Role - Staff Location - London (hybrid) Sector - Nuclear We are seeking an experienced Cost Systems Engineer to provide functional support for EcoSys (Cost Management System) and associated reporting across a major infrastructure project. This is a key role in supporting the implementation and assurance of cost and change management processes, with a strong focus on system configuration, data integrity, and stakeholder engagement. This role is ideal for a professional with proven experience using EcoSys in a complex project environment, who is confident aligning cost and change control principles with both client and supply chain-delivered scope. Key Responsibilities: Lead and manage EcoSys configuration activities to ensure optimal functionality across the project. Develop and manage Work Breakdown Structures (WBS) and Cost Breakdown Structures (CBS), including integration with P6 scheduling codes. Align cost structures to scheduled activities to ensure accurate cost control and forecasting. Drive the implementation of digital solutions and systems that create value across capital projects and asset management programmes. Apply advanced knowledge of cost systems and digital tools to improve performance, reporting, and transparency. Perform regular cost control analysis and system assurance reviews independently. Support the rollout and adoption of cost monitoring standards, techniques, and reporting protocols. Contribute ...