Senior Cost Lead - Infrastructure & Digital Project Controls

th3rdcurve; City Of London; Hybrid; GBP 80,000 - 110,000; Full time

Benefits offered by this job

Hybrid working

30 days annual leave

Job summary

th3rdcurve, a London-based consultancy, seeks a senior cost management leader to govern cost baselines, forecasts and reporting across major civils programmes. You’ll collaborate with PMO teams and external partners to drive transparency, consistency and value in project delivery.

The role requires extensive experience in cost estimation, control and forecasting for infrastructure projects, with a strong emphasis on stakeholder engagement and digital tooling.

Qualifications

• Substantial experience within cost management on major infrastructure projects.
• Proven cost estimation, cost control, and cost forecasting using leading industry tools.
• Strong analytical, communication, and stakeholder engagement skills, with the ability to convey complex information with clarity and impact.
• Proven ability to collaborate across disciplines and champion digital innovation.
• A results-driven, proactive approach and the ability to manage competing priorities and adapt positively to change.

Responsibilities

• Consult on the development of estimates and support the establishment of robust cost baselines for estimate at completion development.
• Align and maintain cost baselines with the Work Breakdown Structure (WBS), project schedule, and risk register.
• Quantify cost impacts arising from scope changes, design modifications, and evolving risks, integrating these with the project’s overall risk management framework.
• Monitor contractor and subcontractor cost performance, validate progress claims, and analyse variances against budget and earned value.
• Implement and operate advanced cost control systems, developing dynamic cost forecasts, trend analyses, and scenario modelling to drive robust project delivery.
• Define and monitor cost KPIs including Cost Performance Index (CPI) and Estimate at Completion (EAC), benchmarking performance against industry standards.
• Lead on clear, timely and accurate cost reporting for all project stakeholders, regulators, and funding bodies.
• Champion digital engineering and integrated project controls, leveraging tools to track and report change, develop dashboards, and drive automation.
• Promote a culture of continuous improvement in cost management practices, engaging proactively with Digital teams to ensure seamless integration with broader business systems.
• Take a leadership role in health and safety, empowering teams and influencing working practices to maintain industry-leading standards.
• Engage with a diverse stakeholder network, anticipating needs, driving alignment, and acting as a trusted advisor to both client and alliance partners.
• Motivate and develop your team, driving high levels of engagement, capability, and performance across the programme.

Skills

Cost management

Cost estimation

Cost control

Cost forecasting

Stakeholder engagement

Analytical skills

Communication

Digital tools

Team leadership

Tools

Ares Prism

EcoSys

SAP

Primavera

Job description

th3rdcurve, a London-based consultancy, seeks a senior cost management leader to govern cost baselines, forecasts and reporting across major civils programmes. You’ll collaborate with PMO teams and external partners to drive transparency, consistency and value in project delivery.

The role requires extensive experience in cost estimation, control and forecasting for infrastructure projects, with a strong emphasis on stakeholder engagement and digital tooling.