Principal Mechanical Engineer

CompanyWaterman Group

LocationLondon, England, United Kingdom

Posted At3/9/2026

UK Visa Sponsorship Analytics

Occupation Type

Metal working production and maintenance fitters

Occupation Code Skill LevelMedium Skilled

Sponsorship Salary Threshold

£41,700 (£21.38 per hour)

Standard minimum applies

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Description

Are you a Mechanical Engineer looking to take the next step in your career? Would you like to get involved with delivering some of the world’s most exciting projects and join a dynamic, growing team who are at the forefront of sustainable design? If so, we want you to join our Building Services team in London!

Based in our office a stone’s throw from Borough Market in the heart of Southwark’s thriving Bankside, our welcoming and diverse team are working on some of the most prestigious and innovative projects in the UK and across the world. From sustainability-focused offices and commercial premises to cutting-edge healthcare facilities and from award-winning retail developments to major new residential communities, you’ll have the opportunity to play a major role in delivering schemes across a huge range of sectors.

As a Principal Mechanical Engineer you will be involved in a range of projects from small site surveys through to multi-million-pound schemes, with a varied workload you will need to exhibit the autonomy to work individually as well as reporting to and having the support of the project Associate or Director and other team members. You will provide support as part of a team in delivering projects effectively, whilst maintaining technical performance standards.

Working as a key member of the team, you will be provided with the autonomy to design Mechanical services in many sectors of the industry and be client facing, representing the company at

all levels.

To fulfil this role, you will need to be degree qualified, or in the process of obtaining your degree (or equivalent), demonstrate suitable design experience in the building services sector (preferably across a variety of sectors) and be an effective communicator, both verbally and in the production of reports and specifications.

Within Waterman we now carry out our projects in the 3D environment and are rolling out StabiCAD design tool across all offices. While a detailed knowledge of this software is not a essential (training will be provided) an awareness of working in a 3D environment is, as is a knowledge of cable sizing and lighting design software.

As well as a competitive salary, Waterman has a friendly and professional working environment with a strong team spirit, offering opportunities to work on a variety of projects with many blue-chip clients. Waterman promotes the development of individuals skills and offer career progression opportunities.

Qualifications

Although we’re happy to consider applicants with more or less experience, you’ll ideally have qualifications, experience or skills in the following areas:

Have a relevant degree or equivalent for a career in building services engineering

You will have experience in using recognised design software tools such as REVITT and ideally have exposure to MagiCAD

Have great communication skills that can adapt both to external parties and clients but also within the team

Understand project needs and be able to manage the full delivery

You will have recognised qualifications in Mechanical services design and either be working towards Chartered Status, or have an interest in doing so

Be able to work both autonomously and as part of a team in support to deliver projects

Experience of people management is desirable

Future flexibility will be needed for regular co-operation, travel and inter-office working

In house expertise for Mechanical enquiries

What’s On Offer For You As Mechanical Engineer

An opportunity to join a multi-disciplinary team in a leading consultancy
Competitive salary and benefits package
Excellent future career opportunities
26 days holiday per year, rising to 31 days with loyalty days, plus bank holidays
Hybrid working arrangements
Fantastic training and development culture

Access to mentoring support from industry experts

Opportunity to play a key role in exciting and varied projects

Opportunity to be client facing and the chance to get involved with business development and marketing activities

Fast-tracked career progression for the right candidates

To apply, please send your CV and a covering letter explaining why you’d be a great fit for our team to , or complete and submit the form below. All applications will be treated in confidence. Waterman is an equal opportunities employer and values diversity.

About Waterman Group

Waterman Group is a multidisciplinary consultancy providing private and public sector clients with sustainable solutions to meet the planning, engineering design and project delivery needs of the property, infrastructure, environment, and energy markets.