Job Description

Northampton Region
Freelance Contract (Inside IR35)
550- 580 per day
Immediate Start

We are seeking an experienced Sub Agent to join a major infrastructure project in the Northampton region, supporting delivery on a high-profile civil engineering scheme.
Working as part of a Tier 1 contractor team, you will take responsibility for the planning, coordination, and delivery of key work packages, ensuring works are delivered safely, on programme, and to specification.

• Manage day-to-day site operations across allocated sections of work
• Oversee subcontractors delivering civils packages (earthworks, drainage, structures, or highways)
• Ensure compliance with health, safety & environmental standards
• Drive programme performance and short-term planning (lookaheads)
• Review and implement method statements and risk assessments (RAMS)
• Coordinate with engineering teams to resolve technical issues
• Monitor progress, quality, and productivity on site
• Support cost control, forecasting, and reporting to senior management
• Maintain accurate site records, including diaries and progress reports
• Liaise with stakeholders including client reps, designers, and supply chain

• Proven experience as a Sub Agent or Senior Engineer on major civils / infrastructure projects
• Strong background in earthworks, drainage, highways or structural works
• Experience managing subcontractors and site teams
• Excellent knowledge of CDM regulations and health & safety practices
• Ability to read and interpret technical drawings and specifications
• Strong communication and leadership skills
• SMSTS, CSCS (Black or Gold), and First Aid (preferred)

• Experience working on HS2 or other major UK infrastructure projects
• Familiarity with Tier 1 contractor processes and reporting systems
• Knowledge of NEC contracts

• Competitive day rate: 550- 580 Inside IR35
• Long-term pipeline of work
• Opportunity to work on one of the UK's largest infrastructure programmes
• Immediate start available