Your role

We are seeking a versatile and experienced HVAC, Fluids, and Heating Systems Engineer to support projects from feasibility through detailed design and into site delivery. You will work closely with construction teams and multidisciplinary engineering functions, combining strong technical capability with practical site experience to deliver compliant, well‑integrated solutions.

Key responsibilities

Deliver HVAC and fluid systems design across feasibility, basic, and detailed design stages, including calculations, specifications, drawings, and Bills of Quantities.
Conduct site surveys and visits, providing technical support to construction teams and resolving issues to ensure design intent is achieved.
Coordinate with other engineering disciplines and ensure all designs comply with applicable codes, standards, and regulations, producing clear technical reports and presentations.

Your profile

We are looking for a Mechanical Engineer with strong experience in HVAC, heating, and fluid systems, covering feasibility through to detailed design and site delivery. The role requires a solid grounding in core engineering principles, hands‑on design capability, and the confidence to work collaboratively across multidisciplinary teams and construction environments.

Essential skills

Degree‑qualified in Mechanical, Chemical, or a related engineering discipline, with proven experience designing HVAC, heating, and fluid systems across all design stages.
Strong understanding of thermodynamics, fluid mechanics, and heat transfer, alongside proficiency in industry‑standard design tools and relevant codes and standards (e.g. ASHRAE, CIBSE).
Significant site and field experience, including surveys and construction support, with excellent analytical, problem‑solving, and communication skills.

Proactive, self‑motivated, and adaptable, with the ability to work independently or as part of a team while managing multiple priorities.
Highly organised, quality‑focused, and committed to safety in both design and site environments.

Make it real - what does it mean for you?

Open access to digital learning platforms
Active employee networks promoting diversity, equity and inclusion like OutFront, CapAbility or Women@Capgemini

Capgemini is proud to be a Disability Confident Employer (Level 2) under the UK Government’s Disability Confident scheme. As part of our commitment to inclusive recruitment, we will offer an interview to all candidates who

Declare they have a disability, and
Meet the minimum essential criteria for the role.
Please opt in during the application process.

Capgemini. Make it real.

Need to know

All roles will require a level of security clearance; BPSS OR Security Clearance OR Developed Vetting.
You can bring your whole self to work. At Capgemini building an inclusive future is part of everyday life and will be part of your working reality. We have built a representative and welcoming environment, for everyone.
The role will be Bristol based - 3 days a week on client site

About Capgemini

Capgemini is an AI-powered global business and technology transformation partner, delivering tangible business value. We imagine the future of organisations and make it real with AI, technology and people. With our strong heritage of nearly 60 years, we are a responsible and diverse group of over 420,000 team members in more than 50 countries. We deliver end-to-end services and solutions with our deep industry expertise and strong partner ecosystem, leveraging our capabilities across strategy, technology, design, engineering and business operations. The Group reported 2025 global revenues of €22.5 billion.

Make it real | www.capgemini.com