Senior Mechanical Design Engineer (Data Centres) – Dublin | Mission-Critical Projects | Hybrid Working
Are you a Senior Mechanical Design Engineer with a passion for delivering cutting-edge data centre and mission-critical infrastructure projects? This is an opportunity to join a globally recognised engineering consultancy working at the forefront of sustainable, high-performance building design in Dublin.
The Role
As a Senior Mechanical Design Engineer, you will play a key role in the design and delivery of hyperscale and colocation data centre projects across Ireland and Europe. You’ll collaborate with multidisciplinary teams to create innovative, energy-efficient mechanical systems that meet the demands of modern digital infrastructure.
Key Responsibilities
• Lead the mechanical design of data centre and mission-critical projects
• Develop and review HVAC, cooling, and ventilation systems for high-load environments
• Produce detailed design calculations, specifications, and technical reports
• Collaborate with electrical, structural, and sustainability teams
• Engage with clients, contractors, and stakeholders throughout project lifecycles
• Ensure compliance with industry standards, codes, and best practices
• Support junior engineers and contribute to team development
Requirements
• Proven experience as a Mechanical Design Engineer within data centres or mission-critical environments
• Strong expertise in HVAC systems, cooling strategies (e.g. CRAH/CRAC, liquid cooling), and thermal modelling
• Proficiency in design tools such as Revit, AutoCAD, and IES or similar simulation software
• Solid understanding of sustainability, energy efficiency, and low-carbon design principles
• Excellent communication and stakeholder management skills
• Degree in Mechanical Engineering or Building Services Engineering (or equivalent)
• Chartered status (or working towards) is highly desirable
What’s on Offer
• Work on high-profile data centre projects shaping the future of digital infrastructure
• A collaborative and forward-thinking engineering environment
• Strong focus on innovation, sustainability, and professional development
• Competitive salary and benefits package
• Flexible and hybrid working options in Dublin
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At Spencer Ogden, we are dedicated to promoting diversity, equity and inclusion throughout our recruitment process. We encourage applicants from all backgrounds and are committed to making any necessary adjustments to ensure you can present your best self. If you require additional time for assessments, alternative application methods, or access to interview questions in advance, please let us know. We are open to any requests or suggestions and continually seek innovative ways to assess talent. As global recruitment experts in sustainability, natural resources and infrastructure we are working with our clients and candidates to create careers to power a sustainable future. Our priority is to ensure you feel supported, respected, and secure throughout your experience with us. #LifeAtSO