Mechanical Building Services Engineer

MOTT MACDONALD; Cambridge; Hybrid; GBP 45,000 - 65,000; Full time

Benefits offered by this job

Private medical insurance

Pension contributions matching 4.5–7%

Life assurance up to 4x salary

Income protection

Job summary

Mott MacDonald in the UK is seeking a Mechanical Building Services Engineer to join our Building Services team on a range of private and public sector projects, including major frameworks and infrastructure work. The role offers varied challenges, career progression, and the chance to develop your skills in a collaborative environment.

The ideal candidate will have a building services mechanical design background, BIM proficiency, and a degree in building services engineering, with active

Qualifications

• Experience of mechanical engineering in the built environment, preferably within a consultancy business.
• A degree in building services engineering specialising in mechanical services.
• Actively working towards chartership.
• Up to date knowledge of current building regulations, legislation and standards applicable in building/infrastructure design environments.
• Highly competent user/ knowledge of industry recognised software and mechanical engineer design tools including NBS specifications and IES/ TAS/ H2X.
• BIM knowledge and experience.
• Self-motivated, with the ability to work on own initiative and the confidence to make decisions.
• Ability to work well collaboratively, both internally and with external partners and sub-contractors.

Responsibilities

• Prepare and review mechanical services design documentation and specifications for project stages.
• Conduct detailed surveys of mechanical services to establish status and inform design proposals.
• Produce and review mechanical design drawings and calculations (HVAC, water, drainage).
• Produce fee estimates for work elements.
• Advise on energy consumption and opportunities to improve energy performance.
• Monitor design and project management of building services elements within agreed programmes.
• Ensure compliance with CDM regulations and standards.
• Mentor junior mechanical engineers and apprentices.

Skills

Mechanical design

BIM knowledge

Building services engineering

Collaboration

Education

Building services engineering degree

Tools

NBS specifications

IES TAS H2X

Job description

Location

Manchester, Leeds, Sheffield, Cambridge; UK

Recruiter contact

Andrea Gaffney

Overview of the role

We are seeking a Mechanical Building Services Engineer to join our successful Building Services team. The role provides the opportunity to work on an exciting range of projects in both private and public sector, including major framework & infrastructure developments in addition to one‑off projects. It will be challenging, varied and offer opportunities for skills development and career progression. As the successful candidate, you will have a strong background and proficiency in Building Services Mechanical Engineering design and good technical competencies. Your strong written and verbal communication of technical issues to varied technical and non‑technical audiences will be key to your success.

Key responsibilities and duties

• Preparation and review of documentation e.g. basis of designs, technical/design specifications, procurement specifications, assessment reports, survey reports, each tailored to a required stage of project completion, covering all aspects of mechanical services.
• Implementation of detailed surveys of mechanical services and equipment to establish status of the existing installations and gain sufficient information to recommend new/upgrade design proposals.
• Producing and reviewing mechanical design drawings and detailed calculations incl. HVAC, water, drainage, etc.
• Producing fee estimates for work elements.
• Advising on all aspects of energy consumption and utilisation with recommendations to improve energy performance.
• Monitoring of the design and project management of building services elements of projects within agreed programmes.
• Compliance with Construction (Design and Management) Regulations, current legislation and standards associated with all engineering aspects of delegated project.
• Supporting/ mentoring/ coaching junior mechanical engineers and apprentices to develop their skill set.

Candidate specification (Essential)

• Experience of mechanical engineering in the built environment, preferably within a consultancy business.
• A degree in building services engineering specialising in mechanical services.
• Actively working towards chartership.
• Up to date knowledge of current building regulations, legislation and standards applicable in building / infrastructure design environments.
• Highly competent user/ knowledge of industry recognised software and mechanical engineer design tools including NBS specifications and IES/ TAS/ H2X.
• BIM knowledge and experience.
• Self‑motivated, with the ability to work on own initiative and the confidence to make decisions.
• Ability to work well collaboratively, both internally and with external partners and sub‑contractors.

Please be advised that offers for this role are conditional upon obtaining the appropriate level of Security Clearance.

Agile working

At Mott MacDonald, we believe it makes business sense for you and your manager to choose how you can work most effectively to meet your client, team, and personal commitments. We offer a hybrid working policy that embraces your well‑being, flexibility, and trust.

Equality, diversity, and inclusion

We put equality, diversity, and inclusion at the heart of our business, seeking to promote fair employment procedures and practices to ensure equal opportunities for all. We encourage individual expression in our workplace and are committed to creating an inclusive environment where everyone feels they can contribute.

Accessibility

We want you to perform your best at every stage in the recruitment process. If you are disabled or need any support to enable you to apply or attend an interview, please contact us at [e-mail] and we will talk to you about how we can support you.

Benefits

We offer some fantastic benefits including:

Financial wellbeing

• We match employee pension contributions between 4.5% and 7%.
• Life assurance equal up to 4 x your basic salary, with an option to increase the level of cover to 6 x your salary.
• Our income protection scheme provides a financial benefit, as well as absence and return to work support due to long‑term illness or injury.
• Flexible benefits, including increased life assurance cover, critical illness insurance, payroll saving and will writing.
• As an independently owned business we share the financial success of the business with all our colleagues in various ways including annual bonus schemes.

Employee Ownership

• Our employee ownership model means no external investors, just us, creating a culture of shared success.
• Our employees have a stake and a voice in our business, giving them a direct connection to our success through our personal and group performance bonuses.
• As your career grows, so does your stake, recognising your long‑term impact and contribution.
• Your voice matters, with the opportunity to connect directly with senior leadership through formal channels to help shape our future.
• For our senior roles you will have a direct pathway towards ownership from day one.

Health and wellbeing

• Private medical insurance for all UK colleagues.
• Health cash plan to support you with every day health costs and treatments.
• Access to Peppy, providing free support from menopause experts for all UK colleagues.
• A variety of wellbeing support is available through our comprehensive wellbeing program, including access for you and your family.
• Ability to flex your salary to opt into a wide range of health benefits, many of which can be extended to your family too.

Lifestyle

• A minimum of 33–35 days holiday each year, inclusive of public holidays and dependent on level, with the ability to buy or sell leave through our flexible benefits programme.
• Holiday entitlement increased to a minimum of 35 days after 5 years' service.
• Variety of employee saving schemes and discounts from high‑street retailers.

Enhanced family and carers leave

• Enhanced family leave policies, including 26 weeks paid maternity and adoption leave, and two weeks paid paternity/partner leave.
• Our shared parental leave matches maternity leave meaning we pay up to 24 weeks at full pay.
• Up to five additional days leave are provided for those with significant caring responsibilities, two of which are paid.

Learning and development

• Primary annual professional institution subscription.
• A broad range of opportunities to enhance both technical and soft skills through mentoring, formal training, and self‑development options.

Networks, communities, and social outcomes

• Join a wide range of groups including our Advanced Employee Networks which support our LGBTQ+, gender, race and ethnicity, disability, and parents/carers communities.
• Make a difference within our communities through our social outcomes.