Senior Estimator

Company: Balfour Beatty
Apply for the Senior Estimator
Location: Peterborough
Job Description:

Overview

In this role you will deliver CAPEX estimates across optioneering and design stages, building robust cost plans to support investment decisions. You’ll work with cross-functional teams to define scope, assess risks, and manage buildability and supplier quotations. You’ll mentor junior estimators and help grow estimating capability within the Alliance. This is a chance to shape cost strategy and drive value for large-scale water infrastructure projects.

Pay / Benefits

  • Smart working with up to 40% remote working
  • 25 days paid annual leave (pro rata)
  • family-friendly maternity/adoption leave (28 weeks)
  • pension
  • share incentive plan
  • volunteering leave

Responsibilities

  • Produce CAPEX estimates across optioneering, outline and detailed design stages
  • Develop cost plans and estimates to support investment decisions
  • Collaborate with multidisciplinary teams to define scope, identify risks and assess buildability
  • Engage with supply chain partners to obtain quotations
  • Prepare estimates using industry estimating software and Microsoft Excel
  • Provide expert advice on design requirements and associated cost impacts
  • Challenge project assumptions to ensure value for money and affordability
  • Support delivery teams with estimating strategies and Alliance processes
  • Build strong relationships across engineering, commercial, procurement and construction teams
  • Mentor and support junior estimators and share best practices
  • Assist with developing estimating capability across the Alliance
  • Deputise for the Head of Estimating when required
  • Contribute to a positive, collaborative and high-performing team culture
  • Develop and maintain cost models, estimating tools and cost libraries
  • Analyse historical cost data to improve estimate accuracy and consistency
  • Identify efficiencies and opportunities to improve estimating processes
  • Support smooth transition of projects from estimating into delivery
  • Champion a strong safety culture and promote the Alliance’s Safer Every Day ethos
  • Ensure compliance with health, safety and wellbeing requirements
  • Promote continuous improvement and a zero-harm environment

Key requirements

  • Significant estimating experience within infrastructure, utilities, water or construction sectors
  • Degree qualified in Engineering, Quantity Surveying or related discipline, or equivalent experience
  • Experience preparing estimates across multiple project stages from feasibility to detailed design
  • Strong commercial awareness and understanding of project cost drivers
  • Experience working with civil, mechanical, electrical and/or process engineering disciplines
  • Excellent analytical, numerical and problem-solving skills
  • Strong communication skills with ability to influence and challenge constructively
  • Proactive mindset with passion for continuous improvement and innovation
  • Advanced Microsoft Office skills and experience using estimating software
  • communication
  • influence
  • problem-solving
  • Microsoft Excel
  • estimating software
  • cost modeling

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Posted: November 1st, 2026