Senior Engineer - Mechanical (Data Centres)

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

Benefits offered by this job

Flexible Fridays

9-day fortnight

Pension

Healthcare

Gym membership

Travel expense coverage

Job summary

Ethos, a multidisciplinary consultancy, is seeking a Senior Mechanical Design Engineer to lead mechanical services projects across the EMEA region from concept through handover. You will mentor staff, ensure QA, and coordinate with clients and design teams, applying CIBSE, ASHRAE, BS, IS, and EN standards using AutoCAD, REVIT, Bluebeam, and MS Office.

The role offers a hybrid Dublin-based office arrangement, flexible Fridays and a nine-day fortnight, with a portfolio spanning data centres,

Qualifications

• Bachelor's degree in Mechanical Engineering or related field.
• 5+ years of experience with data centres, industrial, high tech, commercial or healthcare engineering projects.
• Strong knowledge of CIBSE, ASHRAE, BS, IS and EN standards.

Responsibilities

• Lead mechanical services design on projects from concept to completion.
• Prepare detailed tender packages and reports.
• Ensure design quality with QA checks before handover.
• Mentor and guide engineering staff.
• Collaborate with clients and design teams to define project scopes.

Skills

Project leadership

Client relationship management

QA & quality control

Emerging technologies awareness

Excellent communication

Mentoring engineering staff

CIBSE/ASHRAE/BS/IS/EN standards

Microsoft Office proficiency

Team coordination

Education

Bachelor's in Mechanical Engineering

Tools

AutoCAD

REVIT

Bluebeam

Microsoft Office

Job description

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 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

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

About You

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

Why Join Us?

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

We offer:

• Flexible Fridays and a 9-day fortnight working schedule - enjoy every second Friday off to maintain work-life balance.
• A culture that values flexibility, learning, and teamwork, with clear progression pathways and support toward professional accreditation.
• Opportunities to work alongside some of the most experienced engineers in the industry, within a forward-thinking, technology-driven consultancy.

Benefits:

• Flexible working times
• 20 Days holidays up to 25 days
• Pension Scheme
• Refer a Friend scheme
• Healthcare check-ups and flu vaccinations
• Gym / Fitness membership Allowance
• Subsidised Health Insurance Allowance
• Working travel out-of-pocket expenses
• Travel tax scheme or bike-to-work scheme
• Regular training/mentoring / further college support
• Support for Chartership
• A Professional Subscription Fee paid by the company
• Paid Statutory Leaves
• Heavily subsidised social committee