Principal Mechanical Engineer

Principal Mechanical Engineer - Data Centres
Dublin Data Centres

An international multidisciplinary engineering consultancy is seeking an experienced Principal Mechanical Engineer to join its growing team in Dublin. The consultancy delivers innovative engineering solutions across the built environment, with expertise in data centres and mission-critical infrastructure.

The Role:

As Principal Mechanical Engineer you will lead the mechanical design and delivery of major data centre and mission-critical projects, providing technical direction across cooling, ventilation and associated mechanical systems. You will drive innovative cooling strategies, oversee detailed design and technical assurance, and collaborate with multidisciplinary teams to deliver resilient, energy-efficient solutions capable of supporting next-generation AI and high-performance computing facilities.

Requirements:

• Degree in Mechanical Engineering or a relevant engineering discipline.
• Chartered Engineer status or equivalent professional accreditation.
• Significant experience in mechanical design for data centres or other mission-critical environments.
• Strong knowledge of cooling and heat rejection systems, redundancy strategies and mechanical equipment selection.
• Experience with high-density data centre environments, including AI/HPC cooling solutions.
• Proven ability to lead technical design, provide engineering assurance and guide multidisciplinary teams.
• Experience with relevant engineering codes of practice and international standards.
• Familiarity with 3D modelling, BIM and CDM 2015 regulations.

Benefits:

• Salary: €95k-€105k DOE
• Hybrid and flexible working arrangements.
• 25 days annual leave.
• Private healthcare and pension scheme.
• Life assurance.
• Professional memberships.
• Structured career development and progression opportunities.