Leonardo Díaz Email & Phone Number

Al Khobar, Eastern, Saudi Arabia

- Current Competencies: Onshore, High-Volume Market, Mature Fields, External Client, Integrated Projects, Multiple Product Line Scope, HPHT gas wells drilling and completion.- Discuss and agree on well design with Client.- Prepare and approve drilling and completion programs.- Time estimation and planning.- Follow up on drilling operation during execution.

Neuquén Province, Argentina

- In charge for the development strategy for core unconventional assets integrating drilling, completion and production designs in a factory model perspective.- Established development strategy for Core Vaca Muerta (fully unconventional) assets integrating drilling, completion and production designs.- As Portfolio Optimization champion: prioritize well.

Neuquén Province, Argentina

- Senior Well Engineer for Conventional and Unconventional Projects in Argentina.- Played a key role in Well Construction Standardization and Performance Improvement Programs, focused on the execution of factory mode type for unconventional wells.- Authored technical specification documents and standardized drilling workflows.- Identified and implemented.

Argentina

- Served as Senior Well Engineer on Vista Oil and Gas Unconventional Project, leading Project Initiation, Planning, and Execution.- Successfully organized drilling operations for Vista’s Unconventional Project in Vaca Muerta Field, utilizing Underbalanced technologies.- Drilled horizontal wells with 2,500 to 3,000 m lateral sections in Bajada del Palo.

Australia

• Well Engineer and Wellsite Leader for Schlumberger Integrated Drilling Services, Tri-Star Project:
• Led full process of Tri-Star Integrated Project, from Initiation and Planning to Execution and Close Out.
• Drilled and cavitated two wells on a fully-integrated IPM project for Tristar Petroleum in Central Queensland.
• Developed all project documentation, including Basis of Design, Bridging Document, and Drilling Program.
• Organized and led DWOP and pre-spud meetings, ensuring thorough preparation and coordination.
• Managed operation follow-up, liaising with client engineers, coordinating product lines, logistics, and third-party operations.

Argentina

• Business Development Support:
• Provided technical support for the Business Development team in Argentina, assisting IDS Business Development Manager and Operation Manager.
• Evaluated opportunities for the Argentina Geomarket, performing time analysis, risk evaluation, and operations procedures for proposals.
• Participated in data rooms and supported SPM in project evaluations for the unconventional argentinian market.- Pampa Energia Project – Technical Leader (Well Construction):
• Led the development of a comprehensive Drilling and Well Engineering Program for a horizontal gas well in Sierra Chata Field for Pampa Energia.
• Designed the well for a highly CO2 corrosion and sour environment, meticulously considering all aspects of the operation.

United Arab Emirates

- Assigned to SLB HQ Project for Drilling Real-Time Operations Standardization with worldwide impact.- Conducted Short Term Assignment at Abu Dhabi Drilling Technology Integration Center for on-the-job training.- Tested implementation of developed workflows and analyzed their adaptation in actual real-time operations.

Argentina

- Well Engineer at Unconventional Project in Aguada Federal field, Neuquén Basin.- Utilized Underbalanced technologies to drill horizontal wells with 1000 m lateral sections.- Successfully introduced Water-Based Mud (WBM) system instead of Oil-Based Mud (OBM).- Responsible for well engineering and operations support for one rig.- Prepared Well Proposals.

Saudi Arabia

- Served as Night Wellsite Leader for Ghawar Gas LSTK project during personnel shortages.- Oversaw drilling operations for vertical gas wells with depths ranging from ~12,000 to 15,000 ft.- Managed operations on a 2,000 HP Rig capable of drilling down to 19,000 ft, contracted through Arabian Drilling Company.- Provided support as a Field Engineer.

Argentina

- Well Engineer at Unconventional Project in Vaca Muerta Shale Reservoir.- Implemented Underbalanced and Drilling While Casing technologies for production section drilling of S-type wells.- Managed well engineering and operations support for one or more rigs.- Prepared Well Proposals, Basis of Designs, Well Drilling Programs, AFE's, and End of Well.

Venezuela

- Completed a 6-month Training Development Program at Semi-Submersible AJS-101 Rig in Maracaibo Lake.- Gained hands-on experience in various Drilling Operations roles: Roustabout, Floorman, Derrickman, Assistant Driller, and Company Man Assistant.- Assisted supervisors and managers to understand operational restrictions and limitations, enhancing.

CAREM25 Nuclear Reactor Project

- Member of Technical Office Department for CAREM Nuclear Reactor Project.- Handled disciplinary issues arising from interaction between different Technical Areas.- Facilitated efficient interaction between project areas, ensuring effective collaboration

Mechanical Engineer, Mechanical Engineering

Student, Mechanical Engineering

Electromechanical Technician