Marvin R. Castejón

• Plan, coordinate, execute and control on-site activities, civil works activities and metal structure.

• Maintain direct communication with customers or customer representatives during the construction process.

• Programming, execution and review of the work schedule, application of corrective measures when needed, development of strategies to improve times and performances.

• Supervision of work progress.

• Preparation of daily, weekly or biweekly work progress reports.

• Preparation of requisitions for customer billing.

• Supervision and daily monitoring of crew work.

• Analysis and review of technical specifications, construction plans, diagrams and equipment manuals.
• Analysis and review of technical sheets, quality certificates, results of laboratory tests of materials.
• Inspection of tools, equipment and construction materials.
• Communicated with production team members about quality issues.
• Performed visual inspections and non-destructive tests where appropriate.
• Preparation of Quality File of the project.

• Calculation of costs and budget of projects, calculation of unit cost sheets, review of pre-constructive plans.
• Preparation of material quotes.