[Skip to main content](#main-content) [OpenNash Jobs](https://jobs.opennash.com/) [Hiring report](/reports/hiring/) · [All Rio Tinto jobs](https://jobs.opennash.com/companies/rio-tinto/) · [Search jobs](/search/) Rio Tinto · Buenos Aires, AR # Asesor/a de Contabilidad de Proyectos Buenos Aires, AR Full-time $0 - $0 Supply Chain & Logistics Listed on Rio Tinto’s official careers site. Posted October 30, 2026. Check that it is still open and apply there. [Apply on Rio Tinto’s careers site →](https://jobs.riotinto.com/job/24091551/asesor-a-de-contabilidad-de-proyectos-buenos-aires-ar/) [OpenNash Jobs](https://jobs.opennash.com/) / [Rio Tinto](https://jobs.opennash.com/companies/rio-tinto/) / Asesor/a de Contabilidad de Proyectos ## Job description Asesor/a de Contabilidad de Proyectos Formá parte de un equipo con propósito, donde la seguridad, el respeto y la inclusión son fundamentales. Contribuí a proyectos clave de litio en Argentina. Sumate a una organización global con operaciones en múltiples países. ### Ubicación Oficina de Buenos Aires. Información sobre el rol Este rol tiene como objetivo gestionar las actividades de contabilidad de costos de proyectos y los entregables mensuales, brindando soporte financiero a proyectos de capital de gran envergadura y estudios asociados Como parte del equipo de Project Accounting, tus principales responsabilidades serán: Gestionar los requerimientos diarios de contabilidad y finanzas necesarios para apoyar la ejecución de proyectos de capital. Ejecutar las actividades de cierre mensual, incluyendo registraciones contables, provisiones, reportes y análisis de variaciones. Gestionar solicitudes de compra y procesamiento de facturas en SAP, realizando seguimiento de pagos a proveedores. Crear y validar estructuras WBS en SAP, gestionando cierres de costos y compromisos pendientes de los proyectos. Realizar conciliaciones entre los sistemas contables de Rio Tinto y las herramientas de Project Controls. Trabajar en conjunto con los principales stakeholders de los proyectos, brindando asesoramiento sobre temas de contabilidad de costos y contribuyendo a la resolución de desvíos y oportunidades de mejora. Información sobre vos Para este rol, es importante que cuentes con: Un compromiso firme con tu seguridad y la del equipo. Formación universitaria en Contabilidad o carreras afines. Entre 5 y 10 años de experiencia relevante en contabilidad general o posiciones similares de Finanzas, preferentemente en organizaciones de gran envergadura. Experiencia mínima de 3 años en SAP, junto con conocimientos de ERP financieros y procesos de contabilidad general. Capacidad analítica, orientación al detalle, resolución de problemas y capacidad de comunicación Inglés avanzado, con buenas habilidades de comunicación oral y escrita. ### Conocimientos valorados Dominio de Microsoft Office, especialmente Excel, experiencia con Power BI y Power Apps. Qué ofrecemos Un entorno de trabajo donde la seguridad es una prioridad en todo lo que hacemos. Un paquete de remuneraciones competitivo con incentivos anuales. Programas de salud de primer nivel, pensados para la familia. Un Programa de Asistencia al Empleado/a para acompañarte cuando lo necesites. Apoyo continuo para tu bienestar personal y profesional. ### Licencias para todas las etapas de la vida vacaciones, licencias parentales y médica. ### English version Advisor Project Accounting Be part of a purpose-driven team where safety, respect and inclusion are fundamental. Contribute to key lithium projects in Argentina. Join a global organisation with operations across multiple countries. ### Location Buenos Aires Office. About the role The purpose of this role is to manage project cost accounting activities and monthly deliverables, providing financial support to major capital projects and associated studies. As part of the Project Accounting team, your key responsibilities will include: Managing day-to-day accounting and finance requirements to support the delivery of capital projects; Performing month-end closing activities, including journal entries, accruals, reporting and variance analysis; Managing purchase requisitions and invoice processing in SAP, including monitoring supplier payments; Creating and validating WBS structures in SAP, managing project cost close-outs and outstanding commitments; Performing reconciliations between Rio Tinto accounting systems and Project Controls tools; Working closely with key project stakeholders, providing guidance on cost accounting matters and contributing to the resolution of issues and identification of improvement opportunities. About you To be successful in this role, you will bring: A strong commitment to the safety of yourself and your team. A university degree in Accounting or a related field. 5 to 10 years of relevant experience in general accounting or similar Finance roles, preferably within large organisations. A minimum of 3 years of SAP experience, together with knowledge of finance ERP systems and general accounting processes. Strong analytical skills, attention to detail, problem-solving capabilities and effective communication skills. Advanced English, with strong written and verbal communication skills. ### Desirable skills Proficiency in Microsoft Office, particularly Excel, and experience with Power BI and Power Apps. What we offer A work environment where safety is a priority in everything we do. A competitive remuneration package with annual incentives. High-quality health programs designed to support employees and their families. An Employee Assistance Program to support you when you need it. Ongoing support for your personal and professional wellbeing. Leave options designed to support different stages of life, including annual, parental and medical leave. About Rio Tinto Rio Tinto is a leading global mining and materials company. We operate in 35 countries where we produce iron ore, copper, aluminium, critical minerals, and other materials needed for the global energy transition and for people, communities, and nations to thrive. We have been mining for 150 years and operate with knowledge built up across generations and continents. Our purpose is finding better ways to provide the materials the world needs – striving for innovation and continuous improvement to produce materials with low emissions and to the right environmental, social and governance standards. But we can’t do it on our own, so we’re focused on creating partnerships to solve problems, create win-win situations and meet opportunities. Where you will be working Recognized as a pioneer and leader in the industrial minerals industry due to product quality, supply reliability and technical support; we are proud to make modern life work. Lithium is part of our portfolio of materials essential to a low-carbon future and is a key element needed for low-carbon technologies. The Battery Materials unit is comprised of the Borates operations in US, the Jadar Project in Serbia and the Rincon project in Argentina, leading in mining borates and lithium for a more sustainable future. The Rincon lithium project is a large undeveloped lithium brine project located in the heart of the lithium triangle in the Salta Province of Argentina, an emerging hub for greenfield projects. It is a long-life, scalable resource with one of the lowest carbon footprints of lithium assets in the world. This acquisition is a significant further endorsement of our commitment to the battery materials sector and lithium's role in a low-carbon future. Respect and Inclusion At Rio Tinto, we particularly welcome and encourage applications from Indigenous Peoples, women, the LGBTQ+ community, mature workers, people with disabilities, and people from different cultural backgrounds. We are committed to an inclusive environment where people feel comfortable being themselves. We want our people to feel that all voices are heard, all cultures respected and that a variety of perspectives are not only welcome – they are essential to our success. We treat each other fairly and with dignity regardless of race, gender, nationality, ethnic origin, religion, age, sexual orientation, or anything else that makes us different. ## At a glance - Posted by the employer: Oct 30, 2026 - First seen by OpenNash: Nov 1, 2026 - Last checked: Nov 1, 2026 - Listed for: 2 days - Location: Buenos Aires, AR - Employment type: Full-time - Pay: $0 - $0[Apply on Rio Tinto’s careers site →](https://jobs.riotinto.com/job/24091551/asesor-a-de-contabilidad-de-proyectos-buenos-aires-ar/) ## Hiring at Rio Tinto - Open jobs: 214 - New in the last 7 days: 88 - Tracked since: Jul 21, 2026 [All Rio Tinto jobs](https://jobs.opennash.com/companies/rio-tinto/) · [Weekly hiring report](/reports/hiring/) ## More jobs at Rio Tinto ### [Asesor/a Senior de Contabilidad de Proyectos](https://jobs.opennash.com/companies/rio-tinto/jobs/5d2a946ed56a0bda6e90/) Buenos Aires, AR ### [Analyst Services and Logistics](https://jobs.opennash.com/companies/rio-tinto/jobs/72046b5f3ffea6bb8d2f/) Salt Lake City, UT, US ### [Senior Adviser Contracts](https://jobs.opennash.com/companies/rio-tinto/jobs/3443f85fa62493ca4b02/) Perth, Western Australia, AU ### [Sourcing Analyst](https://jobs.opennash.com/companies/rio-tinto/jobs/25d00d714a3fff3a419b/) Taolagnaro, Anosy, MG ### [Specialist Procurement – Maintenance, Repairs, Operations (MRO) Consumables](https://jobs.opennash.com/companies/rio-tinto/jobs/56c665acdc8e389dc62a/) Perth, Western Australia, AU ## Similar jobs at other companies ### [Analista DE Contabilidad](https://jobs.opennash.com/companies/totalenergies/jobs/28e8c001a14671be1e5b/) TotalEnergies ### [Practicante de Contabilidad](https://jobs.opennash.com/companies/mercadolibre/jobs/2d1f26c449669f0b803f/) MercadoLibre · Bogotá, Colombia ### [PR- Analista Contabilidad](https://jobs.opennash.com/companies/sgs/jobs/65b17bb2b010450f1c99/) SGS · Bogotá, Colombia ### [Practicante Contabilidad](https://jobs.opennash.com/companies/sgs/jobs/6ac5cd7b7d69ae589ac9/) SGS · Bogotá, Colombia ### [Practicante de Contabilidad - Finanzas](https://jobs.opennash.com/companies/abb/jobs/68dbd6ab933f146ead14/) ABB · Lima, Peru OpenNash lists jobs from employers’ own careers sites and does not handle applications. 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