About Leo Lynch
Leo Lynch is a leading mechanical and process engineering contractor, delivering technically complex projects across the semiconductor, life sciences, and advanced manufacturing sectors. Our reputation is built on engineering excellence, innovation, and a collaborative approach that drives results.
Role Overview
Leo Lynch is seeking a highly experienced Senior Quantity Surveyor / Commercial Manager. The successful candidate will have a mechanical bias, strong experience working on semiconductor or high-technology construction projects, and the ability to lead commercial teams from pre-construction through to final account. This is a senior team member role responsible for ensuring commercial performance, cost control, and contract compliance on mechanical projects.
Key Responsibilities
Commercial & Contract Management
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Lead and manage all commercial functions across major mechanical and process projects.
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Ensure compliance with contract terms (NEC, FIDIC, or equivalent) and company procedures.
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Oversee procurement strategies, subcontractor engagement, and contract administration.
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Prepare, submit, and negotiate variations, claims, and final accounts.
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Identify and manage commercial risks and opportunities throughout the project lifecycle.
Measurement & Valuation
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Carry out detailed measurement and quantification of mechanical works directly from drawings, models, and site inspections.
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Prepare Bills of Quantities (BoQ), cost schedules, and rate build-ups.
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Develop, analyse, and agree project rates and star rates with clients and subcontractors.
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Maintain accurate measurement records for all works to support interim valuations and variations.
Cost Control & Reporting
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Produce and update detailed cost forecasts, cash flow projections, and financial reports.
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Track and report project cost performance, value of work done, and profitability.
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Support project teams with cost data for decision-making and risk mitigation.
Payment & Financial Administration
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Prepare, submit, and agree monthly interim payment applications in accordance with contract terms.
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Assess and certify subcontractor payment applications, ensuring compliance and value accuracy.
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Manage project change control processes and ensure timely commercial communication with stakeholders.
Leadership & Collaboration
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Lead and mentor project QS and commercial team members.
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Work closely with engineering, planning, and project management teams to ensure alignment between technical and commercial objectives.
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Build strong relationships with clients, suppliers, and subcontractors to ensure transparent and efficient project delivery.
Qualifications & Experience
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BSc in Quantity Surveying, Construction Economics, or equivalent degree (essential).
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Professional accreditation (MRICS, SCSI, or equivalent) desirable.
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Minimum 10 years' experience in mechanical quantity surveying and commercial management.
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Proven track record on semiconductor, cleanroom, or high-tech industrial projects.
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Strong mechanical services background with ability to interpret technical drawings and specifications.
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Expertise in measurement, rate development, valuations, and cost reporting.
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Excellent analytical, negotiation, and communication skills.
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Proficiency in cost management software and Microsoft Office suite.
