Construction Sub Agent, Civil Engineering

We are working with a leading Tier 1 contractor on the HS2 project in Northamptonshire and is seeking an experienced Sub Agent with a strong structures background to support the delivery of complex civil engineering works.

The Role

You will play a key role in the delivery of major structural works, including viaducts and associated concrete structures. Working closely with the Site Agent and wider project team, you will help ensure works are delivered safely, on programme, and to the highest quality standards.

Key Responsibilities

Support the Site Agent in the delivery of structural and viaduct works

Manage day-to-day site activities, subcontractors, and engineers

Ensure works are delivered in line with drawings, specifications, and programme

Maintain high standards of health & safety, quality, and environmental compliance

Assist with planning, short-term programming, and method statements

Coordinate with engineers, designers, and the temporary works team

Contribute to progress reporting and site documentation

About You

Proven experience as a Sub Agent or Assistant Site Agent on structures-led civils projects

Strong background in viaducts, bridges, or reinforced concrete structures

Experience working on major infrastructure or Tier 1 projects

HS2 experience is desirable but not essential

SMSTS and CSCS (essential)

Strong leadership, communication, and organisational skills