We are a global, independent, multi-disciplinary consultancy delivering sustainable engineering and design solutions across the built environment. With over 1,200 engineers and designers across 29 locations, we apply our expertise to local market conditions to deliver resilient, low-carbon engineering solutions. We are 100% partner-owned and are proud to have been named Building Magazine’s Engineering Consultant of the Year in 2024, 2022, and 2021.  

As part of this role, you will be joining our dedicated data centre team. Established in 2006, we have delivered over 2,000MW of capacity for our clients worldwide. In 2025, we were named Data Centre Consultancy of the Year by Data Centre Review and were ranked in the Top 10 by Data Centre Magazine in 2023. 

We’re looking for an experienced and client-focused Principal Engineer with mechanical design experience to join our data centre team.  

You will have excellent mechanical design and consulting experience, ideally from a highly technical background. Your previous project experience will demonstrate an ability to transition into our data centre sector. You do not need previous data centre experience to apply. Our data centre specialist designers will mentor you as you enter our internal DC101 programme. This will give all new joiners the skills, context, and mentors to successfully transition into the sector and grow your career in this exciting industry.  

You’ll play a leading role in some of the most high-profile data centre projects in the world. As part of our collaborative, multi-disciplinary team, you will drive the delivery of regional and global data centre projects. As part of the role, you’ll be engaging directly with clients, shaping technical strategies, as well as reviewing and developing designs for our projects. You’ll be trusted to take ownership of your work while being supported by a team of experienced engineers. 

As a Principal, you’ll also support the development of junior engineers, as well as contribute to project planning and fee proposals. In a leading role, you’ll help bring your technical expertise to the market and shape the direction of our growing team.  

Responsibilities 

• Deliver accurate mechanical design solutions including HVAC air-conditioning, chilled water, ventilation, equipment selections, public health, and building management services systems. 

• Produce mechanical designs, including HVAC and public health and building management services systems. 

• Prepare technical specifications, schedules, calculations, project reports, and supporting documentation. 

• Conduct site inspections and surveys to inform design development. 

• Develop detailed and coordinated design solutions in collaboration with multi-disciplinary teams. 

• Contribute to internal and external project meetings, providing mechanical expertise and updates. 

• Assist with fee proposals and business development activities as required. 

• Collaborate with colleagues across regional and international offices on project delivery. 

We’re looking for a qualified engineer educated to a degree level in Mechanical Engineering, Building Services Engineering, or a related technical discipline. You may be Chartered or working towards it, either way, we’ll support your career path.  

You’ll have gained experience in a consulting engineering role and now looking to take this into a new challenge with greater responsibility and impact. We value engineers who bring initiative, problem-solving, and a collaborative mindset to their work.  

You don’t need previous data centre experience. Our DC101 programme has been designed to provide in-depth technical training alongside your projects to ensure new joiners can succeed in the industry. This programme has led to multiple award wins and nominations for talent development across the data centre sector.

Job Description 

Your career at Cundall - Critical systems - Publications - Cundall

We know that to be the best at what we do we need a diverse workforce underpinned by an inclusive culture. Creating environments where everyone can find joy doing their best work is also great for everyone. That’s why we positively welcome applications from people of all backgrounds and identities, and encourage, support, and celebrate the diverse voices of our people.

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