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Estimator One Alliance


Job Location:

Peterborough - UK

Monthly Salary: Not provided by the employer
Posted: 25 September 2026 (11 hours ago)
Application Deadline: 23 December 2026
Vacancies: 1 Vacancy

Job Summary

Mott MacDonald Bentley are recruiting for a Estimator to join the Anglian Water @One Alliance.

As part of Anglian Waters @one Alliance we are on a mission to create a sustainable and resilient future for water. With an ambitious 2.3 billion capital investment in AMP8 we are revolutionising infrastructure sustainability and digital transformation to protect the environment and support growing communities



Why Join Us

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. Youll work across a diverse portfolio including Water & Water Recycling Treatment Plants Pipelines and Pumping Stations & Reservoirs and Network Storage.

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



What Youll Be Doing:

Estimating & Project Support

  • Prepare CAPEX estimates at all project stagesfrom 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


What youll bring:

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)



At @one Alliance youll be part of a dynamic forward-thinking team that is shaping the future of the UKs water infrastructure. We offer a collaborative and innovative working environment where your expertise will be valued and your ideas will drive meaningful change.


JN Bentley benefits can be found in the booklet attached.