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Mechanical engineer - building services

Cardiff
Permanent
Rgb Network
Mechanical engineer
£32,000 - £55,000 a year
Posted: 3h ago
Offer description

Mechanical Engineer (Building Services)

Overview

Join a UK multidisciplinary property and construction consultancy delivering integrated engineering, design, and project solutions across the built environment.

You will be part of a collaborative building services team working within fully coordinated, multi-discipline project environments alongside civil, structural, architectural, and project management professionals.

This role offers exposure to full lifecycle project delivery from early-stage feasibility through detailed design and construction support across a wide range of sectors including commercial, residential, education, healthcare, and mixed-use developments.

The Role

This is a delivery-focused mechanical engineering position where you will be responsible for producing practical, coordinated, and commercially aware building services designs.

You will be expected to contribute across all project stages, working closely with internal teams to ensure engineering solutions are efficient, buildable, and aligned with client and project objectives.

Key Responsibilities

Deliver mechanical building services design from concept through to RIBA Stage 5
Design HVAC systems including heating, cooling, ventilation, and associated plant layouts
Undertake calculations including thermal loads, pipe sizing, duct sizing, and airflow strategies
Produce coordinated technical drawings, specifications, and design documentation
Work closely with internal multidisciplinary teams including civils, structural, architecture, and PM
Participate in design reviews, client meetings, workshops, and site visits
Ensure compliance with UK Building Regulations, CIBSE guidance, and British Standards
Develop coordinated designs within BIM environments using Revit
Support construction stage activities including technical queries, RFIs, and design changes
Contribute to design decisions with awareness of cost, programme, and buildability

Requirements

Degree in Mechanical Engineering, Building Services Engineering, or similar discipline
Experience within a consultancy or design-led building services environment
Strong understanding of HVAC systems and mechanical building services principles
Proficiency with Revit MEP, AutoCAD, and ideally IES VE or similar software
Working knowledge of UK Building Regulations and CIBSE guidance
Experience working within multidisciplinary project teams
Strong communication skills with the ability to engage internally and externally
Organised, proactive approach with strong attention to detail

Desirable Experience

Working towards Chartered (CEng) or Incorporated (IEng) status
Experience in BIM Level 2 / fully coordinated Revit project environments
Exposure to early-stage design and feasibility work
Experience across residential, commercial, healthcare, and education sectors
Understanding of low-carbon design principles and sustainable building strategies
Commercial awareness of cost and programme impacts on design decisions

Benefits

28 days annual leave plus bank holidays
7% employer pension contribution
Paid overtime
Flexible and hybrid working arrangements
Multiple UK office locations with regional flexibility
Strong support for professional development and chartership progression
Exposure to a wide range of complex UK building projects

Why Join

This is a technically engaging role within a fast-paced, multidisciplinary environment where engineers are trusted with responsibility early and expected to contribute to both technical design and project delivery outcomes.

You will gain exposure to coordinated, real-world engineering challenges across diverse sectors, with clear progression opportunities within a growing consultancy structure

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