Senior Cyber Security Engineer - Defender XDR Expert

Western Sydney Airport; Sydney; On-site; AUD 140,000 - 180,000; Full time

Job summary

Western Sydney Airport (WSI) seeks a Senior Cyber Security Engineer to protect its airport infrastructure, data and operations. The role focuses on maturing security solutions across the environment, improving detection, response and resilience, and providing hands-on expertise with the Microsoft security stack, IAM and endpoint protection.

You will work with stakeholders, MSPs and the Security Operations Centre to ensure controls remain effective and aligned to operational needs, contributing

Qualifications

• Degree required in Cyber Security, IT or related discipline.
• 6+ years of cyber security engineering experience in a complex enterprise.
• Hands-on with Microsoft security technologies (Defender XDR/Endpoint/Identity, Entra ID).
• Experience in vulnerability management, incident response and security operations.

Responsibilities

• Optimise and mature security tools and controls across the airport environment.
• Improve monitoring, detection and response capabilities; automate configurations.
• Manage vulnerability scanning and remediation in partnership with tech teams.
• Support IAM including Entra ID, Conditional Access and MFA.
• Oversee endpoint security, device compliance and data protection.
• Develop dashboards and reporting on cyber security posture and risk.
• Assist in onboarding new systems to the Cyber Security Platform.
• Support Level 2 and 3 cyber security incident investigations and post-incident reviews.
• Collaborate with SOC and MSPs to enhance security capability.

Skills

Cybersecurity engineering

Threat detection

Incident response

Python scripting

PowerShell

Stakeholder management

Communication

Education

Degree in Cyber Security or related

Tools

Defender XDR

Defender for Endpoint

Entra ID

Intune

Purview

Tenable

Job description

Western Sydney Airport (WSI) seeks a Senior Cyber Security Engineer to protect its airport infrastructure, data and operations. The role focuses on maturing security solutions across the environment, improving detection, response and resilience, and providing hands-on expertise with the Microsoft security stack, IAM and endpoint protection.

You will work with stakeholders, MSPs and the Security Operations Centre to ensure controls remain effective and aligned to operational needs, contributing