MECHANICAL ENGINEER in Cardiff

Energy Jobline ZR; Cardiff; Hybrid; GBP 40,000 - 50,000; Full time

Job summary

A leading engineering consultancy is seeking a Mechanical Engineer in Cardiff. The role involves delivering mechanical design for building services projects and requires strong technical skills, experience in consultancy, and a degree in Mechanical Engineering. The company offers hybrid working, competitive salary, and generous benefits including health and wellness options.

Benefits

Hybrid Working

Competitive salary

Health and wellness options

Continuous learning and development programme

Qualifications

• Experience in delivering mechanical designs within a consultancy or design-and-build environment.
• Familiarity with UK Building Regulations and industry standards.
• Organised and detail-oriented.

Responsibilities

• Deliver mechanical engineering design for building services projects.
• Coordinate mechanical services with other disciplines.
• Prepare and check calculations and drawings.

Skills

Mechanical designs delivery

Strong technical skills

Client focused

Positive collaborator

Education

Degree in Mechanical or Building Services Engineering

Working towards CIBSE or IMechE registration

Tools

IES

Revit

AutoCAD

Job description

Job Description

Mechanical Engineer

Application Deadline: 27 October 2025

Department: Built Asset Consultancy

Employment Type: Permanent - Full Time

Location: Cardiff

Title: M&E Engineer

Discipline: M&E Engineering

Sector: Built Asset Consultancy

Location: Cardiff (With Hybrid Working)

Why RLB?

We value your skills, talents and unique perspectives – they are priceless. Bring them to RLB and you'll be empowered to shape our future and your career in new and meaningful ways. We give opportunities on ambitious projects and provide a tailored training programme, mentoring, reverse mentoring, inclusive culture, hybrid work, family‑friendly policies.

Role Overview

Rider Levett Bucknall (RLB) is expanding its South region MEP design team. A focused and reliable Mechanical Engineer will support delivery of mechanical building services design. Contribute to projects, work with senior engineers, multidisciplinary colleagues, and clients to deliver robust, coordinated, compliant design solutions.

Responsibilities include delivering day‑to‑day mechanical engineering design on live projects, from feasibility through to detailed design and construction. Produce calculations, coordinate mechanical systems with other disciplines and develop technical drawings and specifications that meet project requirements.

Role Responsibilities

• Undertake mechanical engineering design for building services projects, including heating, ventilation, cooling, and domestic water systems
• Prepare and check calculations, drawings and specifications for concept, developed and technical design stages
• Coordinate mechanical services with other disciplines (architectural, structural, electrical, sustainability)
• Work closely with project leads and senior engineers to ensure technical compliance and quality assurance
• Support the development of design packages for tender and construction, including responding to contractor queries
• Contribute to internal technical reviews and team knowledge sharing
• Use tools such as IES, AutoCAD, and Revit to develop coordinated and accurate design outputs

Candidate Profile

The ideal candidate will deliver customer service excellence, demonstrate a positive proactive approach to the role with good commercial results and possess the following qualifications and attributes:

• Demonstrable experience in delivering mechanical designs within a consultancy or design‑and‑build environment
• Strong technical skills and familiarity with design tools (e.g. IES, Revit, AutoCAD)
• Good understanding of UK Building Regulations, CIBSE guides, and industry standards
• Organised, detail‑oriented, and capable of managing multiple deadlines
• Collaborative approach and willingness to learn from experienced team members

Qualifications

• Degree‑qualified in Mechanical or Building Services Engineering
• Ideally working towards professional registration (CIBSE or IMechE)

Experience

• Track record in a similar role
• Project design responsibility from feasibility through to detailed design and construction
• Use of relevant MS and design software

Behaviour Expectations

• Client focused, positive collaborator who shares knowledge freely and offers support to peers and seniors; strong willingness to learn
• Positive and proactive approach, committed to delivering customer service excellence with commercial results

Benefits

• Hybrid Working – flexible patterns to support work‑life balance; competitive maternity and paternity packages
• Competitive salary and generous holiday entitlement, with opportunity to purchase up to five extra days
• Health and wellness options: gym membership, cycle to work schemes; private healthcare insurance and medical support (including dental and eyecare vouchers)
• Continuous learning and development programme, APC and in‑house mentoring schemes
• Season ticket loan and professional membership subscriptions
• Opportunity to work on diverse projects across sectors and regions
• Social events, charity fundraising and volunteering activities

Equal Opportunities

We embrace a diverse and inclusive environment where everyone can be themselves, feel valued and supported. We aim to reflect the communities we serve and promote a diverse workforce.

Contact

If you require any reasonable adjustments during any stage of the application or interview process, please contact our recruitment team at [e-mail].

Apply

If you are interested in applying for this job please press the Apply Button and follow the application process. Energy Jobline wishes you the very best of luck in your next career move.