Estimator One Alliance

Mott Mac Donald Bentley are recruiting for an Estimator to join the Anglian Water @One Alliance.

As part of Anglian Water’s @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.

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.

• 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

• 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

• 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

• Collaborate with delivery teams to ensure smooth handover of estimates
• Structure estimates to align with Anglian Water cost capture requirements

• Promote a strong Safer Every Day culture
• Follow all H&S policies and procedures
• Actively contribute to continuous improvement and a zero-accident environment

• 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

• 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, you’ll be part of a dynamic, forward-thinking team that is shaping the future of the UK’s water infrastructure. We offer a collaborative and innovative working environment, where your expertise will be valued and your ideas will drive meaningful change.

Mott Mac Donald Bentley benefits can be found in the booklet attached.