Our client, a leading contractor of water and wastewater treatment solutions – is seeking a Site Manager to join their team on a contract basis (Outside IR35) for a project in Horsham.

Responsibilities:

• Manage all site activities for water / wastewater / clean water / waste water treatment related projects.
• Oversee mechanical, electrical, and instrumentation works (M&E / EICA) from installation through commissioning.
• Coordinate direct labour and subcontractors, ensuring work is delivered to time, budget, and quality standards.
• Prepare and monitor programme schedules; manage site planning and resource allocation.
• Complete method statements, risk assessments (RAMS), safety documentation; ensure compliance with CDM, HSE, client, British and ISO standards.
• Maintain site welfare, safety, and environmental compliance.
• Liaise with the client, internal management, suppliers, subcontractors; represent the client on‑site.
• Monitor quality and execution, conduct inspections, audits, deal with non‑conformances.
• Keep accurate site records, reports, logs (daily site diaries, progress reports).
• Manage change, ensure defective work is rectified; manage plant, tools, materials and ensure their readiness.

Requirements:

• Background in water / wastewater sector, or similar utilities / environmental infrastructure work.
• Strong mechanical & electrical experience. Electrical background is a big plus.
• Proven track record as a site manager / M&E site manager working on water or wastewater treatment plants.
• Good understanding of commissioning processes for mechanical / electrical / instrumentation works.
• Strong knowledge of health & safety regulations, CDM, quality standards. Certifications like SMSTS, CSCS required; NEBOSH desirable.
• Strong planning, scheduling skills; ability to read technical drawings etc.
• Good communication and people management skills (labour, subcontractors, client).
• Full UK driving licence; some travel may be required.