Principal Mechanical Engineer- Data Centres

Company Description

Work with Us. Change the World.

At AECOM, we’re delivering a better world. Whether improving your commute, keeping the lights on, providing access to clean water, or transforming skylines, our work helps people and communities thrive. We are the world's trusted infrastructure consulting firm, partnering with clients to solve the world’s most complex challenges and build legacies for future generations.

There has never been a better time to be h accelerating infrastructure investment worldwide, our services are in great demand. We invite you to bring your bold ideas and big dreams and become part of a global team of over 50,000 planners, designers, engineers, scientists, digital innovators, program and construction managers and other professionals delivering projects that create a positive and tangible impact around the world.

We're one global team driven by our common purpose to deliver a better world. Join us.

AECOM is seeking a Principal Mechanical Engineer to join our Buildings & Places sector, specializing in data centre design and delivery.

As a technical leader and ambassador for AECOM's data centre practice, you'll represent our expertise across the EMEA region and contribute to our global network. You'll lead mechanical engineering projects within multidisciplinary teams, drawing on your proven experience delivering complex data centre facilities for leading technology clients.

This is a strategic role created in response to our sustained growth in the Technology and Data Centre sector. You'll be instrumental in strengthening AECOM's position as a trusted partner in the Hyperscale and Co-location markets, both regionally and globally. Your contributions will extend beyond project delivery to include thought leadership and shaping our sector's strategic direction.

Working from either our St Albans or London office, you'll join a dynamic team experiencing significant expansion. This role offers the chance to develop your career with a company that delivers both specialist and integrated multidisciplinary solutions to data centre clients.

• Extensive technical delivery experience on data centre projects for technology firms
• A proven track record of successful project delivery as a Principal Engineer
• The ability to lead technical teams and collaborate across geographies
• Ambition to contribute to thought leadership and strategic growth

• Chartered Engineer or Architect (or equivalent professional qualification)
• Extensive experience in data centre design and/or project management
• Proven experience in leading multi‑disciplinary teams on complex data centre projects
• Strong understanding of permitting processes, building systems, regulations, and construction methodologies
• Ability to manage multiple projects and meet tight deadlines in a dynamic environment
• Willingness to travel as required
• Excellent communication, interpersonal, and presentation skills

• Degree in Architecture, Mechanical or Electrical Engineering or related field
• Uptime Institute Accredited Tier Designer or Accredited Tier Professional
• Working knowledge of Revit and digital design workflows
• A clear work history and proof of professional development and learning

AECOM is the world’s trusted infrastructure consulting firm, delivering professional services throughout the project lifecycle – from advisory, planning, design and engineering to program and construction management. On projects spanning transportation, buildings, water, new energy and the environment, our public‑ and private‑sector clients trust us to solve their most complex challenges. Our teams are driven by a common purpose to deliver a better world through our unrivaled technical and digital expertise, a culture of equity, diversity and inclusion, and a commitment to environmental, social and governance priorities.

You will have the flexibility you need to do your best work with hybrid work options. Whether you’re working from an AECOM office, remote location or at a client site, you will be working in a dynamic environment where…