Job Description

Day Rate Contract - Infrastructure Engineer (Security) - Pen Test remediation - Sydney/Hybrid n

Our client is running a security remediation program off the back of a recent penetration test and needs an experienced Infrastructure Engineer to lead the technical fix-up. This isn't BAU support, you'll be closing pen test findings, hardening a hybrid Windows and Azure environment, and proving compliance uplift on a live project.

What you'll be doing: n

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- Remediating critical and high vulnerabilities from pen test findings across endpoints, on-prem servers, and Azure
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- Managing patch and update compliance (Intune, SCCM, Azure Update Manager, WSUS/GPO)
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- Implementing and tuning Azure WAF and Application Gateway against OWASP Top 10 threats
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- Administering and hardening on-prem Windows Server, Active Directory, DNS/DHCP, and Hyper-V/VMware alongside Azure workloads
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- Hardening Entra ID (Conditional Access, MFA, PIM)



and reducing privileged access exposure across hybrid identity
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- Running vulnerability scanning and EDR triage (Qualys, Defender, Sentinel)
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- Aligning remediation work to Essential Eight and ISO 27001 controls
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- Managing change through CAB/TAB processes with proper rollback planning
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What you'll bring: nn
- Strong Microsoft stack experience across on-prem Windows Server, AD/GPO, Azure, Entra ID, Intune, Defender, and SCCM
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- Confidence working hybrid, not just a pure cloud background
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- Practical security tooling exposure: SIEM (Sentinel), EDR, Qualys or equivalent VMDR
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- Working knowledge of Essential Eight and ISO 27001 frameworks
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- PowerShell scripting for automation and compliance reporting
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- Comfortable in a live remediation setting with tight timeline
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📌 Infrastructure Engineer (Sydney)
🏢 Allura Partners
📍 Sydney