Senior Engineer - Mechanical (Data Centre Retrofit)

senior

EngineeringMechanical Engineer

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Quick Summary

Overview

About Ethos Ethos is a collaborative team of engineers, consultants, and creative thinkers designing and delivering data centre and energy infrastructure across the world's most dynamic markets.

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EngineeringMechanical Engineer

About Ethos

Ethos is a collaborative team of engineers, consultants, and creative thinkers designing and delivering data centre and energy infrastructure across the world's most dynamic markets. As a multidisciplinary consultancy, we combine technical expertise, creativity, and integrated delivery to lead complex, mission-critical projects.

Built on strong relationships, clear leadership, and a can-do mindset, Ethos is entering an exciting phase of growth, expanding our capabilities and taking on increasingly high-impact projects across EMEA and beyond.

Sustainability guides how we design, collaborate, and deliver, creating innovative solutions and lasting value for our clients and communities — making Performance Made Possible.

About the Job

As a Senior Mechanical Design Engineer, you will play a key role within Ethos’ Data Centre team, with a focus on retrofit projects across mission-critical data centre environments. You will also oversee projects across the EMEA region, managing the full project lifecycle from initial concept to client handover. You will confidently handle project delivery while building and maintaining strong client relationships. In addition, you will mentor and guide engineering staff, ensuring all team deliverables meet our quality assurance standards before handover. Proficiency in CIBSE, ASHRAE, BS, IS, and EN standards, as well as expertise in Microsoft Office, Bluebeam, AutoCAD, and REVIT, is essential for this role.

Responsibilities

~2 min read

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Lead mechanical services design on projects from concept stage to completion
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Specification and design of mechanical building services systems
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Continuous design and installation quality checks and control
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Provide fully detailed tender packages / tender reports / analysis / recommendations
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Uphold the mechanical design standards within the organisation
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Collaborate with the design team and clients to develop project scopes.
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Capable of taking the lead on projects with minimal input from management team
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Mentor and guide engineering staff.

About You

Candidates must be based in Ireland, the UK or the EU.

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Bachelor's degree in Mechanical Engineering, Building Services Engineer, or a related discipline
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5+ years experience with Data Centres, Industrial, High Tech, Commercial and/or Healthcare engineering projects
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Deep understanding of CIBSE, ASHRAE, BS, IS and EN Standards
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Working knowledge of Bluebeam, AutoCad and REVIT
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Any other engineering analysis software is an advantage
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Proficient in the use of Microsoft Office Suite
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Excellent communication, presentation, and organisational skills
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Experience leading & coordinating an engineering team in the successful delivery of projects
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Inquisitive about emerging technologies and their application in your role

Why Join Us?

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Join collaborative leaders – Work alongside experienced, approachable professionals who
combine technical excellence with calm, supportive leadership.
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Make a real impact – Contribute to mission-critical infrastructure projects that support the digital and energy transition across EMEA and beyond.
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Grow with us – As a rapidly growing consultancy, we offer opportunities to develop your skills, broaden your experience, and build your career.
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Shape a more sustainable future – Sustainability isn't an initiative—it's embedded in every project, every discipline, and every decision we make.