Job Title: Site Agent - Infrastructure (Day Shift)
Location: Heathrow Airport
Rate: -500550 per shift (Inside IR35 or via Ltd Company)
Night Shift Uplift: -650700 per shift (1-2 Thursday night shifts per month as required)
Hours: 07:30 - 17:00
Working Pattern: No weekends | 1 day per week WFH | Initial 2 shifts on nights for onboarding

This role sits within a major infrastructure upgrade programme at one of the world''s busiest aviation environments, supporting critical asset management and compliance works. The project focuses on essential tunnel infrastructure, ensuring key transport routes remain safe, compliant, and fully operational while upgrade works are delivered within constrained access windows.

The Agent will be responsible for the day-to-day management and technical delivery of a complex infrastructure package. Leading the day-shift function, you will ensure all preparatory works are in place for successful night-time delivery, managing subcontractors and coordinating closely with stakeholders to resolve engineering challenges in a live operational environment.

Technical Excellence

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  Oversee all engineering activities, ensuring full compliance with design specifications and relevant standards
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  Review and interpret complex drawings, providing technical guidance and solutions

Operational Management

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  Manage subcontractors and site engineers, ensuring delivery aligns with programme, quality, and safety expectations
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  Drive productivity and maintain high standards across all site operations

Shift Integration

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  Act as the key interface between day and night teams via the handover engineer
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  Ensure all works are fully planned, briefed, and resourced for night-shift execution
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  Support efficient delivery within restricted tunnel possession windows

Health, Safety & Compliance

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  Produce and review RAMS (Risk Assessments and Method Statements)
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  Ensure strict adherence to all health, safety, and environmental requirements

Planning & Reporting

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  Lead short-term programming and track progress against the master schedule
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  Identify risks and proactively report issues or delays to senior management

Stakeholder Engagement

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  Liaise with clients, designers, and third parties to resolve technical queries
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  Promote a collaborative "One Team" approach across all project stakeholders

Essential

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  Strong Civil or Structural Engineering background
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  Proven experience delivering complex infrastructure projects (tunnels, highways, rail)
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  Ability to interpret technical drawings and solve engineering challenges in live environments
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  Strong leadership, communication, and organisational skills

Desirable

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  Experience working within aviation or highly regulated environments
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  Valid CSCS card and H&S qualifications (e.g. SMSTS)
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  Familiarity with NEC4 contracts and change management processes

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  First 2 shifts will be worked on nights to support integration with delivery teams
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  Occasional night shifts (1-2 per month, typically Thursdays) required to support key works
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  Hybrid working available with 1 day per week working from home

This is an excellent opportunity for an experienced Agent to take a key role on a high-profile infrastructure scheme, offering strong rates, a balanced working pattern, and the chance to work within a complex, live operational environment.