Aldesa is a leading global construction and infrastructure group headquartered in Madrid, specializing in civil engineering, building, renewable energy, and industrial projects. With over 50 years of history, the company has evolved into a major international player, particularly after becoming part of the China Railway Construction Corporation (CRCC) in 2020. It operates across several continents, managing complex large-scale projects ranging from high-speed rail networks to advanced data centers.

In Spain, Aldesa maintains a robust presence with offices and project sites distributed throughout the country, including Madrid, Barcelona, and Zaragoza. For international professionals, the company offers opportunities in highly specialized technical fields such as railway engineering, industrial installations, and renewable energy. Its integration into a global conglomerate like CRCC creates a multicultural environment where technical expertise is highly valued, often requiring coordination across international teams.

Founded in 1969 in Madrid, Aldesa grew into one of Spain's largest construction groups. In 2020, it underwent a significant transformation when China Railway Construction Corporation (CRCC) acquired a majority stake to expand its European and Latin American presence.

Civil Works Estimator/Technician.

Aldesa

This job was originally posted in Spanish and automatically translated to English. You'll most likely need Spanish to apply.

Job Description

🚀 Are you passionate about construction? Join Aldesa and grow with us!

📍 Location: Madrid.

🛠 Position: Estimating Technician - Civil Works (Infrastructure)

At Aldesa, every day you will have the opportunity to learn, innovate, and overcome challenges. We are looking for an Estimating Technician specializing in Civil Works and Infrastructure to collaborate with us in conducting technical and economic studies for large-scale projects (roads, railways, etc.). If you have experience in budgeting, cost analysis, quantity surveying, and preparing technical bids for the public and private sectors, we want to meet you!

📋 Your responsibilities:

Preparation and validation of technical and economic bids for civil works and infrastructure projects.
Thorough analysis of tender specifications (from public administrations and private clients), plans, and technical specifications to define the scope.
Quantity surveying, estimation of direct and indirect costs, resources, and execution times.
Requesting and comparing quotes from subcontractors and key suppliers in the civil works sector.
Interfacing with engineering, procurement teams, and site managers to ensure technical feasibility, cost optimization (variants), and the success of the tender.

🎯 Requirements:

Education: Degree in Civil Engineering, Roads, Canals and Ports Engineering, Public Works Engineering, or similar.
Previous experience (3-5 years) in estimating, bidding, and budgeting departments focused on civil works and land, maritime, or hydraulic infrastructure.
Proficiency in industry tools: Advanced use of budgeting software (Presto, Menfis, or similar), AutoCAD, and office tools.
Deep knowledge of procurement procedures and technical regulations applicable to civil works in Spain.

🎁 What do we offer?

Stability: Contract in a solid work environment with long-term projects.
Continuous training: Specific training plans for your role and professional development.
Flexible remuneration: Includes transport, restaurant, health insurance, childcare, and training.
Pension plan, in accordance with the Construction Collective Agreement.

⭐Join Aldesa

At Aldesa, you will find more than just a job; you will find a place to grow. 🌱 Discover our PVP - People Value Proposition, with all the experiences, benefits, and opportunities that make working with us unique. 👉 Find out more here 💡 Don't miss the opportunity to be part of an innovative project and build your future with Aldesa!

🌍 Aldesa Pride
We have been recognized in the ENR Top 250 International Contractors 2025 ranking, occupying position 126 worldwide. This achievement is possible thanks to the talent, commitment, and professionalism of our team 👏

At Grupo Aldesa, we promote an inclusive and respectful work environment. We are committed to ensuring that all candidates have equal employment opportunities and are not discriminated against based on age, sex, gender identity, sexual orientation, religion, ethnic origin, disability, marital status, or any other condition protected by law. We encourage diversity and value the contributions of every person.

View original advert (Spanish)

🚀 ¿Te apasiona la construcción? ¡Únete a Aldesa y crece con nosotros!

📍 Ubicación: Madrid.

🛠 Posición: Técnico/a de Estudios - Obra Civil (Infraestructuras)

En Aldesa, cada día tendrás la oportunidad para aprender, innovar y superar retos. Estamos buscando un/a Técnico/a de Estudios especializado en Obra Civil e Infraestructuras para colaborar con nosotros en la realización de los estudios técnicos y económicos de grandes proyectos (carreteras, ferroviarios..) Si tienes experiencia en presupuestación, análisis de costes, mediciones y elaboración de ofertas técnicas para el sector público y privado, ¡queremos conocerte!

📋 Tus responsabilidades:

Preparación y validación de ofertas técnicas y económicas para proyectos de obra civil e infraestructuras.
Análisis exhaustivo de pliegos de condiciones (de administraciones públicas y clientes privados), planos y especificaciones técnicas para la definición del alcance.
Cálculo de mediciones, estimación de costes directos e indirectos, recursos y tiempos de ejecución.
Petición y comparativa de ofertas de subcontratistas y proveedores clave del sector de la obra civil.
Interface con los equipos de ingeniería, compras y jefes de obra para asegurar la viabilidad técnica, optimización de costes (variantes) y el éxito de la licitación.

🎯 Requisitos:

Formación: Ingeniería de Caminos, Canales y Puertos, Ingeniería Civil, Ingeniería de Obras Públicas o similar.
Experiencia previa (3-5 años) en departamentos de estudios, licitaciones y presupuestos enfocados en obra civil e infraestructuras terrestres, marítimas o hidráulicas.
Dominio de herramientas sectoriales: Manejo avanzado de software de presupuestación (Presto, Menfis o similares), AutoCAD y herramientas ofimáticas
Conocimiento profundo de los procedimientos de contratación y normativa técnica aplicable a la obra civil en España.

🎁 ¿Qué te ofrecemos?

Estabilidad: Contrato en un entorno laboral sólido y con proyectos de largo recorrido.
Formación continua: Planes formativos específicos para tu rol y desarrollo profesional.
Retribución flexible: Incluye transporte, restaurante, seguro médico, guardería y formación.
Plan de pensiones, conforme al Convenio Colectivo de la Construcción.