Senior Site Agent

Job Title: Senior Site Agent – Reservoir Construction
Location: Oxford, UK
Rate: £550 per day (Inside IR35)
Contract Duration: 2-3 Years
Start Date: ASAP


Overview:

We are looking for an experienced Senior Site Agent to lead and coordinate the delivery of a major reservoir construction project in Oxford. This is a high-profile, long-term role requiring a strong background in civil engineering, water infrastructure, and the ability to manage multiple teams and workstreams across all phases of construction.


Key Responsibilities:

As the Senior Site Agent, you will take a pivotal leadership role in the successful execution of the project:

Project Delivery & Construction Oversight

  • Take full responsibility for the safe and efficient delivery of all site activities.

  • Oversee the planning, coordination, and execution of works in line with programme and budget targets.

  • Manage site engineers, supervisors, subcontractors, and all on-site personnel.

  • Lead the preparation and implementation of Project Management Plans, including quality, environment, safety, and wellbeing aspects.

  • Provide regular progress reporting and risk management updates to senior management and the client.

Health, Safety, Environment & Quality (HSEQ)

  • Champion a zero-harm culture and promote best-in-class safety behaviours.

  • Ensure all activities comply with company and client health and safety policies.

  • Prepare and review RAMS, permits, method statements, TBTs, and NCRs.

  • Conduct and close out SHEQ audits, inspections, and incident investigations.

  • Manage temporary works and ensure all approvals and permits are in place.

Stakeholder & Subcontractor Management

  • Build and maintain strong working relationships with clients, designers, local authorities, and the general public.

  • Manage specialist subcontractors and ensure integration with main works.

  • Coordinate with commercial and design teams to resolve technical queries and variations.

Documentation, Compliance & Continuous Improvement

  • Manage site documentation, design control, and document flow in line with project governance.

  • Drive quality assurance through inspections, checklists, and handover documentation.

  • Lead lessons learned sessions and support continuous improvement initiatives across the site team.

  • Ensure that all mandatory training and certifications are up to date for yourself and your team.


Key Requirements:

  • Degree / HND / HNC in Civil Engineering or Construction Management (or equivalent).

  • Significant experience as a Site Agent or Senior Site Agent on major civil infrastructure projects, ideally within the water or reservoir sector.

  • Proven leadership capability in managing large multi-disciplinary site teams.

  • Strong technical understanding of civil and MEICA construction practices.

  • SMSTS Certification.

  • CSCS Black (Manager) Card.

  • NEBOSH or equivalent safety qualification.

  • Strong knowledge of temporary works procedures and permit-to-work systems.

  • Excellent communication, reporting, and stakeholder management skills.


IR35 Status: Inside IR35 – paid via PAYE or Umbrella.
Working Hours: Full-time, site-based, Monday to Friday.
Duration: 2-3 year project.

Highfield are a Certified Carbon Neutral Business

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