Diasila Joao

Petroleum Science and Technology Engineer/Technician specialized in Drilling and Production, with extensive experience in pipeline operations, drilling support, and oil and gas production activities. Skilled in monitoring operational parameters, SCADA/DCS systems, preventive maintenance, process control, and Health, Safety and Environment (HSE) compliance. A dedicated, responsible, and results-oriented professional with strong analytical and problem-solving skills.

Able to work effectively in multicultural teams and high-performance environments. Seeking opportunities to contribute to international oil and gas companies in both onshore and offshore operations.

Production Petroleum and Gas Operations Operator (URDG – Falcão 2) at Sonangol (2023-01 – 2026-12)

• Monitor the transportation of natural gas and petroleum products through pipeline systems
• Monitor pressure, temperature, flow rate, and other operational parameters
• Perform routine operational inspections and safety checks
• Record operational data and prepare technical reports
• Identify and report operational abnormalities and equipment failures
• Support maintenance teams during planned and emergency interventions
• Ensure compliance with Health, Safety and Environment (HSE) standards

SMAW Welder at Petromar (2022-01 – 2023-12)

• Performed Shielded Metal Arc Welding (SMAW)
• Read and interpreted engineering drawings and welding procedures
• Prepared materials and welding equipment
• Inspected welded joints to ensure quality compliance

PRODUCTION OPERATOR at ExxonMobil (2022-02 – 2022-07)

Oil and Gas operations - Bavuca Sul 1 Development Project, Block 15

• Monitor the operation of the facilities (pumps, compressors, separators)
• Perform regular rounds to check pressure, temperature, and fluid levels
• Read data from monitoring systems or manually
• Perform preventive maintenance operations (lubrication, cleaning, filter replacement, etc.)
• Report any anomalies or failures to maintenance technicians
• Participate in scheduled shutdowns for heavy maintenance

Offshore Roustabout at Seadrill – TotalEnergies (2021-06 – 2021-11)

• Assisted drilling crews during offshore drilling operations
• Performed cleaning and housekeeping activities on the drilling rig
• Supported preventive maintenance activities
• Maintained compliance with offshore safety procedures

Drilling and Oil Production Course Coordinator at Petroleum Polytechnic Institute (2017-01 – 2021-12)

• Supervise final-year projects
• Correct final-year projects

Drilling Operations Technician (2011-01 – 2013-12)

• Assisted in daily drilling operations
• Monitored drilling parameters including Weight on Bit (WOB), torque, pump pressure, mud properties, and Rate of Penetration (ROP)
• Supported drilling equipment maintenance
• Monitored drilling fluid systems and reported abnormalities
• Prepared operational reports and drilling records
• Participated in safety meetings and emergency response activities
• Worked closely with drilling supervisors and service companies
• Ensured full compliance with HSE regulations

Bachelor's Degree in Petroleum Engineering Technology - Drilling and Production – Petroleum and Gas Institute, Kinshasa