nestsonip's CV
nestsonip
Drill and Blast Engineer | Earthworks and Drilling
Profile summary
Strategic Drill and Blast Engineer with 16 years shaping earthworks and mining outcomes across international sites including GCC experience. Trilingual in Spanish, Italian, and Portuguese, bringing technical expertise in rock fragmentation, drill design, and cross-cultural team leadership. Known for optimizing blast parameters, reducing explosives consumption, and maintaining safety protocols across large scale infrastructure projects. Committed to driving operational efficiency, maintaining compliance with quality standards, and delivering high precision excavation results.
Career highlights
Large Scale Rock Blasting Operations: Managed blasting and earthworks operations on a large scale infrastructure project, achieving an average of 250,000 cubic meters of granite rock blasted per month.
Blast Design and Excavation Efficiency: Optimized blast design, increasing excavation efficiency by 15% and reducing explosives consumption by 10% across infrastructure operations.
Quarry Operations and Cycle Time: Reduced drilling cycle time by 12% through the optimization of drill patterns and equipment use while managing aggregate production of 100,000 tons per month.
Hydroelectric Dam Excavation Monitoring: Conducted ongoing monitoring and adjustments that improved drilling penetration rates by 18% during work on a major hydroelectric project.
Key skills
Professional experience
- Managed blasting and earthworks operations on a large-scale infrastructure project, achieving an average of 250,000 m³ of granite rock blasted per month.
- Optimized blast design, increasing excavation efficiency by 15% and reducing explosives consumption by 10%.
- Supervised a team of 20+ operators, ensuring compliance with safety and productivity targets.
- Implemented best practices that reduced secondary fragmentation by 20%, improving overall project timelines.
Defined aggregate production strategy, steering site logistics and aligning output schedules with project demands while enforcing safety protocols.
- Supervised daily quarry operations, managing aggregate production of 100,000 tons per month.
- Reduced drilling cycle time by 12% through optimization of drill patterns and equipment use.
- Achieved zero accidents through rigorous safety protocols and training programs in 2021 and 2022.
Steered cross-functional coordination between production, survey, and quality control units at the South Al Mutlaa Housing Project, maintaining alignment on site standards and technical execution.
- Analyzed and resolved quality issues through implementation of technical solutions.
- Assessed operational risks in drilling areas and coordinated blasting procedures per client specifications.
Shaped drilling and blasting operations for dam construction, steering excavation and earthworks processes while defining technical requirements for controlled open-pit blasts and explosives storage infrastructure.
- Executed earthworks processes including excavation, fills, and platforms alongside associated quality control protocols.
- Managed explosives inventory and storage, reducing waste by 5% and ensuring continuous operations.
- Conducted ongoing monitoring and adjustments that improved drilling penetration rates by 18%.
- Developed standardized work procedures and led comprehensive audits of contractors and external certifications, promoting a continuous-improvement culture aligned with ISO 9001.
- Managed the Balanced Scorecard (BSC) and prepared monthly management reports for senior leadership, providing KPIs for decision-making.
- Led cross-functional teams in root-cause analysis (Ishikawa) and Failure Mode and Effects Analysis (FMEA), enabling proactive risk identification and mitigation.
- Implemented the 5S methodology in workshops and work areas, optimizing workflows and creating a safe, productive environment.
- Took ownership of the project's metrology control process, ensuring accurate measurement and calibration procedures.
- Managed rock excavation with civil explosives for concrete structure construction, with volumes exceeding 100,000 m³/year and responsibility for 80+ employees across multiple work teams.
- Increased production through priority-based activity planning and efficient coordination among technical office, survey, blasting, and earthworks teams.
- Reduced costs through explosives inventory control and drill pattern optimization based on the intended use of blasted material.
- Designed drill patterns and blast sequences to optimize rock fragmentation across large scale platforms.
- Selected appropriate explosives and detonators based on site geological conditions while implementing environmental safety measures.
- Achieved an average of 250,000 m³ of granite rock blasted per month on a large-scale infrastructure project.
- Optimized blast design, increasing excavation efficiency by 15% and reducing explosives consumption by 10%.
- Managed aggregate production of 100,000 tons per month while supervising daily quarry operations.
- Reduced drilling cycle time by 12% through optimization of drill patterns and equipment use.
- Executed controlled open-pit blasts to meet fragmentation targets while minimizing vibration impact.
- Managed explosives inventory and storage, reducing waste by 5% and ensuring continuous operations.
- Managed rock excavation operations with civil explosives for concrete structure construction, directing work teams exceeding eighty employees.
- Increased production through priority-based activity planning and efficient coordination among technical office, survey, blasting, and earthworks teams.
- Prepared excavation blueprints using explosives for the Spillway, Powerhouse, and Cofferdams while planning earthworks and drilling design for large platforms spanning 2 by 2 kilometers.
- Selected appropriate explosives and detonators based on geological conditions and implemented safety measures for vibration control, rock projection, and environmental impacts.
Education
Geological Engineering
Certifications
Languages
Spanish · Native
Italian · Intermediate
Portuguese · Basic