Mechanical Designer / Senior Mechanical Designer - Building Services

Mechanical / Designer Senior Mechanical Designer
Sale Group – Mechanical Fit-Out Contractor

Sale Group is a specialist mechanical fit-out contractor delivering high-quality mechanical, public health, and air conditioning solutions across commercial and domestic projects. With our head office in Cheam and a growing team, we are known for technical excellence and reliable project delivery.

We are seeking an experienced Mechanical Designer / Senior Mechanical Designer to join our team at our Havant office. This is a senior technical role for a confident, hands-on designer with strong mechanical building services expertise.

Key Responsibilities

• Produce accurate and detailed 2D and 3D drawings using AutoCAD for mechanical and public health systems.
• Lead the development and coordination of mechanical building services designs, ensuring seamless integration with architectural and structural elements.
• Prepare schematics, layouts, general arrangement drawings, detailed installation drawings, and as-built records.
• Manage design changes, undertake clash detection, and ensure full compliance with project specifications, British Standards, and UK Building Regulations.
• Utilise Revit for BIM modelling, coordination, and multi-disciplinary collaboration.
• Provide technical leadership and quality assurance, mentoring junior designers and engineers.
• Liaise with project engineers, site teams, and external consultants to resolve technical issues and optimise designs.

Requirements

• Significant experience as a Mechanical Designer or CAD Designer within the building services/MEP sector.
• Previous experience with a mechanical fit-out contractor is highly preferred.
• Advanced proficiency in AutoCAD, with a proven track record producing mechanical and public health drawings.
• Strong Revit and BIM experience – confident managing models, families, coordination, and 3D workflows.
• Degree, HNC/HND, or equivalent qualification in Mechanical Engineering, Building Services, or a related discipline (or extensive relevant experience).
• Thorough working knowledge of UK Building Regulations, British Standards, and best practice in mechanical systems.
• Excellent communication skills, attention to detail, and a proactive, solution-focused mindset.
• Right to work in the UK.

What We Offer

• Competitive salary (negotiable based on experience).
• Excellent opportunities for progression in a growing specialist contractor.
• Supportive environment with ongoing training and development.
• Modern office in Havant with good transport links.
• Exposure to a wide variety of interesting mechanical fit-out projects.

This role will suit a technically strong Senior Mechanical Designer who enjoys taking ownership of design delivery on live projects.

How to Apply
Please send your CV and a short covering note outlining your relevant mechanical design experience.

We look forward to hearing from you.