Graduate Mechanical Design Engineer (HVAC/Building Services)

At a glance

Job information

  • Location: Watlington, Oxfordshire
  • Job type: Permanent
  • Job sector: Engineering Graduates & Trainees
  • Salary: £25000.00 - £35000 per annum + Profit Share Scheme + Extensive Traini
  • Published: 23 April 2026

Graduate Mechanical Design Engineer (Building Services/HVAC)

Watlington

£25,000 – £35,000 + Profit Share Scheme + Extensive Training + Progression

Are you a Graduate Design Engineer or similar looking to join a company that offers extensive training, structured development, and clear routes to progression within a rapidly expanding business with ambitious growth plans?

Do you want to kickstart your career as a Building Services/HVAC Design Engineer within a forward-thinking company that invests heavily in its engineers, offering hands-on training, mentorship, and the opportunity to develop into a fully qualified design specialist?

On offer for the successful Graduate Mechanical Design Engineer is the exciting opportunity to join a growing business that prioritises development and internal progression. You will receive comprehensive training across industry-standard CAD packages and gain full exposure to the project lifecycle-from initial client engagement through to detailed design, calculations, and equipment selection.

In this varied role, the successful Graduate Mechanical Design Engineer will support the delivery of multiple projects, assisting with design work, performing calculations, and selecting appropriate equipment. You will gain hands-on experience across all stages of project delivery while working closely with experienced engineers, ensuring continuous development and clear progression opportunities.

This role would suit a Graduate Design Engineer with a background or interest in Mechanical, Building Services, MEP, Drainage, or HVAC design, looking to build a long-term career within a supportive and fast-growing company that offers excellent training and progression.

The Role:

  • Support full project lifecycle from initial concept through to completion
  • Assist with design work, calculations, and equipment selection
  • Work on multiple projects within Building Services/HVAC
  • Develop skills through structured training and mentorship
  • Collaborate with internal teams and senior engineers

The Person:

  • Graduate Mechanical Design Engineer or similar
  • Interest or exposure to Building Services, HVAC, MEP, or similar
  • Familiarity with CAD software (training provided)
  • Strong willingness to learn and develop technically
  • Degree/HND in Mechanical Engineering or related field

Reference Number: BBBH25013

Keywords: Graduate Mechanical Design Engineer, Junior Design Engineer, Building Services, HVAC Design, MEP Engineering, Mechanical Engineering Graduate, CAD Design, AutoCAD, Revit MEP, SolidWorks, 2D & 3D CAD, Engineering Design, HVAC Systems, Ventilation, Heating Systems, Cooling Systems, Mechanical Services, Building Services Engineering, Design Calculations, Equipment Selection, Project Lifecycle, Technical Drawings, BIM, Sustainability, Energy Efficiency, Graduate Engineering Role, Entry-Level Engineer, Design Support, Engineering Projects, Watlington Jobs, Mechanical Design Jobs, HVAC Engineer, MEP Design Engineer, Fires sprinkler systems

If you’re interested in this role, click ‘apply now’ to forward an up-to-date copy of your CV, or call us now.

If this job is not quite right for you but you are looking for a new position, please contact us for a confidential discussion on your career.

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