Senior Sub Agent - Major Civil Infrastructure

Carmichael UK; Stone; On-site; GBP 45,000 - 60,000; Full time

Job summary

Carmichael UK is seeking an experienced Sub Agent for a major HS2 civils project based near Aylesbury. You will oversee viaducts, earthworks and structural packages, leading Section Engineers and Foremen while ensuring delivery to programme, budget and quality targets.

Reporting to the Site Agent, you will manage subcontractors, coordinate labour and temporary works, and maintain progress reports. A strong safety culture and NEC contract familiarity are essential for success.

Qualifications

• Proven experience as a Sub Agent, Senior Engineer or Section Engineer on major civil engineering projects.
• Experience delivering viaducts, bridges, reinforced concrete structures and earthworks.
• Experience on HS2 or large infrastructure projects (highways, rail, civils).
• Good knowledge of construction methodologies, temporary works and sequencing.
• Experience managing subcontractors and site delivery teams.
• Understanding of NEC contracts and commercial awareness.
• Strong planning, organisational and leadership skills.

Responsibilities

• Manage and coordinate the delivery of viaduct, earthworks and structural packages.
• Lead site teams including Section Engineers, Site Engineers and Foremen.
• Ensure works are delivered in line with programme, budget and quality requirements.
• Prepare and review method statements, risk assessments and ITPs.
• Manage subcontractors and monitor performance against project objectives.
• Coordinate labour, plant, materials and temporary works requirements.
• Ensure compliance with HS2 standards and all SHEQ requirements.
• Monitor progress and produce short‑term programmes and progress reports.
• Carry out regular site inspections and audits.
• Support commercial teams with cost control, forecasting and change management.
• Review engineering documentation, drawings and technical specifications.
• Attend client and stakeholder meetings, providing updates on progress and key risks.
• Drive a positive safety culture across all site activities.

Skills

Sub Agent experience

Civil engineering

Site management

Project delivery

NEC contracts knowledge

Education

Degree/HNC/HND in Civil Engineering

SMSTS

CSCS Management Card

First Aid at Work

Temporary Works Coordinator/Supervisor

Job description

Carmichael UK is seeking an experienced Sub Agent for a major HS2 civils project based near Aylesbury. You will oversee viaducts, earthworks and structural packages, leading Section Engineers and Foremen while ensuring delivery to programme, budget and quality targets.

Reporting to the Site Agent, you will manage subcontractors, coordinate labour and temporary works, and maintain progress reports. A strong safety culture and NEC contract familiarity are essential for success.