ASX: Powering Australia's financial markets
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Why join the ASX?
When you join ASX, you're joining a company with a strong purpose – to power a stronger economic future by enabling a fair and dynamic marketplace for all.
In your new role, you'll be part of a leading global securities exchange with a strong brand.
We are known for being a trusted market operator and an exciting data hub.

We are more than a securities exchange!
The ASX team brings together talented people from a diverse range of disciplines.
We run critical market infrastructure, with 1 in 3 people employed within technology.
Yet we have a unique complexity of roles across a range of disciplines such as operations, program delivery, financial products, investor engagement, risk and compliance.
We're proud to foster a workplace where diversity is celebrated and inclusion is part of our everyday culture.
Our employee-led networks champion LGBTIQ+ inclusion, promote gender equality, accessibility and wellbeing, inspire giving and volunteering, and celebrate cultural and religious events, creating a sense of belonging for all.
As an AWEI Bronze employer and member of the Champions of Change Coalition for gender equality, we're committed to a fair and inclusive workplace where everyone can thrive.
Your Team
The Cyber Security team protects ASX's systems, data and critical services through cyber governance, risk management, security engineering, identity security and threat response.
The broader Cyber Security purpose is to strengthen cyber resilience and ensure the security, integrity and availability of ASX's information assets and critical market infrastructure.
Your responsibilities
Lead the proactive cyber defence strategy,



ensuring effective protection against cyber threats and attacks with a focus on minimising attacker dwell time and maximizing business survivability.
Provide leadership and oversight of Security Operations Centre (SOC), threat detection, monitoring, and incident response functions.
Direct specialised engineering functions, leveraging agentic AI to accelerate automated detection, triage, and response at scale.
Elevate Threat Intelligence & Proactive Hunting, focusing on critical enterprise risks and establish an AI-assisted threat hunting function.
Drive continuous improvement of cyber defence capabilities, technologies, processes, and operating models.
Oversee threat intelligence, threat hunting, and adversary detection activities to proactively identify emerging risks.
Lead the response to cyber security incidents, coordinating containment, eradication, recovery, and post-incident reviews.
Ensure effective management of cyber defence tooling, including SIEM, SOAR, EDR/XDR, attack surface management, and security analytics platforms.
Develop and maintain cyber resilience capabilities, including monitoring, response, recovery, and crisis management preparedness.
Establish metrics, reporting, and dashboards to measure cyber defence effectiveness and communicate risk to executive stakeholders.
Partner with technology, risk,



and business teams to strengthen cyber controls and reduce organisational cyber risk exposure.
Manage third-party security operations providers and strategic cyber defence partnerships.
Build, mentor, and lead a high-performing cyber defence team while fostering a proactive security culture.
Support regulatory, audit, and compliance requirements through effective security monitoring, incident management, and evidence collection.
Your experience and qualifications
Must have
Experience: 10+ years in technology with 5+ years in IT leadership and 5+ years specialising in Cyber Security.
Domain Expertise: Deep technical mastery in SOC operations, incident response, vulnerability management, threat intelligence, and offensive tradecraft (Red/Purple teaming).
Executive Translation: Strong ability to translate complex threat telemetry, adversary insights, and exposure metrics into strategic business narratives for Executives and the Board.
AI Integration: Proven background embedding agentic AI, detection-as-code, and automation into up-to-date operational security workflows.
Nice to have
Experience within financial services, market infrastructure, banking, payments, clearing or other high regulated environments.
If you need any adjustments during the application or interview process to help you present your best self, please let us know at .
We will arrange for successful candidates to have background checks, including reference and police checks, completed as part of the on-boarding process.
To be considered for this position, candidates must be legally authorised to work in Australia on a permanent basis without any restrictions.
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📌 Senior Manager, Cyber Defence And Engineering (Sydney)
🏢 ASX Operations
📍 Sydney