Cost Engineer (Buenos Aires, Capital Federal, AR, C1107CBE)

Esso
Esso

Posted on Jul 18, 2026

About us

At ExxonMobil, our vision is to lead in energy innovations that advance modern living while reducing emissions. As one of the world’s largest publicly traded energy and chemical companies, we are powered by a unique and diverse workforce fueled by the pride in what we do and what we stand for.

The success of our Upstream, Product Solutions and Low Carbon Solutions businesses is the result of the talent, curiosity and drive of our people. They bring solutions every day to optimize our strategy in energy, chemicals, lubricants and lower-emissions technologies.

We invite you to bring your ideas to ExxonMobil to help create sustainable solutions that improve quality of life and meet society’s evolving needs. Learn more about our What and our Why and how we can work together.

Procurement- Strategic Sourcing

More about us

We are Procurement. As a team of highly motivated and diverse professionals, we add value to the business by providing support to procurement professionals or end users (Business & Service Lines) which may include creating requisitions, services and goods confirmations, invoices administration, as well as creating and maintaining contracts for materials services and freight in SAP used by various business lines. Overall support to the end users in the different steps of the PtP (Purchase to Pay) process may be part of the role as well. Great customer service, and process & controls oriented mindset will be essential for day-to-day activities.

ExxonMobil is committed to promote diversity and to provide all candidates with equal opportunities. We value our people over their jobs, looking for the best candidate, regardless of age, ethnicity, religion or gender identity. Each individual and their unique perspective is what makes us stronger and powerful.

What role you will play in our team

  • Developing accurate and comprehensive cost estimates for projects at various stages, from early concept to booking.Enable efficient and effective purchase of goods and services (from purchase to pay) with a focus on business value, on-time delivery, and cycle time
  • Preparing and presenting business value opportunities, providing insights and recommendations to enhance procurement strategies and value
  • Lead cost engineering projects, perform data analysis, conduct studies such as internal/external benchmarks, should-cost analyses, TCOs, and indexation models, and provide recommendations for cost reductions, cost avoidance, and business enhancements
  • Collaboration with cross-functional global teams and effective communication with stakeholders are essential. Additionally, the role supports continuous improvement of procurement processes.


Job to be performed in Buenos Aires city. Area: Puerto Madero

What you will do

  • Lead the communications and internal customer management with the Category (ies)
  • Lead cost engineering projects
  • Develop cost estimates for projects at various stages, from early concept to booking
  • Support continuous improvement process projects

About You

Skills and Qualifications

  • Bachelor’s degree in engineering
  • Advance English level
  • Have strong analytical, negotiation and communication skills
  • 5 years of prior experience being 2 years in costing or analytical roles
  • Oil & Gas / Energy experience
  • Strong understanding of cost estimating techniques and tools to evaluate competitiveness
  • Ability to manage multiple projects.
  • Technical skills: project management, engineering principles, software proficiency desired (Tableau, Power BI, SharePoint, SQL)

Your Benefits

An ExxonMobil career is one designed to last. Our commitment to you runs deep: our employees grow personally and professionally, with benefits built on our core categories of health, security, finance, and life.

We offer you:

  • Competitive health coverage
  • Flexible working hours
  • 3-week vacation up to 5 years of service plus 1 personal day
  • Online training tools
  • Gym discounts and activities for sport and general well-being
  • A solid ergonomic program
  • Free vaccination campaigns
  • Medical assistance available in the offices
  • Equipped maternity rooms
  • Among others