- Railway infrastructures management (Design-build-operation-maintenance): Metro, Commuter Network, Tramways, BRT and High Speed Train. Approximate period budget: € 480 M Workforce: 260 people- Lead company processes improvement and adaptation to new technologies and continuous improvement. Implementation of BIM for project development and CMMS for maintenance management. Quality Innovation Award 2019 and 2020 Award. Obtaining the Bronze "A" Advanced Management 2020.

- Planned and managed with PMP processes the construction of the Wastewater Treatment Plant for 112,000 inhabitants and 16 kms of sewage network.- Suppliers / subcontractors management.

- Directed earth movement operations, managed teams and scheduled production cycles. (Budget: 40 million euros)- Conducted cost and quality control. Achievements: Digging process optimisation, 26% cost reduction

- Controlled and monitored the construction of the new plant in the US (Budget: $30 million).- Managed Purchasing and supplying of equipment for commissioning (for a price that was lower than the plan's price).- Participated in the expansion viability study for CTL in the USA.

Dragados S.A Construction Manager. Epele Waste Water Treatment Plant (40 M€) Guipúzcoa October 2009 - September 2011- Planned, controlled and led the construction of the plant.- Valued modifications in the project, analyzed the financial and technical viability of the project and assessed risk.- Designed and supervised the construction of the modified project increasing profit margin in 30%.Quality and Environment manager. The Ap-1 Motorway (179 M€) October 2006-October 2009 - Planned and managed: earth movement, drainage, affected services restoration, electric installation. - Solved unexpected situations such as major landslides, tunnel collapse… with improvised creative solutions.- Purchased construction materials and hired subcontractors for a price that was 15% lower than the plan's price.