Senior Mechanical Design Engineer – Building Services
Location: Cardiff Salary: Competitive, dependent on experience Benefits: 25 days holiday + bank holidays, pension, flexible & hybrid working options
Role Overview
We are seeking a Senior Mechanical Design Engineer to join a busy and growing building services consultancy in Cardiff. The successful candidate will be responsible for delivering mechanical engineering design solutions across a diverse range of projects including commercial, residential, healthcare, education, and industrial sectors. This is a great opportunity to join a collaborative team where you will have autonomy over your work, lead projects, mentor junior engineers, and help shape the technical direction of the business.
Key Responsibilities
Lead mechanical design and engineering on projects from concept through to completion
Prepare and review detailed calculations, specifications, and design documentation
Produce drawings and BIM/Revit models to a high standard
Manage project deliverables including design risk assessments, client liaison, and coordination with multi-disciplinary teams
Mentor and support junior and intermediate engineers
Ensure designs comply with relevant UK standards and regulations (e.g., CIBSE, Building Regulations, Part L)
Keep up to date with industry best practices and emerging technologies
Contribute to business development and client relationship management
Skills & Experience
Degree in Mechanical Engineering or Building Services Engineering (BEng, MEng or equivalent)
Typically 6+ years’ experience in mechanical building services design consultancy
Strong technical knowledge of HVAC systems, heating, ventilation, cooling, and renewable technologies
Experience with design software including AutoCAD, Revit, and relevant calculation tools
Proven ability to manage projects and lead design teams
Excellent communication and interpersonal skills
Understanding of UK building regulations, CIBSE guides, and sustainability principles
Chartered status (e.g., CEng, MCIBSE) is preferred but not essential
Why Join?
Work on varied and challenging projects with high-profile clients
Opportunity to take on leadership responsibilities and influence project outcomes
Collaborative, supportive working environment with flexible working options
Access to professional development and training programs
Competitive salary and benefits package
Ready to advance your career in mechanical design? Apply now to join a thriving consultancy committed to technical excellence and innovation.
