Louise Mahon is an accomplished cybersecurity and telecommunications professional with over two decades of experience across public and private sectors. She currently serves as the Security Services Lead at CIÉ – Córas Iompair Éireann, where she has led the organization’s security initiatives since 2021, strengthening cyber resilience and overseeing critical infrastructure protection.
Prior to her current role, Louise was a Cybersecurity Specialist at Ardagh Group, a global leader in sustainable packaging, where she was instrumental in enhancing security posture and implementing robust cyber defense strategies.
Louise began her career in the Irish Defence Forces, where she served with distinction for over 21 years, rising to the role of Senior Telecommunications Engineer Technician. In this position, she gained deep expertise in secure communications, network infrastructure, and defense-grade technologies—skills that laid the foundation for her transition into cybersecurity leadership roles in the civilian sector.
With a strong track record of operational excellence, strategic leadership, and technical depth, Louise continues to drive forward-thinking security strategies in complex environments.