security Engineer – Illumio Specialist to join our cybersecurity team. This role is critical to advancing our micro-segmentation strategy and enhancing the security posture of our infrastructure, particularly across bare metal and virtual workloads not protected by VMware NSX.

You will play a key role in designing, implementing, and managing Illumio Core solutions, while also contributing to broader network security initiatives. This is an exciting opportunity to work on cutting-edge security technologies in a high-impact environment.

Key Responsibilities

  • Lead the design, deployment, and management of Illumio Core for micro-segmentation across physical and virtual infrastructure.
  • Diagnose and resolve issues related to Illumio deployment, including network traffic flows, security policies, segmentation, and application connectivity.
  • Develop and enforce application segmentation policies using Illumio's visibility and enforcement modes.
  • Collaborate with architecture, DevSecOps, and application teams to define and implement Zero Trust segmentation strategies.
  • Monitor and manage Illumio SaaS PCE performance, system health, and integration with SIEM/SOAR platforms.
  • Conduct policy reviews, traffic flow analysis, and incident response using Illumio's visualization and enforcement tools.
  • Support compliance and assist with audits and maintain relevant policies and procedures.
  • Manage Virtual Enforcement Node lifecycle, including deployment, updates, and logging configurations.
  • Support integration with tools such as SCCM, Ansible, Satellite, and Intune for automated deployment.
  • Collaborate with teams managing Cisco WSA, Stealthwatch, Umbrella, Microsoft GSA, and other network security platforms.
  • Lead security investigations, coordinate responses, and document outcomes for future resilience.
  • Develop, track, and deliver regular cyber metrics and updates from across IT systems and 3rd parties.

Required Skills & Experience

  • 5+ years in Network Security, with 2+ years must hands-on experience with Illumio Core (PCE and VEN).
  • Deep understanding of micro-segmentation, Zero Trust architecture, and east-west traffic control.
  • Experience with Cisco security tools (WSA, Stealthwatch, Umbrella) and Microsoft GSA.
  • Familiarity with SIEM/SOAR platforms, firewall policy management, and network visibility tools.
  • Strong grasp of network protocols, firewall rules, and traffic flow analysis.
  • Experience with automated deployment tools and agent-based security models.
  • Solid understanding of virtualization platforms (e.g., VMware) and cloud environments.
  • Hands-on experience with monitoring tools, SIEM platforms, and scripting languages (e.g., Python, Bash).
  • Strong communication and collaboration skills—able to work effectively with both technical and non-technical stakeholders.

Preferred Certifications

  • CompTIA Security+ / CySA+
  • Certified Information Systems Security Professional (CISSP)
Seniority level
  • Seniority levelMid-Senior level
Employment type
  • Employment typeFull-time
Job function
  • Job functionInformation Technology
  • IndustriesIT Services and IT Consulting

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