Data Centre Cooling Design Lead: Senior Mechanical Engineer

ZeroOne; Leinster; Hybrid; EUR 70,000 - 110,000; Full time

Benefits offered by this job

Pension contribution

Direct mentorship from Directors

Certification support

Job summary

ZeroOne is seeking a hands-on Senior Mechanical Engineer to lead the design and delivery of complex cooling systems for Europe‑wide data centre projects. You will mentor Intermediate and Graduate engineers and shape technical standards within a growing consultancy.

You will report to the Associate Mechanical Engineer and work in a hybrid Dublin setting, collaborating with the Mechanical Director to influence project direction.

Qualifications

• Degree in Mechanical Engineering or Building Services required.
• 5+ years of mechanical design experience, preferably in data centre projects.
• Chartered Engineer status or progression towards chartership is desirable.

Responsibilities

• Lead detailed mechanical design of HVAC, chilled water, CRAC/CRAH, and related cooling systems.
• Prepare specifications, calculations, schematics, and project reports.
• Review junior engineer outputs and ensure technical excellence.
• Manage day‑to‑day delivery of mechanical packages and coordinate with teams.
• Coordinate with electrical teams for fully integrated M&E design; attend client/site meetings.
• Provide coaching to Intermediate and Graduate engineers.

Skills

Mechanical design

Team mentoring

Project coordination

Problem solving

Communication

Education

Bachelor's degree in Mechanical Engineering or Building Services Engineering

Tools

AutoCAD

Revit

Bluebeam

P&ID software

Job description

ZeroOne is seeking a hands-on Senior Mechanical Engineer to lead the design and delivery of complex cooling systems for Europe‑wide data centre projects. You will mentor Intermediate and Graduate engineers and shape technical standards within a growing consultancy.

You will report to the Associate Mechanical Engineer and work in a hybrid Dublin setting, collaborating with the Mechanical Director to influence project direction.