Senior Cyber Security Engineer

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

Reporting to the Head of Security Operations, the Senior Cyber Security Engineer plays a critical role in protecting WSI's airport infrastructure, operations and data by strengthening cyber security capabilities and reducing organisational risk. This role is responsible for maturing the scope, coverage and effectiveness of security solutions across the airport environment, improving incident detection, response and resilience, and providing technical cyber security expertise across the organisation. You’ll play a key role in the configuration, operation and optimisation of key security technologies, with a strong focus on the Microsoft security stack, vulnerability management, identity and access management, endpoint security and data protection. Working closely with internal stakeholders, managed service providers and the Security Operations Centre, you will help ensure cyber security controls remain effective, practical and aligned to operational requirements.

Key responsibilities:

Optimise and mature WSI's cyber security tools and controls, with a strong focus on the Microsoft security ecosystem including Defender XDR, Defender for Endpoint, Intune, Purview and Entra ID. Improve cyber security monitoring, detection and response capabilities through enhanced configuration, integration and automation of security technologies. Manage vulnerability scanning, triage and remediation activities using Tenable and partnering with technology teams to reduce cyber risk. Support identity and access management including Entra ID, Conditional Access and MFA Manage endpoint security, device compliance and data protection capabilities across the organisation. Develop dashboards and reporting that provide meaningful insights into cyber security posture, risk and performance. Support onboarding of new systems to the Cyber Security Platform, ensuring security requirements and controls are implemented effectively. Support Level 2 and Level 3 cyber security incident investigations, containment activities and post-incident reviews. Collaborate with internal stakeholders, the Security Operations Centre and managed service providers to continuously improve WSI's cyber security capability and resilience.

About You

• Degree qualified in Cyber Security, Information Technology, Computer Science or a related discipline.
• 6+ years' experience in cyber security engineering within a complex enterprise environment.
• Strong hands-on experience with Microsoft security technologies including Defender XDR, Defender for Endpoint, Defender for Identity, Defender for Office 365, Intune, Purview and Entra ID.
• Experience in vulnerability management, incident response and security operations.
• Strong scripting and automation capability using Python and/or PowerShell.
• Excellent analytical, problem-solving and stakeholder management skills.
• Ability to communicate effectively with both technical and non-technical audiences.
• A dedication to delivering practical and risk-proportionate security solutions.

Desirable

• Microsoft security certifications such as SC-100, SC-200, SC-300, SC-400 or AZ-500.
• Experience in aviation, critical infrastructure or operational technology environments.
• Experience with digital certificates, web application security controls and security compliance.
• Eligibility to obtain and maintain an Aviation Security Identification Card (ASIC).

What We Offer

At WSI you're not just joining a team — you're becoming part of a community that thrives on purpose, passion and possibility. We’re building a culture that brings out the best in people, empowering every individual to grow, contribute and shine. Whether you're just starting out or looking to take your career to the next level, we offer experiences that unlock your full potential. Our values power everything we do: Safety Because nothing matters more. Heart Our passion drives us in everything we do. Striving To be different and better. Achieving together We make it happen with collaboration.

Proudly working on Dharug land, we reflect the vibrant diversity of Western Sydney and welcome people from all backgrounds and abilities to be part of our journey.

Please let us know if you require any adjustments to the application or recruitment process.

There has never been a more exciting time to be part of WSI's team, collaborating to create the most dynamic and smart airport in Australia.

One of the largest civil engineering projects undertaken in Australia for decades, Western Sydney Airport will open in 2026 as a full-service airport offering international, domestic and freight service.

Our aim is to be the gateway of choice to Australia and the world – connecting people, places and opportunity.