Allan Cahill in

Allan Cahill

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Chief Information Security Officer at Aer Lingus
📍 Dublin, County Dublin, Ireland

Allan Cahill is the Chief Information Security Officer at Aer Lingus, with over two decades of experience in cybersecurity and IT leadership at global firms like Aptiv. A Dublin City University graduate, he specializes in cyber risk, compliance, and operating model transformation, focusing on building secure, business-aligned solutions.

He is passionate about creating collaborative, high-performing teams and actively mentors team members. He strives to build strong partnerships to foster a culture of shared responsibility for security throughout the organization.

He recently earned a certification in the Foundations of AI Security, reflecting his focus on leveraging technology to innovate and work smarter.

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Experience
24 Years
Current Role
Chief Information Security Officer
Job Level
Leadership
Location
Dublin, County Dublin, Ireland
Personality Overview

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Communication Style
Decision Approach
Work Preference

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Priorities

Topics Allan cares about

AI in Cybersecurity
He recently completed a certification in AI security and aims to leverage AI and technology to help his team work smarter, not just harder.
Building Cyber Teams
He is actively hiring and building out the cybersecurity team at Aer Lingus, seeking proactive engineers who want to reimagine their roles.
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Career

Work history

11-2025
Chief Information Security Officer
Aer Lingus
12-2020 - 11-2025
Executive Director of Enterprise Cybersecurity
Aptiv
9-2020 - 12-2020
Director of IT Security
Aptiv
4-2018 - 9-2020
Snr Manager, Enterprise Cybersecurity
Aptiv
3-2014 - 3-2018
Head of Secure Identity & Information Solutions Practice
Ward Solutions
In the press

Media appearances

Cahill steps into Aer Lingus breach. Featured in The Irish Times
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Education
1996 - 2000
B.SC
Dublin City University
Social presence
in
Behavioral profile

DISC profile (public)

DISC behavioral profile

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