Senior Estimator

Overview

In this role you will deliver CAPEX estimates across feasibility to detailed design, enabling investment decisions. You will work with multidisciplinary teams to define scope, assess buildability and risks, and engage supply chain partners for quotations. You will use estimating software and Excel to build cost plans, and you will mentor others while shaping the Alliance Estimating capability. This position combines technical scrutiny with collaborative delivery to support safe, value-driven projects in water infrastructure.

Pay / Benefits

• Smart working with up to 40% remote work
• 25 days paid annual leave
• maternity/adoption leave with 28 weeks full pay
• paternity/partners leave with four weeks full pay
• Pension
• share incentive plan

Responsibilities

• Produce CAPEX estimates across optioneering, outline and detailed design stages
• Develop robust 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 competitive and accurate 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, sharing knowledge and best practice
• Assist with the development of 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 the smooth transition of projects from estimating into delivery
• Champion a strong safety culture and the Alliances "Safer Every Day" ethos
• Ensure compliance with health, safety and wellbeing requirements
• Promote continuous improvement and support a zero-harm environment

Key requirements

• Significant estimating experience within infrastructure, utilities, water or construction sectors
• Degree qualified in Engineering, Quantity Surveying or a related discipline, or equivalent industry experience
• Experience preparing estimates across multiple project stages, from feasibility through to detailed design
• Strong commercial awareness and a thorough 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 the ability to influence and challenge constructively
• A proactive mindset with a passion for continuous improvement and innovation
• Advanced Microsoft Office skills and experience using estimating software
• communication
• influencing and constructive challenge
• proactive mindset
• estimating software
• Microsoft Excel
• cost modelling

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