Pre-Commissioning Engineer

New Today

Pre-Commissioning Engineer
Location: London, UK
Salary: £32,000 - £45,000 + Company Van + Benefits
About the Role
We are looking for an experienced and proactive Pre-Commissioning Engineer to join our expanding Water Treatment division based in London. This is a key role for a motivated individual with a background in water treatment, mechanical pre-commissioning, and system flushing who wants to be part of a fast-growing, technically strong team.
You will be responsible for preparing new and existing water systems for operation, ensuring cleanliness and compliance with current water hygiene and building standards before handover.
Key Responsibilities
Perform pre-commissioning cleaning of closed water systems (LTHW, CHW) including dynamic flushing, biocide dosing, and chemical cleaning
Carry out system chlorination and disinfection in line with BS 8558 and ACOP L8 guidelines
Take water samples and interpret results to ensure quality and compliance
Prepare pre-commissioning reports and flushing logs
Read and interpret mechanical drawings, flushing schematics, and system designs
Liaise with contractors, consultants, and internal teams to coordinate works on-site
Ensure all activities are carried out safely and in line with RAMS and industry standards
Requirements
Proven experience in pre-commissioning cleaning and water treatment of closed loop and domestic systems
Knowledge of BSRIA BG29, BG50, and BS 8558 standards
Valid CSCS/ECS card and relevant site safety qualifications
Excellent communication and reporting skills
Ability to work independently or as part of a team
Full UK driving license
What’s in it for You
Competitive base salary + overtime
Company van, Fuel card and Oyster Card
25 days holiday + bank holidays
Private Pension scheme
Ongoing training & career development opportunities
Friendly and supportive team environment
How to Apply
Submit your CV to the email provided or call Becky Kerridge for a confidential discussion on (phone number removed).
"SER-IN
Apply
Location:
London

We found some similar jobs based on your search