United Infrastructure
Commercial Administrator
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Commercial Assistant – London / Net Zero (Formwork)
United Infrastructure
Company Description
United Infrastructure is a dynamic and rapidly expanding business, focused on delivering critical infrastructure projects across utility and social infrastructure sectors.
Our team of highly skilled specialists delivers innovative solutions to complex challenges faced by clients. The business operates across two business areas:
- Utility Infrastructure – We design, build, and maintain critical water, energy (gas), power, and telecoms infrastructure for the UK’s largest network owners and operators.
- Social Infrastructure – We revitalise homes and communities through retrofit, refurbishment, and maintenance projects.
Working in partnership with clients—including the UK’s largest network owners and operators—we deliver nationally significant projects that meet the needs of local communities and national interests. A core strength lies in our ability to engage with local teams while managing projects at scale, ensuring our workforce reflects the communities we serve and fosters pride in delivering high-performance results.
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Job Description
As part of our fast-growing Commercial Team, you’ll support the delivery and profitability of projects through meticulous commercial administration, compliance with contract terms, and subcontractor management.
Key Responsibilities
You’ll assist with:
- Contract management in adherence to JTC, NEC 3/4 (Options A & C)
- Subcontractor negotiations, payments, and performance monitoring
- Accurate completion of Measured Works (Certificates of Measurement) and billing processes
- Monthly reconciliation of costs and generation of Earned Value Analysis reports
- Maintenance of comprehensive commercial documentation
Requirements
Essential
- 5 GCSEs/ Equivalent (grades 9-4 (C or above)): Maths, English, and preferably a Science
- Standard methods of measurement understanding
- Proficient in Microsoft Excel (critical for financial analysis and reporting)
- Numerical and analytical skills with a capacity for detailed work under pressure
- Willingness to learn and extend knowledge of industry databases/software
- Full UK driving licence (travel required)
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Desirable
- Experience with NHF SoR (Schedule of Rates) or similar bespoke framework rates
- ** Level 4 qualification related to construction/commercial fields
- Industry experience in subcontracting, contracts administration, or quantity surveying
- Relevant exposure to NEC/JCT contracts or commercial processes
What We Offer
- Permanent full-time role with competitive salary and benefits package
- Training and development opportunities aligned to the company’s growth
- Career progression supported within a teams-based culture focussed on innovation
- Immediate interview process for suitable candidates
United Infrastructure plays a vital role in shaping the UK’s future through sustainable, socially impactful work. We are rebilt under the name United Infrastructure (previously United Living).
No DBS check required.
Apply today [see UPD.link]
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