Mechanical Construction Manager

Job Title: Mechanical Construction Manager (Sub-Contract)

Location:

• London or

• Oxford / Bagshot

Contract Type: Sub-Contract
Day Rate: £300 – £350 per day (depending on experience)
Reporting To: Project Manager / Senior Project Manager

Role Overview

We are seeking an experienced Mechanical Construction Manager to oversee the site delivery of mechanical works across commercial and pharmaceutical projects.

Projects typically involve mechanical and plumbing packages valued between £1m-£2m, delivered within live, quality-critical environments. This is a hands-on, site-based role, responsible for ensuring mechanical installations are delivered safely, to programme, and to specification.

The Construction Manager will act as the key link between site supervision and project management, maintaining control over labour, plant, logistics, and technical coordination.

Project Environment

• Sectors: Commercial & Pharmaceutical

• Scope: Mechanical & plumbing works (pipework, heating, cooling, associated services)

• Package values: Typically £1m – £2m

• Delivery: Live environments requiring strong H&S, QA, and programme control

Key Responsibilities

Project Delivery

• Manage day-to-day delivery of mechanical works on site

• Ensure works progress in line with programme, drawings, and specification

• Provide daily progress updates and site photos to the Project Manager

• Assist with variation substantiation and supporting information

• Coordinate prefabricated mechanical deliveries and installation sequencing

• Track plant, tools, and hire equipment on site, including off-hire records

• Liaise with QA teams to ensure all equipment is compliant and PAT tested

Site Leadership & Health & Safety

• Lead and coordinate daily mechanical site activities

• Manage mechanical supervisors, operatives, and subcontractors

• Conduct daily safe starts, toolbox talks, RAMS briefings, and permit-to-work processes

• Enforce all health & safety standards and site procedures

• Allocate daily tasks and manage labour resources efficiently

• Address attendance, conduct, and performance issues on site

• Maintain high standards of housekeeping and site organisation

Technical Oversight

• Review mechanical and plumbing drawings with supervisors

• Identify coordination, buildability, or interface issues early

• Assist in resolving technical queries with design and delivery teams

• Support inspections, testing, and quality assurance processes

Labour & Resource Management

• Manage labour levels in line with programme and workload

• Liaise with labour controllers on weekly labour requirements

• Provide regular updates on labour output, material needs, and site risks

Client & Stakeholder Interface

• Act as the day-to-day mechanical site contact

• Attend progress and coordination meetings as required

• Work closely with Project Managers, consultants, and client representatives

• Represent the business professionally on site at all times

Candidate Requirements

• NVQ Level 6 in Mechanical or Building Services Engineering, or equivalent experience

• SMSTS certification

• CSCS Black Card

• First Aid at Work (desirable)

• Minimum 5 years’ experience in mechanical site supervision or construction management

• Strong background in mechanical & plumbing systems (pipework, heating, cooling)

• Experience working in commercial and/or pharmaceutical environments

• Proven track record delivering mechanical packages safely, on time, and to quality standards

• Strong understanding of QA/QC procedures and compliance

What’s on Offer

• Day rate £300 – £350 (sub-contract basis)

• Long-term contract opportunities

• Projects across London, Oxford, and the South East

• Immediate start available for suitable candidates