Job Details

Flushing / Pre-Commissioning Engineer

Posted on: 16/10/2026
Ref: VAC-35229
 
  • Salary: 45000
  • Region: South Central
  • Location: Slough
  • Industry: Water Treatment/Legionella
  • Discipline: Water Treatment-Pre Commissioning Cleaner
  • Sub Discipline:
  • Employment Type: Permanent

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Job Description

Job Title: Flushing / Pre-Commissioning Engineer
Location: Slough, Berkshire
Salary/Benefits: £28k – £45k + Training & Benefits

Due to continued company success, this leading Water Treatment / Commissioning specialist is seeking a reliable and hardworking engineer to join their team. They are seeking someone with strong Flushing and Pre-Commissioning experience, who will be able to hit the ground running. Ideally, you will be based with good access to the M25 for easier travel across the region. The ideal candidate will have a strong work history and professional attitude. For the successful candidate, they can offer fantastic further training, in addition to attractive basic salaries and packages, including: fuel expenses and overtime earning opportunities.

Locations of work include: Slough, Windsor, Maidenhead, Reading, Bracknell, High Wycombe, Beaconsfield, Watford, Harrow, Wembley, Potters Bar, Enfield, Chigwell, Epping, Romford, Barking, Ilford, Hornchurch, Erith, Grays, Tilbury, Dartford, Gravesend, Sidcup, Orpington, Bromley, Croydon, Sevenoaks, Oxted, Redhill, Epsom, Woking, Guildford, Kingston Upon Thames.

Experience / Qualifications:
– Strong track record working as a Flushing / Pre-Commissioning Engineer
– Good working knowledge of ACOP L8 and BSRIA guidelines
– Flexible to travel in line with company needs
– Experience working across a diverse range of client sites
– Good literacy and numeracy skills
– Proficient in using IT software

The Role:
– Performing flushing and chlorinations on heated and chilled systems, fan coil and pipework
– Chemical dosing
– Calorifier descales
– Cleans and disinfections on cold water storage tanks
– Safely handling chemicals
– Adhering to BSRIA guidelines
– Completing detailed technical reports
– Maintaining high service levels
– Travelling with the needs of the company

Alternative job titles: Water Treatment Engineer, Flushing Technician, Pre-Commissioning Cleaner, BSRIA Flusher.

Future Select are recruiting in the Water Treatment/Hygiene industry; we work with the best clients & candidates and supply the majority of permanent jobs in the market.

We would be interested in speaking to candidates with experience in any disciplines from Risk Assessors, Service Engineers, Account Managers and Business Development/Operational Managers through to Director level.

We are inundated with applications, we will endeavour to get back in touch, however if you have applied to Future Select and you have not heard from us after a week, on this occasion, you will not have been successful. Your details will be saved on our system and you will be contacted in the future if a vacancy matches your skills.

Future Select Copyright

Flushing / Pre-Commissioning Engineer
Posted On: 
16/10/2026
Ref: 
VAC-35229
 
  • Salary
  • 45000
  • Region
  • South Central
  • Location
  • Slough
  • Industry
  • Water Treatment/Legionella
  • Discipline
  • Water Treatment-Pre Commissioning Cleaner
  • Sub Discipline
  • Employment Type
  • Permanent

Job Description

Job Title: Flushing / Pre-Commissioning Engineer
Location: Slough, Berkshire
Salary/Benefits: £28k – £45k + Training & Benefits

Due to continued company success, this leading Water Treatment / Commissioning specialist is seeking a reliable and hardworking engineer to join their team. They are seeking someone with strong Flushing and Pre-Commissioning experience, who will be able to hit the ground running. Ideally, you will be based with good access to the M25 for easier travel across the region. The ideal candidate will have a strong work history and professional attitude. For the successful candidate, they can offer fantastic further training, in addition to attractive basic salaries and packages, including: fuel expenses and overtime earning opportunities.

Locations of work include: Slough, Windsor, Maidenhead, Reading, Bracknell, High Wycombe, Beaconsfield, Watford, Harrow, Wembley, Potters Bar, Enfield, Chigwell, Epping, Romford, Barking, Ilford, Hornchurch, Erith, Grays, Tilbury, Dartford, Gravesend, Sidcup, Orpington, Bromley, Croydon, Sevenoaks, Oxted, Redhill, Epsom, Woking, Guildford, Kingston Upon Thames.

Experience / Qualifications:
– Strong track record working as a Flushing / Pre-Commissioning Engineer
– Good working knowledge of ACOP L8 and BSRIA guidelines
– Flexible to travel in line with company needs
– Experience working across a diverse range of client sites
– Good literacy and numeracy skills
– Proficient in using IT software

The Role:
– Performing flushing and chlorinations on heated and chilled systems, fan coil and pipework
– Chemical dosing
– Calorifier descales
– Cleans and disinfections on cold water storage tanks
– Safely handling chemicals
– Adhering to BSRIA guidelines
– Completing detailed technical reports
– Maintaining high service levels
– Travelling with the needs of the company

Alternative job titles: Water Treatment Engineer, Flushing Technician, Pre-Commissioning Cleaner, BSRIA Flusher.

Future Select are recruiting in the Water Treatment/Hygiene industry; we work with the best clients & candidates and supply the majority of permanent jobs in the market.

We would be interested in speaking to candidates with experience in any disciplines from Risk Assessors, Service Engineers, Account Managers and Business Development/Operational Managers through to Director level.

We are inundated with applications, we will endeavour to get back in touch, however if you have applied to Future Select and you have not heard from us after a week, on this occasion, you will not have been successful. Your details will be saved on our system and you will be contacted in the future if a vacancy matches your skills.

Future Select Copyright