Graduate Mechanical Engineer - Buildings - 2026 (Cardiff)

Stantec Consulting International Ltd.; Cardiff; On-site; GBP 60,000 - 80,000; Full time

Job summary

A leading engineering firm in Cardiff is looking for a Graduate Mechanical Engineer to join their 2026 Graduate Programme. You will work on various live projects and design mechanical services while collaborating in a supportive team environment. Fresh graduates with a relevant engineering degree who are adaptable and problem-solvers are highly encouraged to apply. The role offers a competitive salary and a permanent contract.

Benefits

Competitive salary

Private medical insurance

Holiday buy and sell

Group income protection

Life assurance

Professional progression plan

Qualifications

• Degree and/or master’s qualification in a relevant engineering subject.
• Keen interest in engineering industry.
• Ability to work collaboratively.

Responsibilities

• Working on live projects in various sectors.
• Design mechanical services and calculations.
• Produce detailed designs and drawings.
• Participate in client meetings.

Skills

Mechanical services design

Revit

3D BIM modelling

Problem-solving

Collaboration

Education

Degree in mechanical engineering, electrical engineering or building services engineering

Tools

Revit

3D BIM modelling software

Job description

Application Deadline: Recruitment is ongoing. Please apply as soon as possible as the advert may close once we have sufficient applicants.

We're looking for a Graduate Mechanical Engineer to join our progressive, award-winning Mechanical & Electrical Engineering team in our Cardiff office, joining our 2026 Graduate Programme, where you'll be delivering sustainable projects for our communities, planet and society.

This is a fantastic opportunity to join a team which specialises in the delivery of building services, energy and sustainability services, where we offer a fresh approach by getting involved early, working collaboratively with the design team, guiding design development and using our expertise to help clients make key decisions – an approach that always results in a building that delivers.

As a Stantec graduate, you will collaborate with your team and wider cohort, developing your expertise within an exciting and creative interdisciplinary environment and will benefit from strong support from both office and technical colleagues, as well as significant guidance from senior staff within our open and collaborative culture.

Your role:

• Working on live projects from the start in a variety of sectors from healthcare to education
• Mechanical services design and calculations
• Working with supervisors on scheme design concepts
• Using Revit and 3D BIM modelling software in design production
• Design co-ordination with other professional disciplines
• Producing detailed designs and drawings
• Input into or development of energy and sustainability strategy and dynamic thermal modelling
• Participating in design team and client meetings
• Undertaking site visits or surveys
• Researching and implementing new technologies
• Continuous CPD and learning opportunities
• Your typical work might include Heating, Ventilation, Air Conditioning and Control Systems, above ground drainage systems and hot and cold-water services.

About you:

At Stantec, we value your potential over past experience. Along with a degree and/or master’s qualification in a relevant mechanical engineering, electrical engineering or building services engineering subject, and a keen interest in our industry, we’d love to receive your application if you are:-

• An Adapter - You\'re able to remain calm in new and changing situations, comfortably switching between a variety of dynamic and exciting tasks.
• A Perseverer - You stay composed in the face of setbacks, approaching challenges with confidence and determination.
• A Collaborator - You work effectively with lots of different people, considering others’ perspectives to shape better outcomes.
• A Problem-Solver - You love to give your thoughts based on what you see, being unafraid to challenge conventional thinking.

Please note, we ask our graduates to come into the office 4 days per week, to ensure that colleagues are able to provide the appropriate level of support.

What we can offer you:

• A competitive salary
• Private medical insurance
• A range of benefits, including holiday buy and sell, group income protection and life assurance
• Permanent employment contract to demonstrate our commitment to your long-term career at Stantec
• Professional progression plan, supporting you to attain professional status
• A supportive and collaborative team environment and Early Careers peer group and wider ERG network

Applicants must have an unconditional right to live and work in the UK for an indefinite period without limitation.

Please take a look at our Graduate FAQs if you have any questions. We look forward to receiving your application!

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