Principal Mechanical Water Design Engineer

Company: Carrington West
Apply for the Principal Mechanical Water Design Engineer
Location: Cambridge
Job Description:

Principal Mechanical Engineer

Shape the Future of Our Cities and Environments

Our client is seeking an experienced and dynamic Principal Mechanical Engineer to join their Design & Advanced Technology (D&AT) team. As part of a talented, multi-disciplinary group, you will be at the forefront of delivering innovative and iconic projects within the Water market. This is an opportunity to work on cutting-edge engineering projects that have a global impact, contributing to critical UK infrastructure both domestically and internationally.

This role offers you the chance to make a significant impact, playing a key role in transformational programmes while delivering industry-leading solutions throughout the project lifecycle.

Location: Hybrid working available (3 days per week office/site-based)Type: ContractRate: £68 per hour

Your Role

As a Principal Mechanical Engineer, your responsibilities will include:

  • Leading a team of Mechanical engineers in delivering technical design work on complex, multi-disciplinary projects, adhering to national and project-specific design codes and standards, with a focus on pumping systems and water & wastewater treatment design.
  • Producing and reviewing technical deliverables, such as design reports, drawings, calculations, and scopes of work.
  • Providing technical input into Mechanical aspects of projects, working alongside the project management team to ensure timely delivery and adherence to budgets and key milestones.
  • Collaborating with clients, operational teams, and other internal teams to provide integrated solutions across projects.
  • Mentoring junior engineers and contributing to the growth of the Mechanical Engineering capabilities within the team.
  • Working independently with minimal technical guidance, exercising sound judgement in solving complex problems, and providing guidance to junior team members.
  • Supporting bid proposals with technical expertise.
  • Delivering integrated design solutions in collaboration with a multi-disciplinary team across the UK and overseas.
  • Adhering to quality assurance standards by reviewing both your work and that of others.

About You

The ideal candidate will possess the following qualifications and skills:

  • A degree in Mechanical Engineering (or equivalent).
  • Preferably a Chartered or Incorporated Mechanical Engineer.
  • Proven experience coordinating or managing a Mechanical engineering design delivery team within a consultancy, especially in a multi-disciplinary environment.
  • A broad perspective and innovative approach to design challenges.
  • Comprehensive knowledge and practical experience in the design integration of mechanical systems, including pumps, blowers, screens, and chemical dosing systems.
  • Thorough understanding of current UK design standards, relevant legislation (such as CDM and DSEAR), and industry best practices.
  • Strong proficiency in analytical software and related tools.
  • Experience in the Water market is essential.
  • Excellent communication skills, with the ability to clearly convey technical concepts to diverse, multi-disciplinary teams.
  • A proactive, highly motivated mindset with a collaborative approach to drive team success across projects.

If you are an accomplished Mechanical Engineer with a passion for delivering impactful projects in the Water sector, this is an exciting opportunity to further develop your career and make a significant contribution to the future of engineering. Apply now to join our client’s team and be part of delivering transformative projects.

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Posted: April 15th, 2026