Mechanical Supervisor

Dalkia UK; Milton; On-site; GBP 38,000 - 60,000; Full time

Job summary

Dalkia UK is seeking a Mechanical Supervisor to lead day‑to‑day mechanical installation activities on site, ensuring works are delivered safely, efficiently, and in line with project specifications and programme timelines.

You will manage mechanical operatives and subcontractors, coordinate with other trades, and support the Project Manager/Engineer with delivering successful project outcomes. A time‑served mechanical trades background and strong health & safety knowledge are essential.

Qualifications

• Proven experience as Mechanical Supervisor in building services or construction.
• Time-served mechanical trades background with practical trade experience.
• Strong knowledge of mechanical installation systems (HVAC, pipework, public health).
• Experience managing site teams and subcontractors.
• Solid understanding of health & safety legislation and site practices.
• Ability to read and interpret mechanical drawings and specifications.

Responsibilities

• Ensure all mechanical works comply with Dalkia procedures, project specs and industry standards.
• Promote a strong health & safety culture across site activities.
• Ensure compliance with RAMS, permit systems and site rules.
• Prepare and brief method statements and risk assessments for the mechanical workforce.
• Plan, coordinate and supervise mechanical installation works to programme.
• Allocate work to operatives and subcontractors to maximise productivity.
• Monitor progress and report status to the Project Manager/Engineer.
• Coordinate with other trades to avoid clashes and delays.
• Support testing, commissioning and handover of mechanical systems.

Skills

Effective communication

Strong organisational skills

Problem solving

Reading and interpreting drawings

Health & safety knowledge

Education

Time-served mechanical tradesperson training (e.g. pipefitter, HVAC, plumber)

SSSTS or SMSTS certification

Relevant supervisory qualifications

Job description

Job Description

At Dalkia, we're driven by a shared purpose: tackling climate change and building a better, more sustainable future. We bring together talented people who share knowledge, challenge each other and grow together.

Backed by EDF, Britain's biggest generator of low carbon electricity, we're a people‑first culture. With 5,000+ employees and £600m+ turnover, we combine the strength of a major group with a great culture, innovative mindset and inclusive values making Dalkia a great place to work and grow your career.

Relationships

• Reports to: Project Manager / Engineer
• Direct Reports: Mechanical Foreman, Chargehands, and Site Operatives

Role Purpose

The Mechanical Supervisor is responsible for the day‑to‑day supervision and coordination of mechanical installation activities on site, ensuring works are delivered safely, efficiently, and in line with project specifications, quality standards, and programme requirements.

The role involves managing mechanical operatives and subcontractors, coordinating with other disciplines, and supporting the Project Manager/Engineer in delivering successful project outcomes.

Key Responsibilities

• Ensure all mechanical works are carried out in accordance with Dalkia procedures, project specifications, and relevant industry standards
• Promote and enforce a strong health & safety culture across all mechanical activities on site
• Ensure all operatives comply with site safety rules, RAMS (Risk Assessments & Method Statements), and permit systems
• Prepare, review, and brief method statements and risk assessments to the mechanical workforce
• Plan, coordinate, and supervise mechanical installation works in line with programme requirements
• Allocate work effectively to mechanical operatives and subcontractors to maximise productivity
• Monitor progress and report on mechanical installation status to the Project Manager/Engineer
• Raise accurate requisitions for mechanical materials, plant, and equipment in a timely manner
• Coordinate mechanical works with other trades and disciplines to avoid clashes and delays
• Ensure all works are carried out using the latest approved drawings and technical documentation
• Maintain quality standards, ensuring installations meet design specifications and workmanship expectations
• Identify and report any design issues, variations, or delays to the Project Manager/Engineer
• Supervise and manage mechanical subcontractors, addressing performance or compliance issues as required
• Complete and verify timesheets, progress reports, and site documentation
• Maintain site diaries and records relevant to mechanical activities
• Ensure correct PPE is worn and maintained by all personnel
• Support testing, commissioning, and handover processes for mechanical systems
• Assist with material take‑offs, mark‑ups, and interpretation of mechanical drawings

Person Specification

Essential

• Proven experience in a Mechanical Supervisor role within building services or construction
• Time‑served mechanical tradesperson (e.g. pipefitter, HVAC, plumber)
• Strong knowledge of mechanical installation systems (e.g. HVAC, pipework, public health systems)
• Demonstrable experience managing site teams and subcontractors
• Good understanding of health & safety legislation and site practices
• Ability to read and interpret mechanical drawings and specifications
• Strong organisational and problem‑solving skills
• Effective communication skills

Desirable

• SSSTS or SMSTS certification
• Relevant mechanical or supervisory qualifications
• Experience delivering projects within commercial or industrial sectors

Our Values

People First - It starts with health, safety and wellbeing

Better Together - A collaborative team

Trusted Partners - Dedicated to our clients' success

Taking Responsibility - Making a positive difference

Equity, Diversity & Inclusion - We're committed to an inclusive and fair recruitment process. If you need any adjustments please let us know, in confidence, our team is here to support you.

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