Senior Mechanical Design Engineer
CV-LibraryBillericay, EssexpermanentPosted: 1 May 2026
Apply NowWe are seeking an experienced and driven Senior Mechanical Design Engineer to join our clients growing team. This role offers the opportunity to provide high-level mechanical engineering expertise across a range of projects within the built environment, with a particular focus on the Healthcare and Education sectors.
You will play a key role in both design and project delivery, ensuring technical excellence while managing projects from concept through to completion.
Key Responsibilities
* Deliver projects to a high technical standard, ensuring they are completed on time and within budget
* Contribute to and lead the mechanical design of building services systems, particularly where advanced technical input is required
* Support the team leader in developing practical, cost-effective engineering solutions
* Engage with clients to define project briefs, requirements, and budgets
* Prepare detailed specifications, calculations, and technical drawings in line with client needs
* Review tender submissions and provide recommendations through detailed tender reports
* Manage site activities from initial mobilisation through to project completion
* Monitor installation works to ensure compliance with specifications and agree final contractor accounts
* Conduct condition surveys and produce detailed inspection reports
* Produce high-quality technical reports, presentations, and tender documentation
* Develop energy strategies, incorporating sustainable and low-carbon design solutions
* Utilise industry-standard software including IES, AutoCAD, and Revit
* Design and coordinate mechanical systems, including plantroom layouts, pipework, and ductwork distribution
* Undertake site visits, surveys, and witness testing and commissioning of systems
* Support financial performance through accurate monthly fee invoicing and achieving agreed targets
Skills, Experience & Qualifications
* Degree or Master’s in Mechanical Engineering or a related discipline
* Membership of CIBSE, the Energy Institute, or an equivalent professional body (preferred)
* Chartered Engineer status, or working towards chartership
* Demonstrated ability to deliver projects to deadlines and budget constraints
* Strong working knowledge of IES mechanical design software
* Proficiency in AutoCAD, with Revit experience desirable
* Good understanding of relevant legislation, building regulations, CIBSE guides, and industry best practices
* Full UK driving licence and access to a vehicle
You will play a key role in both design and project delivery, ensuring technical excellence while managing projects from concept through to completion.
Key Responsibilities
* Deliver projects to a high technical standard, ensuring they are completed on time and within budget
* Contribute to and lead the mechanical design of building services systems, particularly where advanced technical input is required
* Support the team leader in developing practical, cost-effective engineering solutions
* Engage with clients to define project briefs, requirements, and budgets
* Prepare detailed specifications, calculations, and technical drawings in line with client needs
* Review tender submissions and provide recommendations through detailed tender reports
* Manage site activities from initial mobilisation through to project completion
* Monitor installation works to ensure compliance with specifications and agree final contractor accounts
* Conduct condition surveys and produce detailed inspection reports
* Produce high-quality technical reports, presentations, and tender documentation
* Develop energy strategies, incorporating sustainable and low-carbon design solutions
* Utilise industry-standard software including IES, AutoCAD, and Revit
* Design and coordinate mechanical systems, including plantroom layouts, pipework, and ductwork distribution
* Undertake site visits, surveys, and witness testing and commissioning of systems
* Support financial performance through accurate monthly fee invoicing and achieving agreed targets
Skills, Experience & Qualifications
* Degree or Master’s in Mechanical Engineering or a related discipline
* Membership of CIBSE, the Energy Institute, or an equivalent professional body (preferred)
* Chartered Engineer status, or working towards chartership
* Demonstrated ability to deliver projects to deadlines and budget constraints
* Strong working knowledge of IES mechanical design software
* Proficiency in AutoCAD, with Revit experience desirable
* Good understanding of relevant legislation, building regulations, CIBSE guides, and industry best practices
* Full UK driving licence and access to a vehicle