via indeed · 5 June 2026 ·today

Site Supervisor - Mechanical AP

MWH Treatment
Rickmansworth
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We are looking to strengthen our Construction team with a Mechanical Site Supervisor AP based with in the Thames Region.

You will report directly to the Senior Commissioning Manager and your role will supervise and control all mechanical AP site activities in the most efficient manner, to the specification and within the contract time without risk to the health and safety of all concerned and providing a quality end product, ensuring a Quality installation with all ITP,s completed as the work progresses.

Key responsibilities will include:

  • Support the Site Manager in maintaining a safe working environment for all employees, supply chain partners and visitors;

  • Able to obtain Appointed Person status through MWH mechanical AP assessment

  • Ensure that all relevant HS\&E documents are correctly recorded and reviewed when received and that they are the latest version;

  • Provide mechanical isolations in line with project works

  • Manage \& maintain mechanical ITP's

  • Check that all relevant documents adequately describe the work to be carried out;

  • Review and comment on Method Statements and Work Instructions as required by the Project Execution Plan;

  • Supervise work to ensure that it is carried out in accordance with Method Statements and Work Instructions;

  • Record the progress of the works on record drawings or other suitable means when required;

  • Record all non\-conformance and improvement opportunities and agree action with the person in charge of the works.

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