Graduate Mechanical Engineer - Buildings - 2026 (Cardiff)

The OpportunityWith Every Community, Stantec Redefines What’s Possible.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 (see more on our ERGs here: Stantec Employee Resource Groups )

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 (Graduate Application FAQs) if you have any questions. We look forward to receiving your application!#NextGen #StantecCareers #UKGraduateAbout Stantec The Stantec community unites more than 32,000 employees working in over 450 locations across 6 continents. We have been working with our clients and communities in the UK for over 150 years. We plan, design, deliver and manage the development and infrastructure needed to support the creation of sustainable, healthy and prosperous communities. Our teams provide effective and relevant solutions, translating our clients’ vision into valued consents, deliverable plans for projects and programmes, and efficient designs for delivery, based on technical excellence and deep market insights. We deal with today’s challenges, but also keep a fairer, better tomorrow in sight, looking at how we deliver clean growth, support radical changes in our economy and meet the needs of future communities. Stantec provides equal employment opportunities to all qualified employees and applicants for future and current employment and prohibit discrimination on the grounds of race, colour, religion, sex, national origin, age, marital status, genetic information, disability, sexual orientation, gender identity or gender expression. We prohibit discrimination in decisions concerning recruitment, hiring, referral, promotion, compensation, fringe benefits, job training, terminations or any other condition of employment. Stantec is in compliance with laws and regulations and ensures equitable opportunities in all aspects of employment. Building an inspired, inclusive work environment that attracts, supports, and develops world-class talent is a crucial key to our success. If you are excited by this role but worry that your experience doesn’t exactly align, we encourage you to apply. At Stantec we want you to perform your best at every stage of the recruitment process and are committed to ensuring it is accessible to all. If you need any support or require adjustments to be made then please contact [email protected] and we will talk to you about how we can support you.