Pre-Commission Flushing Engineer

Overview

As a Pre-Commission Flushing Engineer, you will prepare and clean closed heating and chilled water systems before commissioning. You will work on commercial projects nationwide, collaborating with clients and on-site teams to ensure safe, compliant system readiness. You drive quality through flushing, testing, and documentation, supporting onward commissioning and project success. This role offers hands-on technical work, travel, and clear opportunities to progress to senior and technical positions.

Pay / Benefits

• Company vehicle
• Travel expenses covered
• Overtime opportunities
• Ongoing training and professional development
• Career progression into senior/technical roles
• 25 days annual leave plus bank holidays

Responsibilities

• Pre-commission flushing and cleaning of closed systems
• Back flushing, system cleansing, and chemical dosing
• Operating flushing rigs, pumps, and filtration equipment
• On-site water testing and sampling
• Supporting system preparation ahead of commissioning
• Completing accurate reports and documentation
• Ensuring compliance with health & safety procedures and industry standards
• Collaborating with clients, contractors, and commissioning engineers on-site

Key requirements

• Experience in flushing and pre-commission cleaning
• Knowledge of BG29 and BG50 guidelines
• Understanding of COSHH and chemical handling procedures
• Strong communication and organisational skills
• Full UK driving licence
• Flexibility to travel and stay away when required

• Strong communication
• Organisational skills
• Collaborative mindset
• Flushing and pre-commission cleaning
• BG29 and BG50 guidelines
• COSHH and chemical handling procedures

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