Senior Mechanical Project Engineer – Data Centre Retrofits

Ethos Engineering; Dublin; Hybrid; EUR 90,000 - 120,000; Full time

Benefits offered by this job

Flexible Fridays

9-day fortnight

Pension Scheme

Chartership support

Training & accreditation

Hybrid working

Job summary

Ethos Engineering seeks a Senior Project Engineer - Mechanical to lead live data centre upgrades, including M&E refurbishments, capacity increases and technology refreshes across EU markets.

You will design, specify and deliver mechanical systems, coordinating with clients, contractors and internal teams while ensuring zero operational disruption in live environments. Chartered engineer status is highly valued.

Qualifications

• Degree in Mechanical Engineering.
• 8+ years in building services/MEP with data centre focus.
• Experience with live facilities, brownfield upgrades or phased refurbishments.
• Chartered Engineer status or working toward Chartership.
• Strong knowledge of Irish/EU regulations; LEED/BREEAM a plus.

Responsibilities

• Lead mechanical building services upgrades in live data centre environments.
• Develop retrofit design strategies, including outage planning and resilience design.
• Perform technical due diligence and capacity assessments (power, cooling, space).
• Prepare detailed design drawings, schematics, schedules, reports and tender docs.
• Manage scope, budget, programme and contracts; mitigate risks in live environments.
• Liaise with clients, contractors and vendors to meet project goals without disruption.
• Drive QA and governance across projects following live-environment protocols.
• Mentor junior engineers and support business development through proposals.
• Lead phasing for live cooling/HVAC upgrades to keep critical infrastructure online.

Skills

Mechanical design

Live data centre

AutoCAD

Revit MEP

Bluebeam

PUE optimization

Stakeholder management

Project leadership

Education

Bachelor/MSc Mechanical Engineering

Chartered Engineer status or in progress

Tools

IES/HAP software

Bluebeam Revu

Microsoft Office

Job description

Ethos Engineering seeks a Senior Project Engineer - Mechanical to lead live data centre upgrades, including M&E refurbishments, capacity increases and technology refreshes across EU markets.

You will design, specify and deliver mechanical systems, coordinating with clients, contractors and internal teams while ensuring zero operational disruption in live environments. Chartered engineer status is highly valued.