Job Advert
Senior Mechanical Design Engineer
Up to £48,000 (depending on experience) plus 33 days holiday (including bank holidays), pension, bonus, life assurance, employee assistance programme, wellbeing support, and flexible benefits including cycle to work scheme
This role will enable you to work from home however you should be prepared to commute to your base site for a minimum of 3 days per week.
Based at either Trax Park (Doncaster), Crewe or Southport
About the Role
Responsible for working as part of the Engineering Design Team to develop and innovate products for manufacture using new and emerging technologies to support the businesses growth plans. Support current products with technical design changes and modifications
You will design, develop and integrate robust mechanical and hydraulic pressure systems that enable Yellow Plant machinery to perform maintenance and construction tasks efficiently within a railway infrastructure environment
You will perform design and development work for projects normally under supervision of Head of Design but will be able to act as design authority for smaller product / project. You will be capable of producing full documentation, drawings, technical specifications and user manuals pertaining to project / and or product and will contribute to safety cases and Design for Reliability reviews
Your principal accountabilities are to create 3D models, 2D details and schematics for hydraulic circuits and mechanical assemblies and when necessary, validate using FEA and calculations to ensure structural integrity. As part of a team, oversee and test new plant attachments or vehicle modifications and ensure technical files for independent rail assessment (e.g. PAB/NoBo approvals) are produced.
Creativity is paramount in the role, but still works within broad policy and procedure, governed by professional and industry standards. It's a fairly autonomous role with the ability to design and develop ideas and solutions to problems whilst keeping stakeholders updated on progress and give regular updates of progress via gate reviews, technical reviews and delivery plans.
About You
We'd love you to have the following skills and experience, but please apply if you think you'd be able to perform well in this role!
A degree in Mechanical Engineering (or equivalent practical experience)
Excellent interpersonal skills to build strong cross-functional relationships, and influence stakeholders at all levels of the business, including customers and suppliers
Experience / knowledge of rail industry standards and approvals processes
Experience of the Railway industry, or other safety critical industry sector
Electrical knowledge (solenoids, E-Stops, PLC)
About Unipart
We are a supply chain performance improvement partner. We Design, Make, Move, and Improve components in our customers supply chains, keeping their operations and assets moving and working better, for longer. Through our commitment to continuously driving operational efficiencies, we improve performance - saving time, cost, and carbon. Our ambition is to be the driving force behind efficient, resilient, and sustainable supply chains.
Equality, Diversity, and Inclusion
We believe that a great workplace is one where you can bring your whole self to work. Our recruitment process is designed to be accessible, inclusive, and based entirely on merit. We define merit through a combination of technical skills and the core behaviours that help our people thrive at Unipart. We welcome applications from everyone, regardless of background or circumstances. We are committed to a policy of equal opportunity that exceeds our statutory obligations under the Equality Act 2010 and subsequent legislation. Whether its your age, disability, neurodiversity, gender identity, family status, or any other characteristic that makes you you - it is your talent and potential that we value most. We want you to perform at your best. If you require any reasonable adjustments or have specific accessibility needs at any stage of the application or interview process, please let us know. We are here to support you.
Department
Engineering
Contract type
Full time
Hours
37
Salary
Up to £48,000 (depending on experience) plus 33 days holiday (including bank holidays), pension, bonus, life assurance, employee assistance programme, wellbeing support, and flexible benefits including cycle to work scheme
Closing date for applications
7th September, 2026
Hiring Manager:
Gavin McCarthy
REF-230285
TPBN1_UKTJ
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