Building on our past. Ready for the future

Worley is a global professional services company of energy, chemicals and resources experts. We partner with customers to deliver projects and create value over the life of their assets. We’re bridging two worlds, moving towards more sustainable energy sources, while helping to provide the energy, chemicals and resources needed now.

The purpose

The Cost Controller is responsible for planning, monitoring, controlling, and forecasting project costs to ensure projects are delivered within approved budgets, contractual requirements, and Worley Project Controls standards.
The role provides timely and accurate cost information to the Project Management Team (PMT) and supports informed decision-making throughout the project lifecycle.

Principal Responsibilities:

Cost Planning & Budget Control

Establish, maintain, and control the project cost baseline in alignment with approved scope and contract.

Develop and manage project budgets, cost breakdown structures (CBS), and cost control procedures.

Ensure correct allocation of costs by discipline, phase, and location.

Cost Monitoring & Reporting

Track actual costs versus budget and forecast (EAC / ETC).

Analyze cost variances, trends, and performance indicators.

Prepare periodic cost reports for internal management and clients.

Support monthly cost reviews and project performance meetings.

Forecasting & Performance

Prepare and maintain accurate cost forecasts, including scenario analysis when required.

Identify cost risks, opportunities, and potential overruns at early stages.

Support corrective actions and mitigation strategies with the PMT.

Change Management

Support the preparation, evaluation, and control of Scope Change Orders (SCOs), PDNs, and variations.

Assess cost impacts of scope changes, schedule changes, and resource adjustments.





Ensure changes are properly reflected in budgets and forecasts once approved.

Timesheets & Cost Data Integrity

Monitor and validate timesheets, cost accruals, and cost allocations.

Coordinate with Finance and Project Accounting to ensure cost accuracy and compliance.

Support audits and internal reviews related to project costs.

Stakeholder & Client Interface

Act as key cost control interface with the PMT, discipline leads, finance, and client representatives.

Provide clear explanations of cost performance, drivers, and forecasts to stakeholders.

Support client negotiations related to cost control and changes when required.

Systems & Standards

Apply Worley Project Controls systems, tools, and procedures consistently.

Ensure compliance with internal governance, reporting standards, and contractual requirements.

Contribute to continuous improvement of cost control practices and templates.

Qualifications

What you will bring

? Requirements:

Skills & experience

Education

University degree in Engineering, Economics, Finance, Accounting, or related discipline, or equivalent relevant experience.

Experience

Typically 5–10+ years of relevant experience in cost control, project controls, or project services.

Experience in engineering, EPC/EPCM, mining, energy, or industrial projects is highly desirable.

Proven experience working with multi-location and multi-currency projects is an advantage.

Technical Skills





Strong knowledge of cost control, forecasting, budgeting, and variance analysis.

Solid understanding of project lifecycle and project controls interfaces (planning, estimating, procurement).

Proficiency in Excel and project cost systems.

Experience with cost reporting and performance metrics (EAC, ETC, CPI, WPI, etc.).

Language

English proficiency required (written and spoken) to interact with regional and general stakeholders.

Key Competencies

Strong analytical and numerical skills.

Attention to detail and data accuracy.

Ability to work proactively and identify issues early.

Clear and concise communication with technical and non-technical stakeholders.

Ability to manage priorities in a fast-paced, multi-project environment.

Collaborative mindset and strong interface management skills.

If you need any accessibility adjustments, please make sure to mention it in your application

Moving forward together

We want our people to be energized and empowered to drive sustainable impact. So, our focus is on a values-inspired culture that unlocks brilliance through belonging, connection and innovation.

We’re building a diverse, inclusive and respectful workplace. Creating a space where everyone feels they belong, can be themselves, and are heard.

And we're not just talking about it; we're doing it. We're reskilling our people, leveraging transferable skills, and supporting the transition of our workforce to become experts in today's low carbon energy infrastructure and technology.

Whatever your ambition, there’s a path for you here. And there’s no barrier to your potential career success. Join us to broaden your horizons, explore diverse opportunities, and be part of delivering sustainable change

Ready to engineer what’s next? Apply today.

📌 Senior Project Control Specialist (Buenos Aires)
🏢 Worley
📍 Buenos Aires