Water Main Chlorination & Pressure Test Technician

United Living Group; Washington; On-site; GBP 28,000 - 36,000; Full time

Job summary

United Infrastructure seeks a skilled Water Mains Chlorination & Commissioning Technician to join the Network Improvement team. You will safely chlorinate, test and commission new mains and services, ensuring compliance with NWG standards and COSHH, PUWER, and HSG47 regulations.

You will document test results, maintain quality records, and support asset handover. A valid EUSR Water Hygiene cert, full UK driving licence, and water-sector experience are essential.

Qualifications

• EUSR National Water Hygiene certification.
• Experience in chlorination, pressure testing, commissioning, or related water-sector work.
• Full UK driving licence.
• Strong practical skills and effective problem-solving ability.
• Excellent communication with site teams, planners, and NWG inspectors.

Responsibilities

• Carry out chlorination of new and repaired water mains using approved methods.
• Perform hydrostatic pressure tests on mains and services with calibrated equipment.
• Ensure water quality compliance with NWG protocols and procedures.
• Complete certificates, sampling logs, and test results for audit and handover.
• Operate, maintain, and calibrate chlorination rigs, pumps, and testing equipment.
• Follow safety standards (Zero Harm) and manage chemicals safely.

Skills

Chlorination

Pressure testing

Commissioning

Water industry standards

Driving licence

Safety & quality focus

Communication with teams

Job description

United Infrastructure seeks a skilled Water Mains Chlorination & Commissioning Technician to join the Network Improvement team. You will safely chlorinate, test and commission new mains and services, ensuring compliance with NWG standards and COSHH, PUWER, and HSG47 regulations.

You will document test results, maintain quality records, and support asset handover. A valid EUSR Water Hygiene cert, full UK driving licence, and water-sector experience are essential.