About the Role

We are seeking a

Senior Infrastructure & Network Engineer

to join a growing, multi-site enterprise undergoing an exciting digital transformation. This is a high-visibility, senior position designed for a hands-on technical lead who can comfortably navigate both complex project delivery and Level 3 escalation support. The ideal candidate will bring a strong track record in

on-premises to Azure cloud migrations , modern endpoint management via

Microsoft Intune/Autopilot , and automated deployment practices using

Infrastructure as Code (Bicep/Terraform) . You will also take operational ownership of enterprise firewall and multi-site connectivity solutions, primarily centered on

Fortinet (FortiGate) SD-WAN . Key Responsibilities

Cloud Architecture & Migrations:

Drive ongoing cloud modernization, including leading on-premises and hybrid workload migrations into Microsoft Azure IaaS/PaaS environments. Modern Workplace & Endpoint Governance:

Architect, deploy, and maintain Microsoft Intune configurations, Windows Autopilot zero-touch provisioning, compliance baselines, and feature update rings across a multi-site device fleet. Network & Security Management:

Manage and optimise multi-site network infrastructure, including Fortinet (FortiGate) firewalls, SD-WAN configurations, site-to-site IPsec VPNs, VLAN segmentation, and Zero Trust security controls. Automation & Infrastructure as Code:

Leverage Bicep or Terraform alongside PowerShell scripting and Azure DevOps CI/CD pipelines to drive deployment consistency, security remediation, and cloud cost governance. Level 3 Escalations & Operational Continuity:

Act as the primary L3 escalation engineer for complex cloud, identity,



and networking issues while participating in structured change management (CAB) and incident response workflows. Stakeholder & Technical Leadership:

Translate business objectives into clear technical documentation, runbooks, and solution proposals while interfacing confidently with key internal stakeholders. Key Requirements & Skills

Senior Infrastructure Experience:

Experience in enterprise systems or cloud engineering, with proven experience leading full on-premises to Azure cloud migration projects. Microsoft Cloud & Identity:

Deep expertise across Microsoft Azure (VNets, Compute, Storage), Entra ID (Azure AD), M365, Conditional Access, and PIM/PAM. Up-to-date Endpoint Management:

Hands‑on experience building and maturing Microsoft Intune and Windows Autopilot environments from scratch. Fortinet / Network Depth:

Demonstrated experience configuring, managing, and troubleshooting Fortinet (FortiGate) firewalls, SD‑WAN, and core routing/switching. IaC & Automation:

Working proficiency with Infrastructure as Code (Bicep or Terraform) and PowerShell scripting for automated environment provisioning. Security Standards:

Familiarity with endpoint threat protection (Defender for Endpoint), identity governance, and alignment with cybersecurity frameworks (such as ACSC Essential Eight or Zero Trust). Communication:

Exceptional verbal and written technical communication skills, with a track record of presenting proposals to Change Advisory Boards or executive leadership. What’s on Offer

Competitive Package:

$140,000 base salary + superannuation. Work Flexibility:

Balanced hybrid working model out of the Fortitude Valley office. Project Ownership:

High‑impact role with direct ownership over major cloud, security, and networking initiatives.

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📌 Infrastructure & Network Engineer - Azure (Brisbane)
🏢 Sirius People
📍 Brisbane