Senior Estimator
Anglian Water · Thorpe Wood House
Senior Estimator
Location: Peterborough/ Hybrid
Who are we?
Here within the @one Alliance we are a totally collaborative organisation made up of our eight partner companies (Anglian Water, Balfour Beatty, Barhale, Binnies, MMB, MWH Treatment, Skanska and SWECO) and our extended supply chain, delivering over half of Anglian Water’s capital investment programme.
Water and the natural environment are the foundation of life, society, and our economy. The East of England is home to unique rivers, wetlands, and coastlines—but it is also one of the most water-stressed regions in the UK. With one of the most ambitious capital investment programmes in the industry, we are delivering resilient water supplies, enabling sustainable growth, tackling climate change, and protecting the natural environment.
The Opportunity
We are looking for an experienced Estimator to Join the @one Alliance and play a key role in shaping the future of water infrastructure across the East of England.
As a Senior Estimator, you will be a vital part of either our Central Estimating Team or embedded within a Business Unit, supporting a wide range of projects including, Water & Water Recycling Treatment Plants, Pipelines and Pumping Stations & Reservoirs and Network Storage
Working within an outperformance contract model, you will lead on developing robust cost estimates while challenging all aspects of construction costs, risk, and overheads.
What You’ll Be Doing
Estimation & Project Support
Produce CAPEX estimates across optioneering, outline, and detailed design stages
Collaborate with multi-disciplinary teams to define scope and buildability
Engage with supply chain partners to obtain accurate quotations
Prepare estimates using industry software and MS Excel
Stakeholder Engagement
Advise and challenge on design requirements and cost impacts
Support delivery teams with estimating strategy and alliance processes
Manage priorities and expectations across multiple stakeholders
Leadership & Development
Mentor and support junior estimators
Potential line management responsibilities
Deputise for the Head of Estimating when required
Systems & Continuous Improvement
Develop and maintain cost models and libraries
Identify efficiencies and implement best practice
Maintain and analyse data within cost bases
Ensure smooth handover of estimates to delivery teams
Align estimates with Anglian Water cost capture requirements
Commercial & Cost Capture
Ensure smooth handover of estimates to delivery teams
Align estimates with Anglian Water cost capture requirements
Health, Safety & Wellbeing
Champion a strong safety culture and “Safer Every Day” mindset
Ensure compliance with all H&S policies and procedures
Contribute to continuous improvement and a zero-accident culture
About You
We’re looking for someone who is:
An experienced Estimator ready for a senior role
Educated to degree level (Engineering, Quantity Surveying) or equivalent experience
Experienced in infrastructure, utilities, or construction environments
Confident working across civil, mechanical, electrical, or process disciplines
Key Skills
Strong analytical and numerical ability
Excellent communication and collaboration skills
Proactive, motivated, and eager to learn
Highly organised and able to meet deadlines
Advanced MS Office skills and familiarity with estimating software
Why Join @one Alliance?
Be part of a purpose-driven organisation making a real environmental impact
Work on major, high-profile infrastructure projects
Collaborate within a supportive, forward-thinking alliance
Opportunities for career progression and professional development
The Anglian Water @one Alliance. Eight partners, endless opportunities.
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