Mechanical Supervisor - Dagenham

Randstad Construction & Property; Greater London; On-site; GBP 79,000 - 83,000; Full time

Job summary

Randstad Construction & Property in Dagenham is seeking an experienced Mechanical Site Supervisor to oversee on-site delivery of mechanical packages within the AMP8 water infrastructure framework. You will lead mechanical sub-contractors to ensure safety, quality and programme adherence.

The role requires knowledge of pumps, tanks, pipework and chemical dosing systems, plus Gold CSCS and EUSR Water Hygiene qualifications; AP certification is a plus. Immediate start available.

Qualifications

• Water sector experience within UK water/AMP frameworks.
• Strong working knowledge of process plant, pumps, valves and pipework.
• Gold CSCS Card (Supervisor) and EUSR Water Hygiene required.
• AP certification (Mechanical or Pressure Systems) is highly desirable.

Responsibilities

• On-Site Supervision: Direct and coordinate all mechanical sub-contractors and supply chain partners across fabrication, erection, and installation phases.
• Technical Compliance: Read, interpret, and work strictly from Isometric, GA, and P&ID drawings.
• Quality Control & Testing: Witness and sign off on quality checks, including pressure testing and hydrostatic testing of pipework; manage non-conformances.
• Health & Safety Leadership: Review RAMS, deliver site inductions and toolbox talks; uphold site safety and environmental protocols.
• Progress Reporting: Maintain daily site logs, track installation milestones, report to the M&E Project Manager.

Skills

Water sector experience

CSCS Supervisor

EUSR Water Hygiene

AP certification

Confined Spaces

SSSTS/SMSTS

Job description

Mechanical Site Supervisor

Location: Dagenham, East London

Contract Rate: £430 - £450 per day (PAYE Only)

Engagement Type: Long-Term Contract (AMP8 Framework)

Start Date: Immediate / ASAP

Project Overview

We are seeking an experienced Mechanical Site Supervisor to join a major water infrastructure framework in Dagenham. This long-term contract opportunity focuses on the delivery of capital upgrade projects within the AMP8 investment cycle, overseeing the installation and enhancement of critical mechanical assets.

The scope of works includes complex mechanical packages featuring storage tanks, chemical bund installations, large-diameter high-pressure pipework networks, and pumping systems. You will act as the lead technical supervisor on the ground, directing mechanical sub-contractors to ensure safety, quality, and technical compliance.

Key Responsibilities

• On-Site Supervision: Direct and coordinate all mechanical sub-contractors and supply chain partners across fabrication, erection, and installation phases.
• Technical Compliance: Read, interpret, and work strictly from Isometric, General Arrangement (GA), and P&ID engineering drawings.
• Quality Control & Testing: Witness and sign off on quality checks, including pressure testing, hydrostatic testing of pipework, and non-conformance management.
• Health & Safety Leadership: Review and sign off on RAMS, deliver site inductions and toolbox talks, and maintain strict site safety and environmental protocols.
• Progress Reporting: Maintain daily site logs, track mechanical installation milestones, and report directly to the M&E Project Manager.

Requirements & Qualifications

• Water Sector Experience: Proven track record supervising mechanical packages within the UK water sector under AMP frameworks.
• Technical Knowledge: Strong working knowledge of process plant, pumps, valves, chemical dosing/bunds, and PVC/steel pipework systems.
• Mandatory Tickets: Gold CSCS Card (Supervisor) and EUSR National Water Hygiene Card.
• Desirable / Key Advantage: Authorised Person (AP) certification (Mechanical or Pressure Systems) is highly desirable and offers a significant advantage. Confined Spaces training and SSSTS/SMSTS are also beneficial.

Randstad CPE values diversity and promotes equality. No terminology in this advert is intended to discriminate against any of the protected characteristics that fall under the Equality Act 2010. We encourage and welcome applications from all sections of society and are more than happy to discuss reasonable adjustments and/or additional arrangements as required to support your application.

Candidates must be eligible to live and work in the UK.

For the purposes of the Conduct Regulations 2003, when advertising permanent vacancies we are acting as an Employment Agency, and when advertising temporary/contract vacancies we are acting as an Employment Business.