Mechanical Supervisor

RTL Group Ltd; Ayr; On-site; GBP 40,000 - 70,000; Full time

Job summary

An established industry player is seeking a Mechanical Supervisor for a long-term freelance role on a major commercial new build project. This position offers a unique opportunity to oversee mechanical installations, manage subcontractors, and ensure compliance with health and safety standards. Joining a professional team, you will play a crucial role in delivering high-spec projects across various sectors, including commercial and healthcare. With 18 months of secure work on the horizon, this role promises a structured environment and the chance to contribute to a flagship development. If you have a passion for excellence and leadership in the mechanical field, this opportunity is for you.

Benefits

Secure Work for 18 Months

Supportive Site Team

Structured Working Environment

Qualifications

• Proven experience supervising mechanical packages on large commercial sites.
• Strong understanding of health & safety compliance.

Responsibilities

• Oversee mechanical installation works including HVAC and pipework.
• Manage subcontractors and ensure health & safety compliance.

Skills

Leadership Skills

Communication Skills

Coordination Skills

Mechanical Drawing Interpretation

Education

SMSTS or SSSTS Certification

Valid CSCS Card

Job description

Mechanical Supervisor

We’re working with a well-respected and long-established M&E contractor who have secured a major commercial new build project and are now looking to appoint a Mechanical Supervisor on a long-term freelance basis.

This contractor is known for delivering complex, high-spec projects to a consistently high standard across the commercial, education, healthcare, and residential sectors. You’ll be joining a professional and well-structured team with a strong pipeline of work and the opportunity to see the full lifecycle of a flagship development.

The Role:

• Oversee mechanical installation works including HVAC, plant rooms, and pipework

• Manage subcontractors and direct labour on-site

• Ensure health & safety compliance and enforce safe systems of work

• Coordinate with the Project Manager and other trades to ensure works remain on schedule

• Carry out inspections, quality control, and sign-off of completed works

• Attend progress meetings and maintain clear communication across the team

Requirements:

• Proven experience supervising mechanical packages on large commercial sites

• SMSTS or SSSTS (required)

• Valid CSCS card

• Confident reading and interpreting mechanical drawings

• Excellent leadership, coordination, and communication skills

What’s in it for you?

• 18 months of secure work on a high-value project

• Supportive site team and structured working environment

• Opportunity to work with a top-tier M&E contractor