Mechanical Design Engineer
Confirmed on the employer's own hiring board on Oct 19, 2026. First seen by Alion on Oct 9, 2026.
Salary: Attractive salary plus benefits
Closing date: 01/12/2026
Mechanical Design Engineers- All Levels
Are you ready to play a key role in supporting Vital Energi’s exciting growth strategy?
Due to our ongoing growth, we are looking for a number of Mechanical Design Engineers to join our growing team based in our London office.
We are currently looking for-
- Junior Design Engineers
- Intermediate Design Engineers
- Senior Design Engineers
About the role
As part of the Engineering Design team you will be involved in producing a broad range of conceptual to fully detailed designs covering things such as District and Communal Heating Systems, Energy Centres, Trigeneration Solutions and Heat Pumps Due to the nature of the role you will be involved in projects at a variety of stages and locations utilising a range of technologies requiring initial conceptual work, site investigations, surveys, client meetings, project submissions and presentations.
Key responsibilities.
- Supporting the design of distributed energy schemes, energy centres, district heating networks and other major projects
- Interpreting, appraising and documenting client requirements
- Carrying out calculations, equipment selection and process operation
- Producing schematics and detailed drawings
- Maintaining an awareness of cost implications within the design process
- Dealing with design issues and minimising their impact
- Ensuring compliance with CDM requirements and in-house processes
- Conducting HAZOP studies and Risk Assessments
- Assisting in specifying mechanical aspects for tendering works
What you will need
- Educated to at least HNC/HND level in Mechanical, Building Services or similar Engineering discipline
- Preferably educated to Degree level
- Design experience in at least one of the following fields: Building Services, CHP, Boilers/Heating, HVAC, Steam, Air Handling, Cooling, Renewable Energy (e.g Solar or Heat Pumps), or similar
- Competent in AutoCAD
It would be a real advantage if you also have hands-on experience with any of the following industry tools:
- Revit
- Navisworks
- IES (VE)
- EnergyPro
Applications will be processed within 28 days of receipt. If you have not heard from us within this time period it will mean that your application has unfortunately been unsuccessful.
The company is opposed to all forms of discrimination and will select for employment, training and promotion on the basis of suitability for the job and/ or merit. It is company policy that no job applicant or employee receives less favourable treatment than another on the grounds of sex, race, colour, age, ethnic or national origins, political affiliations, religious beliefs, marital status, physical disability or is disadvantaged by unjustifiable conditions or requirements.
Applicants must have the unrestricted and ongoing right to work in the UK for the duration of employment, without the need for sponsorship. Due to the nature of this role, we are unable to support visa sponsorship or employ individuals with time-limited permission or conditions attached to their right to work in the UK
Notice to Agency and Search Firm Representatives:
Vital Energi Utilities Ltd is not accepting unsolicited CVs from agencies and/or search firms for this job posting. CVs submitted to any Vital Energi Utilities Ltd employee by a third party agency and/or search firm without a valid written & signed search agreement, will become the sole property of Vital Energi Utilities Ltd. No fee will be paid if a candidate is hired for this position as a result of an unsolicited agency or search firm referral. Thank you