We are seeking a freelance Senior Site Agent with proven experience in shaft sinking and tunnelling works to join our delivery team on a complex infrastructure project in Snowdonia.
This role suits a hands-on, site-focused senior agent who can take ownership of all aspects of project delivery — from planning and resourcing through to completion — ensuring the works are delivered safely, efficiently, and to a high technical standard.
Key Responsibilities
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Take full responsibility for day-to-day project management of shaft sinking and tunnel works.
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Manage site operations, workforce, and subcontractors to ensure programme, safety, and quality targets are met.
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Plan and coordinate construction sequences, equipment mobilisation, and logistics.
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Maintain clear and proactive communication with the client, designer, and internal teams.
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Monitor and report on progress, cost control, and resource forecasting.
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Oversee HSE compliance, CDM requirements, and environmental controls.
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Drive performance, problem-solve on site, and ensure delivery within agreed timelines.
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Produce short-term lookahead programmes and contribute to project reporting.
Essential Requirements
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Minimum 8–10 years’ experience managing tunnelling and/or deep shaft construction projects.
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Strong background in temporary works, geotechnical interfaces, and confined-space operations.
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Proven record of leading site teams and delivering to tight deadlines.
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Good working knowledge of NEC contract principles (Option A or C preferred).
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Excellent communication and organisational skills.
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CSCS (Manager Level) and SMSTS qualifications.
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Full UK driving licence and flexibility to work in remote site conditions.
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Eligible to work on a CIS / self-employed basis.
If this Role Sounds of interest please apply and one of our team will be in touch