About LOCKROSE
LOCKROSE delivers complex infrastructure projects supporting the UK’s energy transition and net-zero ambitions. We specialise in high-voltage transmission systems including HV cable routes, overhead lines (OHL), and substations, combining strong commercial governance with engineering and delivery excellence. We are seeking an experienced Senior Quantity Surveyor (Post-Contract) to take a leading role in the commercial management and control of energy infrastructure projects.
Role Overview
This is a client-side commercial delivery role, focused on ensuring robust cost control, effective contract administration, and proactive risk management across the construction phase.
You will operate at the heart of project delivery teams, working closely with project managers, engineers, and contractors to ensure commercial outcomes are optimised and aligned with programme objectives.
The role is particularly suited to candidates with regulated utility experience, and strong working knowledge of NEC4 contracts in a live project environment.
Key Responsibilities
Commercial Delivery & Governance
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Lead the post-contract commercial management of major infrastructure projects
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Ensure compliance with client governance, approvals, and reporting frameworks
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Maintain full visibility of project cost, risk, and financial performance
Contract Management (NEC4)
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Administer NEC4 ECC and PSC contracts in a live delivery environment
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Lead or support:
- Early Warning processes
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Compensation Event assessments and negotiations
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Programme and impact reviews
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Ensure contract mechanisms are applied robustly and consistently
Cost Control & Forecasting
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Own and maintain accurate cost forecasts and cash flow projections
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Monitor actual vs forecast performance and identify variances early
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Support project teams in maintaining robust financial discipline
Change & Risk Management
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Lead commercial input into change control processes
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Assess and challenge contractor submissions for:
- Compensation Events
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Variations
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Claims
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Identify and manage commercial risks and opportunities
Supplier & Contractor Management
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Review and assess:
- Interim applications/payments
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Final accounts
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Contractor performance
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Build collaborative relationships while maintaining commercial rigour
Reporting & Stakeholder Engagement
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Provide clear, accurate and timely commercial reporting
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Present key commercial positions to internal stakeholders and clients
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Support senior decision-making with data-driven insight
Procurement & Packages (Live Works)
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Support procurement and tender evaluation of additional works/packages
Contribute to commercial strategy for ongoing delivery phases
Requirements
Qualifications & Memberships
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Degree in Quantity Surveying, Commercial Management, or equivalent
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Chartered or working towards:
- MRICS (RICS) or MInstCES (CICES)
Skills & Experience
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Proven experience in post-contract QS roles on infrastructure or energy projects
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Strong working knowledge of NEC3/NEC4 contracts (essential)
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Experience on National Grid or similar regulated utility frameworks (highly desirable)
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Demonstrable experience in:
- Compensation event management
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Cost forecasting and reporting
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Contractor commercial management
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Strong commercial acumen with the ability to challenge, influence, and negotiate effectively
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Experience using tools such as:
- CEMAR, FastDraft, SYPRO, Asite, or similar commercial platforms
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Ability to operate across multiple projects or complex programmes
Benefits
What We Offer
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Opportunity to work on nationally significant energy infrastructure projects
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Exposure to major transmission & net-zero programmes
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A collaborative, high-performing commercial environment
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Clear progression into senior commercial / programme roles
Package & Benefits
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Competitive salary + bonus
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Pension scheme
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Hybrid working
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Car allowance / travel support
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Professional development and chartership support
