Supervisor

Thorn Baker Construction; Horsham; On-site; GBP 44,000 - 48,000; Full time

Job summary

Thorn Baker Construction in Horsham, West Sussex, is seeking a Supervisor / Assistant Site Manager to support the Project Manager on a residential refurbishment project. This full-time, on-site role in Horsham runs Monday to Friday, starting 23 November 2026 for 35 weeks. Salary £240-£260 per day.

You will lead on-site activities, quality and safety, and coordinate daily operations. You will supervise materials, implement traffic management, and ensure proper documentation, inductions, and

Qualifications

• SSSTS certificate is required
• CSCS card is required
• First Aid at Work certificate is required
• Banksman qualification is required
• Experience supervising residential refurbishment projects is essential
• Strong leadership and communication on-site are expected

Responsibilities

• Supervise site activities to ensure compliance with specifications, health and safety regulations, and quality standards.
• Support the Project Manager with planning, organising, and coordinating daily site operations.
• Manage materials on-site to ensure availability and proper storage, minimising waste and delays.
• Implement and monitor traffic management plans to ensure safe access and egress for site personnel and deliveries.
• Maintain clear communication with suppliers, subcontractors, and site personnel to support smooth operations.
• Carry out regular site inspections and report on progress, health and safety compliance, and issues requiring resolution.
• Assist in preparing site documentation including daily reports, risk assessments, and method statements.
• Ensure personnel on site hold appropriate certifications and inductions.
• Promote a culture of safety and continuous improvement on the project team.

Skills

Leadership

Communication

Health and safety awareness

Problem solving

Organisational skills

Education

SSSTS certificate

CSCS card

First Aid at Work

Banksman qualification

Job description

Supervisor / Assistant Site Manager Location: South East England, West Sussex, Horsham Start date: 23rd November 2026 Duration: 35 weeks Contract: Full-Time Monday to Friday Salary: £240 - £260 Per Day We are seeking a Supervisor / Assistant Site Manager to support the Project Manager on a residential refurbishment project based in Horsham. This role is integral to the successful delivery of the project, ensuring that day-to-day site operations run smoothly, safely, and to schedule. The ideal candidate possesses strong leadership skills, a thorough understanding of construction processes, and excellent communication abilities.

Job Duties

• Supervise site activities to ensure compliance with project specifications, health and safety regulations, and quality standards.
• Support the Project Manager with planning, organising, and coordinating daily site operations.
• Manage materials on-site to ensure availability and proper storage, minimising waste and delays.
• Implement and monitor traffic management plans to ensure safe access and egress for site personnel and deliveries.
• Maintain clear and effective communication with suppliers, subcontractors, and site personnel to support smooth operations.
• Carry out regular site inspections and report on progress, health and safety compliance, and any issues requiring resolution.
• Assist in the preparation of site documentation, including daily reports, risk assessments, and method statements.
• Ensure that all personnel on site hold the appropriate certifications and are inducted correctly.
• Promote a culture of safety and continuous improvement throughout the project team.

Required Qualifications

• Site Supervisors Safety Training Scheme (SSSTS) certificate.
• Valid Construction Skills Certification Scheme (CSCS) card.
• First Aid at Work certification.
• Banksman qualification

Experience

• Proven experience working in a supervisory role within the construction industry, preferably on residential refurbishment projects.
• Experience in managing on-site materials and traffic management procedures.
• Demonstrable track record of maintaining high health and safety standards on construction sites.

Knowledge and Skills

• Comprehensive understanding of construction site operations and residential refurbishment processes.
• Ability to interpret technical drawings, specifications, and method statements.
• Excellent communication skills, both verbal and written, to liaise effectively with multiple stakeholders.
• Strong organisational skills with the ability to prioritise tasks and manage time effectively.
• Competent in using basic IT systems for reporting and documentation purposes.
• Proactive approach to problem-solving and the ability to work under pressure.

Working Conditions

• Full-time contract role based on site in Horsham, West Sussex.
• Work involves exposure to typical construction site environments including noise, dust, and variable weather conditions.
• Use of personal protective equipment is mandatory at all times on site.
• Occasional requirement to work outside standard hours to meet project deadlines.
• Role requires physical activity such as walking across uneven terrain and climbing ladders or scaffolding.

This position offers the opportunity to contribute to a significant residential refurbishment project while developing your supervisory skills within a supportive and professional environment.