Principal Estimator - Energy Projects

About the role

KBR is looking for an experienced Principal Estimator to lead the preparation of capital cost estimates for major projects in the energy, chemicals and energy transition sectors. The role sits within STS in the Integrated Solutions business unit, which covers front-end and detailed engineering, procurement, construction services and program management. It is a hybrid position based in Surrey.

Key responsibilities

• Lead the preparation and delivery of all classes of capital cost estimates, from early studies through to EPC execution.
• Define estimating scope, methodologies, work plans and deliverables for assigned projects.
• Establish key assumptions such as equipment and material pricing, material quantities, construction methodologies, professional services, escalation and contingency allowances, and estimate exclusions.
• Develop estimates aligned to project WBS and CBS, and source labour rates and productivity factors for global projects.
• Conduct benchmarking, cost analysis and estimate validation, and maintain complete audit trails.
• Support independent estimate reviews, contribute to cost risk assessments and coordinate inputs from engineering, procurement and construction teams.
• Mentor and supervise assigned estimators, report to Project Managers and the Estimating Director.

Required profile

• Significant estimating experience in energy, chemicals, offshore, onshore and energy transition sectors.
• Proven experience preparing estimates for studies, pre-FEED, FEED and EPC projects.
• Experience presenting estimates and cost strategies to clients, project teams and senior management.
• Ability to evaluate project risks, uncertainties and contingencies, and strong leadership of estimating teams.

Required skills

• Understanding of industry-standard estimating methodologies and practices.
• Proficiency with estimating software, including ACCE.