Camilo Sierra

• Assisted in managing civil project budgets and technical components, including scheduling and supplier coordination.
• Estimated material costs and ensured compliance with specifications and contract provisions.
• Inspected civil works and supported planning and maintenance operations.
• Developed work programs and supervised adherence to procedures and technical requirements.

Project: Rampa El Higuerón – Gold Mine Access Tunnel (2 km)

• Supervised excavation and stabilization of tunnels and slopes.
• Prepared and reconciled project reports and budgets with clients and subcontractors.
• Managed compliance and progress of subcontractors and suppliers.
• Scheduled bi-weekly work plans and assessed delays and mitigation strategies.
• Updated schedules and budgets based on field changes and scope additions.

Project: Mar 2 Tunnels (4 km of tunnels + slopes and drainage):

• Coordinated excavation, lining, drainage, concrete works, and slope stabilization (15,000+ linear meters of anchors and bolts).
• Controlled on-site concrete production plant and supervised quality systems implementation.
• Reviewed designs and prepared measurements for billing accuracy.
• Conducted quantity take-offs and project progress assessments to optimize execution.