Senior Estimator – Civils / Infrastructure / Nuclear

Company: TriBuild
Apply for the Senior Estimator – Civils / Infrastructure / Nuclear
Location: Whitehaven
Job Description:

Senior Estimator – Major Infrastructure (Sellafield)

Location: Sellafield, CumbriaSalary: Circa £70,000 – £80,000 + packageJob Type: Permanent

About the RoleTRIbuild Solutions are recruiting a Senior Estimator to support a major infrastructure upgrade programme at Sellafield, working with a leading Tier-1 contractor.

This is a key role within the pre-construction team, responsible for leading estimates across complex civils and infrastructure packages within a highly regulated nuclear environment.

Key Responsibilities

  • Lead and prepare detailed cost estimates for major infrastructure works
  • Review drawings, specifications and tender documentation
  • Engage with the supply chain to obtain accurate pricing
  • Identify risks, opportunities and value engineering options
  • Support bid submissions and commercial strategy

Requirements

  • Proven experience as an Estimator or Senior Estimator within civils or infrastructure
  • Strong understanding of NEC contracts and pricing structures
  • Experience on major projects or within regulated environments
  • Excellent analytical and commercial skills

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Posted: October 16th, 2026