Senior Estimator

Barhale; Peterborough; Hybrid; GBP 65,000 - 85,000; Full time

Job summary

Anglian Water Group seeks a Senior Estimator to join the @one Alliance, shaping cost baselines for water infrastructure projects in the East of England. You will lead on estimating across design stages, challenge costs, and collaborate with multi-disciplinary teams to secure accurate quotations and robust cost controls.

The role includes mentoring junior estimators, developing cost models, and ensuring seamless handovers to delivery teams while upholding strong health and safety standards.

Qualifications

• Educated to degree level (Engineering, Quantity Surveying) or equivalent experience.
• Strong analytical and numerical abilities; proven decision-making under cost pressures.
• Advanced MS Excel and cost-model tooling experience.

Responsibilities

• 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 quotations and manage cost capture.
• Mentor junior estimators and support potential line management.
• Develop and maintain cost models, libraries and data in cost bases.
• Ensure smooth handover of estimates to delivery teams and align with AW cost capture requirements.
• Champion safety and ensure adherence to H&S policies.

Skills

Analytical ability

Numerical ability

Communication

Collaboration

MS Office

Education

Engineering or QS degree

Tools

Estimating software

Job description

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. The Anglian Water @one Alliance is a collaborative organisation of consultants and contractors working together to deliver a significant portion of Anglian Water’s capital investment programme. We design and construct water and water recycling (waste water) treatment centres that serve more than six million people in the East of England and maintain and improve the water mains and the sewerage network in the region. With an eye firmly on carbon reduction and creating a more sustainable world - we are always looking for the very best people who are ready to bring fresh ideas to the table to help us all meet the AMP7 challenge. We value diversity and inclusion. We see it as central to our success as an organisation. We truly believe we are better able to understand and meet the needs of our customers if our organisation reflects the communities we serve.