We are a global Ibex 35 group developing innovative, high-value concession, engineering and service projects in the more than 20 countries where we operate. We are looking for someone like you to join our **\#RumboSacyr** journey and help us continue improving people's lives. **Job Functions and Responsibilities:** * Estimate quantities of projected construction work, ensuring accuracy and traceability. * Prepare and keep updated quantity estimation spreadsheets. * Coordinate with site and technical office teams to verify physical progress. * Support preparation of payment certifications and monthly valuations. * Identify deviations between projected and executed quantities and propose solutions. * Review and validate measurements provided by subcontractors or third parties. * Participate in technical and construction progress meetings when required. * Support preparation of additional budgets, work modifications, and/or claims. * Maintain organized and backed-up records of all associated technical documentation. **We are seeking a candidate with the following requirements and competencies:** * 3 to 5 years of experience in similar roles. **TECHNICAL KNOWLEDGE/SOFTWARE** * OFFICE 360 * SHAREPOINT * AUTOCAD * PRESTO * CIVIL 3D (desirable, not mandatory) * BIM (desirable, not mandatory) **KNOWLEDGE OF LAWS OR ORGANIC REGULATIONS** * UNDERSTAND PROJECT BASIS AND STRUCTURE **What We Offer:** * Social benefits (health insurance, meal vouchers, childcare vouchers), work-life balance policies, flexible compensation, diversity and recognition. * Personal and professional development through continuous training programs, internal and international mobility opportunities, volunteering, and healthy lifestyle initiatives. * Being part of a dynamic work environment guided by three key principles: collaborative intelligence, excellence, and comprehensive social responsibility. For us, the journey is as important as the destination. That's why we learn every day from the richness brought by the diverse individuals who make up this great team. We dare to innovate, to live experiences, to stay united, and to bet on your talent—always in the best company and with our mindset of continuous improvement. Together, we are stronger. **Set sail toward your future, set \#RumboSacyr.**