Mechanical Supervisor

RTL Group Ltd; Sheffield; On-site; GBP 50,000 - 70,000; Full time

Job summary

A construction management firm is seeking a Mechanical Supervisor to oversee mechanical activities on-site in Sheffield. The ideal candidate should have strong experience with large-scale projects and a solid understanding of HVAC, plumbing, and drainage systems. Strong communication and leadership skills are essential to effectively manage teams and subcontractors. Qualifications include NVQ Level 3 or equivalent, and valid SSSTS or SMSTS certification. This role offers an opportunity to work on high-end commercial and residential sites.

Qualifications

• Strong experience supervising mechanical installations on large-scale projects.
• Valid SSSTS or SMSTS certification is essential.
• Comfortable interpreting technical documents and construction drawings.

Responsibilities

• Supervising daily mechanical activities on-site.
• Ensuring compliance with health and safety protocols.
• Conducting quality checks and snag control on installations.

Skills

Supervising mechanical installations

Strong communication skills

Understanding of HVAC

Team leadership

Quality assurance

Education

NVQ Level 3

City & Guilds

HNC/HND in Mechanical Engineering

Tools

Construction drawings

Job description

Mechanical Supervisor Responsibilities

• Reporting to and working closely with the Mechanical Project Manager and site leadership team.
• Supervising and coordinating daily mechanical activities including HVAC, plumbing, public health, and plant installation works.
• Ensuring all mechanical installations are delivered in line with approved drawings, specifications, and relevant industry standards.
• Monitoring productivity and performance of mechanical subcontractors to maintain programme and quality requirements.
• Supporting the Mechanical Project Manager with short-term lookahead programmes, labour forecasting, and material tracking.
• Attending daily site coordination meetings and feeding into construction planning discussions.
• Conducting quality checks, snagging, and ensuring reworks are completed in a timely manner.
• Ensuring all works are carried out in full compliance with health and safety protocols and site rules.
• Supporting commissioning and handover activities, including testing and client demonstrations.
• Maintaining accurate records of site activities, inspections, and progress updates.
• Liaising with other trades to coordinate mechanical integration within the wider construction programme.

Mechanical Supervisor Requirements

• Strong experience supervising mechanical installations on large-scale commercial or mixed-use developments.
• Sound technical understanding of HVAC, plumbing, drainage, and mechanical plant systems.
• Excellent communication and leadership skills with the ability to manage teams and subcontractors effectively.
• Proven track record of working in fast-paced, programme-driven construction environments.
• Comfortable reading and interpreting construction drawings and technical documents.
• Familiar with modern construction practices, site logistics, and sequencing of MEP works.
• NVQ Level 3, City & Guilds, or HNC/HND in Mechanical Engineering or Building Services.
• Valid SSSTS or SMSTS certification (essential).
• CSCS Card (supervisory level or higher).
• Experience on Tier 1 contractor or high-end commercial/residential sites is highly advantageous.

Key Competencies

• Site supervision and coordination
• Team leadership and performance management
• Quality assurance and snag control
• HSE compliance and awareness
• Construction sequencing and coordination
• Communication and problem-solving
• Strong reporting and documentation skills