Key Responsibilities

Design & Planning

- Contribute to Low-Level Design (LLD) activities related to Zscaler integration with Azure, Cisco SD-WAN, and distribution centres.
- Validate Zscaler prerequisites and dependencies across Azure tenancy, SD-WAN vHeadends, and on-prem DC environments.
- Support design of GRE/IPsec tunnels or cloud connector-based integrations between Azure SD-WAN infrastructure and Zscaler.
- Participate in customer requirements workshops covering SD-WAN, cloud security, and internet breakout design.

Implementation & Configuration

- Configure and validate Zscaler cloud connectivity for Azure-hosted SD-WAN vHeadends.
- Support integration between Zscaler, Cisco SD-WAN controllers, and routing policies for internet-bound traffic.
- Assist with policy alignment to ensure secure access to internet and cloud services post-migration.
- Support test environment builds and execute Zscaler-related implementation tasks during planned change windows.

Migration & Cutover Support

- Provide Zscaler engineering support during DC migration events
- Validate end-to-end connectivity post-migration, including:
- Internet access via Zscaler
- SD-WAN path selection
- Cloud and Woolworths network reachability
- Participate in structured weekend cutovers and next-business-day operational support following migrations.

Testing & Validation





- Execute and support technical and business verification tests related to Zscaler traffic flows.
- Troubleshoot routing, policy, or performance issues impacting Zscaler-integrated traffic.
- Review and contribute to test artefacts, validation outputs, and operational handover documentation.

Documentation & Handover

- Contribute to As-Built documentation covering Zscaler architecture and integrations.

Required Skills & Experience

Technical Skills

- Robust hands-on experience with Zscaler Internet Access (ZIA) and cloud-based security architectures.
- Experience integrating Zscaler with SD-WAN solutions, preferably Cisco SD-WAN.
- Solid understanding of Azure networking, virtual appliances, and cloud connectivity patterns.
- Experience with GRE/IPsec tunnels, routing, and internet breakout design.
- Strong troubleshooting skills across routing, security policies, and cloud connectivity.

Project & Operational Skills

- Experience supporting enterprise-scale migrations with change control and structured cutovers.
- Ability to work from LLDs, run-sheets, and formal change documentation.
- Comfortable working in multi-vendor environments (Cisco, Azure, Zscaler).
- Strong communication skills to engage with network, cloud, and customer stakeholders.

📌 Network Engineer (Melbourne)
🏢 Cirrus Group Consulting
📍 Melbourne