Assistant Site Manager

We are seeking a proactive and experienced Assistant Site Manager to support the successful delivery of construction works at Wellington Station. Working closely with the Project Manager and Site Manager, the successful candidate will assist in the day-to-day management of site operations, ensuring all works are delivered safely, efficiently, to the required quality standards and in line with the agreed programme.

The role will involve coordinating subcontractors and site operatives, monitoring progress, maintaining health and safety standards, and supporting the overall planning and delivery of works within a live railway environment.

The ideal candidate will have strong site management and organisational skills, a hands‑on approach, and the ability to take responsibility for designated sections of work while providing cover for the Site Manager when required.

• 1. Health, Safety & Environmental Leadership
  • Promote a positive health and safety culture across the site, ensuring all personnel work safely and in accordance with company procedures.
  • Ensure compliance with CDM Regulations, relevant legislation, and applicable Network Rail standards and requirements.
  • Deliver site inductions, daily briefings, toolbox talks and regular safety inspections.
  • Manage and monitor permits to work, temporary works, Risk Assessments and Method Statements (RAMS), and safe systems of work.
  • Identify hazards and implement appropriate control measures to minimise risks.
  • Support incident and near‑miss reporting, investigations and the close‑out of corrective actions.
  • Ensure good housekeeping and environmental standards are maintained throughout the site.
• 2. Site Operations & Delivery
  • Assist the Site Manager with the planning, coordination and delivery of daily construction activities.
  • Supervise direct labour, subcontractors and site operatives to ensure works are completed safely and efficiently.
  • Monitor progress against the construction programme, identifying potential delays and escalating issues where necessary.
  • Coordinate site access, deliveries, logistics and railway possessions where applicable.
  • Ensure labour, plant, materials and equipment are available to support planned activities.
  • Support the achievement of key programme milestones and delivery targets.
  • Take responsibility for designated sections of work, ensuring activities are completed in accordance with the agreed programme and construction methodology.
• 3. Quality Assurance & Control
  • Ensure construction activities are undertaken in accordance with approved drawings, specifications and quality requirements.
  • Carry out regular site inspections and quality checks, identifying and resolving issues promptly.
  • Maintain accurate quality records, Inspection and Test Plans (ITPs), and associated documentation.
  • Monitor workmanship and ensure subcontractors meet the required standards.
  • Manage defects, snagging and remedial works through to satisfactory completion.
  • Assist with the preparation of handover documentation and ensure relevant records are maintained.
• 4. Team Leadership & Coordination
  • Lead, motivate and coordinate site operatives and subcontractors to achieve safe and productive working practices.
  • Manage daily site communications, coordination meetings and briefings.
  • Work collaboratively with engineers, supervisors, designers, suppliers and other project stakeholders.
  • Provide guidance and support to graduates, engineers and less experienced members of the site team.
  • Promote teamwork, accountability and a positive working environment.
  • Address performance or operational issues promptly, escalating matters to the Site Manager or Project Manager where appropriate.
• 5. Commercial Awareness & Cost Control
  • Develop an understanding of the project scope, contractual requirements, commercial risks and constraints.
  • Monitor the efficient use of labour, plant, materials and other site resources.
  • Identify potential variations, changes to scope and additional works, ensuring these are recorded and reported through the appropriate channels.
  • Support cost control measures and help ensure resources are used effectively.
  • Identify opportunities to improve productivity, reduce waste and minimise unnecessary expenditure.
  • Maintain accurate records of site activities, labour allocation, material usage and any relevant delays or disruptions.
• 6. Technical Coordination & Planning
  • Read and interpret construction drawings, specifications, programmes and technical documentation.
  • Understand construction sequencing,…