Senior Mechanical Engineer at Dornan Engineering Services, Dublin

Job Title

Dornan Engineering Group is a leading international engineering contractor delivering high-value projects across Europe, UK & Ireland. Based in Dublin, this is an exciting opportunity to join our growing data centre division as a senior mechanical engineer, reporting into our engineering lead on site. 

• Extensive experience in mechanical engineering within the construction industry, preferably on large-scale Data Centre, Pharmaceutical, Industrial, or Mission Critical projects.
• Strong understanding of mechanical building services systems including HVAC, chilled water, heating, ventilation, pipework, and associated plant.
• Proven ability to coordinate design, procurement, installation, testing, and commissioning activities through all phases of project delivery.
• Experience working within fast-paced project environments while managing competing priorities and maintaining programme targets.
• Sound commercial awareness with an understanding of project budgets, change management, and cost control.
• Strong knowledge of Health, Safety, Quality, and Environmental standards, with a commitment to promoting a positive safety culture.
• Excellent communication and stakeholder management skills, with experience coordinating across clients, consultants, subcontractors, and multidisciplinary project teams.
• Demonstrated ability to mentor and develop junior engineers, supporting team growth and high-performance project delivery.

• Degree in Mechanical Engineering, Building Services Engineering, or a related engineering discipline.
• Previous experience delivering mechanical packages on major construction projects, ideally within the Data Centre sector or other technically complex environments.
• Strong understanding of mechanical design principles, commissioning processes, and quality assurance requirements.
• Proficiency in reviewing technical drawings, specifications, and contractor submittals.
• Knowledge of industry standards, regulations, and best practices relevant to Data Centre and Building Services projects.
• Membership of a recognised professional institution such as Engineers Ireland, CIBSE, IMechE, or working towards Chartered Engineer status would be advantageous.

For a confidential discussion or to learn more about the role, please email (url removed) or call +(phone number removed) 

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