Mechanical Site Supervisor

Mechanical Site Supervisor – Building Services

Salary: £40,000 – £50,000 (depending on experience)
Job Type: Full-time, Permanent
Location: South Wales (with UK-wide travel as required)

About the Role

We are seeking an experienced Mechanical Site Supervisor to join a growing building services team delivering large-scale commercial new build and refurbishment projects across the UK. This is an excellent opportunity for a motivated professional to lead site operations, ensuring installations are completed to the highest standards, on time, and within programme requirements.

Key Responsibilities

* Manage all aspects of mechanical installation at site level.

* Supervise operatives and subcontractors, ensuring compliance with drawings and specifications.

* Oversee health, safety, and environmental compliance, including toolbox talks.

* Ensure quality standards using internal QA procedures and maintain accurate records.

* Report on site progress and attend client meetings.

* Assist with commissioning and handover processes in collaboration with the Project Manager.

About You

* Minimum 5 years’ experience as a Mechanical Site Supervisor on large-scale commercial projects.

* NVQ Level 2 or 3 in Heating & Ventilation (Commercial), Building Services Installation, or Plumbing Systems.

* Strong knowledge of mechanical systems and installation methods.

* Previous experience managing subcontractors is desirable.

* Excellent organisational skills, attention to detail, and IT literacy (Microsoft Office).

* Full UK driving licence and willingness to travel (including overnight stays when required).

Working Hours

37 hours per week:

* Monday–Thursday: 8:00 AM – 4:00 PM

* Friday: 8:00 AM – 3:00 PM
(Some overtime or weekend work may be required. Lodging provided for projects away from home.)

Benefits

* Competitive salary (£40k–£50k depending on experience)

* Company pension scheme

* Travel and accommodation expenses covered for projects away from home

* Opportunities for career progression and professional development

Apply now and take the next step in your Mechanical Site Supervision career