The Senior Systems Administrator is responsible for the smooth running, security, and optimisation of IT systems at Mergon International and the Mergon Group Head Office in Castlepollard. This is a hands-on role requiring strong technical administration skills, ERP knowledge, and the ability to deliver IT services in line with business priorities. The role combines day-to-day systems administration with strategic input: supporting the use of ERP systems, driving automation, ensuring data governance and actively scanning the market for new technology trends to recommend improvements. You will also work as part of a global IT team, collaborating with other Systems Engineers and IT Managers across Mergon’s worldwide operations to share best practice, align standards, and deliver group-wide initiatives.