Principal Mechanical Engineer

Principal Mechanical Engineer – Data Centres

Dublin, Ireland | €95,000–€125,000 + bonus + benefits

Data centre experience within an engineering design consultancy is essential.

Hybrid working

An opportunity for an experienced Principal Mechanical Engineer to take a leading role in the design and delivery of major data centre projects within a specialist engineering consultancy.

This position is suited to a technically strong engineer who can take ownership of complex mechanical designs while leading project delivery, coordinating multidisciplinary teams and building trusted client relationships.

The role

• Lead mechanical design across data centre projects, from concept and detailed design through construction and commissioning.
• Take responsibility for critical cooling systems, including chilled water, chillers, CRAHs/CRACs, AHUs, pumps and heat rejection.
• Develop and review mechanical calculations, specifications, schematics, equipment selections and technical reports.
• Lead design coordination with electrical, CSA, fire protection and BMS teams.
• Manage project programmes, deliverables, resources, technical quality and competing priorities across multiple projects.
• Review contractor designs, technical submissions, RFIs and vendor proposals, providing construction-stage technical support.
• Lead client and design meetings, manage technical risks and oversee scope changes and commercial considerations.
• Mentor and review the work of engineers and junior team members, maintaining high technical and delivery standards.

What we're looking for

• Proven data centre experience is essential, ideally across hyperscale, colocation or other large-scale mission-critical projects.
• Previous experience within an engineering design consultancy or MEP consultancy is essential. Candidates whose experience is primarily in facilities operations or contractor-side delivery will not be suitable.
• A strong background in mechanical or building services design, with the ability to take personal ownership of complex mechanical design packages.
• Extensive knowledge of data centre cooling, HVAC, chilled water systems, mechanical plant and resilient design principles, including N+1 and 2N.
• Experience leading mechanical workstreams, coordinating engineers and managing project delivery against programme, scope and budget.
• Strong client-facing, communication and technical leadership skills.
• A degree in Mechanical Engineering, Building Services Engineering or equivalent.
• Chartered Engineer status, or progress towards chartership, is advantageous.
• Knowledge of liquid cooling, PUE, heat recovery, ASHRAE and EN 50600 would be beneficial.

The opportunity

• Salary of €95,000–€125,000, depending on experience.
• Work on major data centre projects across Ireland and Europe.
• Take ownership of complex technical challenges and lead mechanical design delivery.
• Develop your career within a growing specialist engineering consultancy.

Location: Dublin, Ireland.

If you're an experienced Mechanical Principal Engineer with a background in data centre design consultancy, or a Senior Mechanical Engineer ready to step up, get in touch for a confidential discussion. APPLY NOW! kelly@networktalentpartners.com