Job Description

At AIB, our values guide how we work and how we support each other. We’re looking for someone who puts Customer First, takes initiative and Owns the Outcome, and is always looking for ways to Eliminate Complexity. You’ll treat colleagues and customers with fairness and Show Respect, and you’ll thrive in a culture built on collaboration where we Be One Team to deliver meaningful impact.

Cyber Security Officer

Location/Office Policy: Central Park, Leopardstown, Dublin 18 / Hybrid (3 days onsite)

Would You Like To?

Lead and strengthen AIB’s cyber defence capability, protecting critical services, systems and data.

Shape how AIB responds to cyber threats, incidents and vulnerabilities, driving effective action across a complex technology environment.

Influence cyber security at a Group level, working across security, technology and business teams to reduce risk and strengthen resilience.

What is the Role?

As Cyber Defence Lead, you will play a key leadership role within Enterprise Security & Resilience (ESR), part of Enterprise Delivery at AIB. Based in AIB’s ESR Fusion Centre in Central Park, Dublin, you will lead and strengthen our cyber defence capability, helping to protect the bank’s critical services, systems and data.

You will oversee key cyber defence activities including security monitoring, incident response, threat intelligence, vulnerability and exposure management and control assurance, working across security, technology and business teams to identify and reduce cyber risk and continually improve AIB’s security posture.

This is an opportunity to play a key role in protecting AIB’s customers, colleagues and critical services in an evolving cyber threat landscape. You’ll work across Enterprise Delivery and the wider organisation, using your cyber expertise to influence priorities, strengthen our defences and shape the future of our cyber defence capability.

Key Accountabilities:

• Lead and continuously improve AIB’s cyber defence capability, including security monitoring, incident detection and triage, threat intelligence, vulnerability and exposure management, attack surface reduction, investigations and control assurance.
• Lead cyber defence teams, providing clear direction, coaching and prioritisation while promoting accountability, collaboration and effective operational coverage.
• Oversee the management of cyber threats and incidents, ensuring material threats, vulnerabilities, exposures and control weaknesses are identified, assessed, escalated, contained and remediated effectively.
• Use security intelligence, tooling, telemetry and exposure data to inform decisions, prioritise risk and ensure appropriate treatment and remediation actions are taken.
• Strengthen governance and control assurance, maintaining effective procedures, playbooks, standards and risk-acceptance processes, supported by clear metrics, dashboards and senior management reporting.
• Work across AIB to strengthen cyber resilience, coordinating activity with technology, business teams, Group functions, subsidiaries, suppliers and specialist security teams, while supporting major incidents, crisis management, exercises, regulatory engagement and audit activity.
• Drive continuous improvement of AIB’s cyber defence capability, including improvement plans and the evaluation of emerging technologies such as AI-enabled security capabilities, with appropriate consideration of security, governance, privacy and operational risk

What you Will Bring:

• A degree in Computer Science, Cyber Security, Information Technology or a related discipline, or an equivalent combination of relevant education and experience.
• Demonstrated experience leading cyber security operations, cyber defence services or security functions within a large and complex organisation.
• Strong experience across cyber incident management, threat intelligence, vulnerability and exposure management, attack surface management and security investigations.
• Strong technical knowledge of security monitoring and incident response, cyber threat intelligence and threat hunting, together with experience using SIEM, SOAR, EDR, security analytics and investigation tooling.
• Knowledge across network, endpoint, cloud and application security, including identity, authentication and access management, data protection and encryption technologies.
• Knowledge of Windows, Linux, Active Directory and cloud services, together with security governance, risk and regulatory frameworks.
• Experience influencing senior stakeholders and operating within a highly regulated and complex technology environment.
• An understanding of AI-enabled security capabilities and the associated security, privacy and governance controls.
• Relevant cyber security, incident response, risk or technical certifications such as CISSP, CISM, CISA, GCIH or GCIA, or equivalent, are highly desirable.

Why Work for AIB:

We are committed to offering our colleagues choice and flexibility in how we work and live and our hybrid working model enables our people to balance their time between working from home and their designated office, subject to their role, the needs of our customers and business requirements.

Some of our benefits include;

• Market leading Pension Scheme
• Healthcare Scheme
• Variable Pay
• Employee Assistance Programme
• Family leave options
• Two volunteer days per year

Please click here for further information about AIB’s PACT – Our Commitment to You.

Key Capabilities

• Ensures Accountability
• Collaborates
• Drives Progress
• Depth of Technical Knowledge
• Technical Leadership

If you are not sure about your suitability based on any aspects of the role advertised, we encourage you to please contact the Recruiter for this role Sarah Lyons at careers@aib.ie for a conversation.

AIB is an equal opportunities employer, and we pride ourselves on being the first bank in Ireland to receive the Investors in Diversity Gold Standard accreditation from the Irish Centre for Diversity. We are committed to providing reasonable accommodations for applicants and employees. Should you have a reasonable accommodation request please email the Talent Acquisition team at careers@aib.ie.

Disclaimer:

Unsolicited CVs sent to AIB by Recruitment Agencies will not be accepted for this position. AIB operates a direct sourcing model and where agency assistance is required, the Talent Acquisition team will engage directly with our recruitment partners.

Application deadline: Monday 16th November 2026