Job Description

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 Estimator to support the successful delivery of projects across the region, either within our Central Estimating Team or embedded in a Business Unit.

You’ll work across a diverse portfolio including, Water & Water Recycling Treatment Plants, Pipelines and Pumping Stations & Reservoirs and Network Storage.

You’ll play an important role in preparing cost estimates, supporting project teams, and contributing to continuous improvement within the alliance.

What You’ll Be Doing

Estimating & Project Support

• Prepare CAPEX estimates at all project stages—from early optioneering through to detailed design and target cost development

• Work with multi-disciplinary teams to understand and quantify project scope

• Engage with suppliers and subcontractors to gather cost information

• Use estimating software and MS Excel to produce accurate estimates

Systems & Improvement

• Learn and apply @one Alliance estimating systems and processes

• Support improvements by identifying best practice and efficiencies

• Cost Modelling & Innovation

• Help develop cost models for repeatable project elements

• Work with digital tools, including 3D models, to understand scope

Cost Base & Data Management

• Maintain and update cost databases and quotation libraries

• Identify discrepancies between market rates and internal cost data

• Liaise with Procurement for early engagement and cost validation

Commercial & Cost Capture

• Collaborate with delivery teams to ensure smooth handover of estimates

• Structure estimates to align with Anglian Water cost capture requirements

Health, Safety & Wellbeing

• Promote a strong “Safer Every Day” culture

• Follow all H&S policies and procedures

• Actively contribute to continuous improvement and a zero-accident environment

About You

Qualifications & Experience

• This role is ideal for someone with estimating experience who is ready to develop their career further.

• Degree in Engineering, Quantity Surveying, or equivalent experience

• Experience in construction, infrastructure, utilities, or similar sectors (desirable)

• Exposure to estimating software and contractor/subcontractor environments (desirable)

• Understanding of civil, mechanical, electrical, or process engineering disciplines

Key Skills

• Strong numerical and analytical skills

• Excellent communication and teamwork abilities

• Motivated, proactive, and eager to learn

• Able to manage workload and meet deadlines

• Confident using MS Office (especially Excel)

Why Join @one Alliance?

• Be part of a major infrastructure programme shaping the region’s future

• Gain exposure to large-scale, multidisciplinary projects

• Work in a collaborative and supportive environment

• Develop your career with opportunities to grow into senior roles

The Anglian Water @one Alliance. Eight partners, endless opportunities.