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Principal mechanical engineer

Glasgow (Glasgow City)
Permanent
Mott Macdonald
Principal mechanical engineer
€60,000 a year
Posted: 3 January
Offer description

Company Overview

Mott MacDonald is a global engineering, management, and development consultancy with over 20,000 employees across more than 50 countries and 140+ offices. We work across major industries, delivering impactful projects that shape our future and support communities worldwide.


Business Unit

The Energy unit delivers services globally in sectors such as hydropower, nuclear, waste, renewable generation, and transmission & distribution networks. The team provides integrated engineering and project management from concept to decommissioning.


Role Overview

We are looking for a Principal Mechanical Engineer to join our growing Nuclear, Defence and Civil division. This role offers an exciting opportunity to work on a diverse portfolio of projects, including nuclear decommissioning, defence, and new build. You will collaborate with clients locally and nationally, contributing to the most impactful energy and infrastructure projects.


Key Responsibilities

* Lead mechanical engineering aspects of multi‑discipline design projects, from feasibility to detailed design stages.
* Work on a diverse range of projects, including nuclear decommissioning, defence, and energy infrastructure.
* Liaise with clients to develop and deliver innovative solutions tailored to their needs.
* Produce and oversee high‑quality design and technical documentation.
* Provide quality assurance through surveillance, review, and checking of team outputs.
* Collaborate with multi‑disciplinary teams to deliver fit‑for‑purpose engineering solutions.
* Visit client sites as required and promote further opportunities to enhance relationships.
* Ensure safety is integral to mechanical engineering design and project delivery.
* Present and defend solutions to complex problems in client‑facing environments.


Candidate Specification


Essential

* Chartered status with the IMechE or a relevant professional body (or equivalent experience with progress toward chartered status).
* Demonstrable experience in mechanical engineering design within a highly regulated industry, preferably nuclear.
* Broad knowledge of industry standards, legislation and engineering principles.
* Strong commercial awareness, with experience in FEED (Front‑End Engineering Design) projects.
* Excellent communication skills and the ability to engage effectively with clients and stakeholders.
* Capable of managing and prioritising multiple projects in a dynamic environment.
* Client‑facing experience, with the ability to maintain and build strong relationships.
* Experience of leading, managing and working with multi‑disciplinary teams.
* Proactive in seeking input from engineers, specialists and team members to enhance outcomes.
* Committed to continuous professional development and staying abreast of industry advancements.

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


UK Immigration

Mott MacDonald Ltd. is not currently offering sponsorship to candidates under the Skilled Worker visa route in the UK. We welcome applications from candidates eligible for alternative immigration routes that do not require sponsorship.


Agile Working

We offer a hybrid working policy that embraces well‑being, flexibility, and trust, allowing you and your manager to choose the most effective working style.


Equality, Diversity, and Inclusion

We put equality, diversity, and inclusion at the heart of our business and commit to an inclusive environment where everyone feels they can contribute.


Accessibility

If you have a disability or need support during the recruitment process, please contact reasonable.adjustments@mottmac.com.


Benefits


Health and Wellbeing

* Private medical insurance for all UK colleagues.
* Health cash plan to support everyday health costs.
* Access to Peppy, free support from menopause experts.
* Wellbeing support through a comprehensive programme, including family access.
* Flexibility to tailor salary to opt into a wide range of health benefits.


Financial Wellbeing

* We match employee pension contributions between 4.5% and 7%.
* Life assurance up to 4× your basic salary, with option to increase to 6×.
* Income protection scheme with financial benefit and support for long‑term illness.
* Flexible benefits: life assurance cover, critical illness, payroll saving.
* Annual bonus schemes and share of business success.


Lifestyle

* A minimum of 33–35 days holiday per year, inc. public holidays.
* Holiday entitlement increases to a minimum of 35 days after 5 years’ service.
* Employee saving schemes and retailer discounts.


Enhanced Family and Carers Leave

* 26 weeks paid maternity and adoption leave; 2 weeks paid paternity/partner leave.
* Shared parental leave matches maternity leave, up to 24 weeks at full pay.
* Up to five additional days for significant caring responsibilities, two of which are paid.


Learning and Development

* Primary annual professional institution subscription.
* Opportunities to enhance technical and soft skills through mentoring and formal training.


Networks, Communities, and Social Outcomes

* Wide range of employee networks supporting LGBTQ+, gender, race, ethnicity, disability, and parents/carers.
* Opportunities to make a difference within local communities.

Apply now, or for more information about our application process, contact Erinda Hazizi.

Location(s): Glasgow, GB; Altrincham, GB; Bristol, GB.

Contract Type: Permanent

Work Pattern: Full Time

Market: Energy

Discipline: Mechanical

Job Ref: 12957

Recruiter Contact: Erinda Hazizi

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