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
, contemporary 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.
Modern 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.
#J-*****-Ljbffr

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