Estevao Augusto Comba

• Assisted with the setup of assembly line equipment as needed.
• Met daily quotas set by supervisor while adhering to quality standards.
• Reported issues with defective parts or materials to supervisor immediately.
• Performed quality control checks on finished product.
• Cleaned tools and equipment after each shift.
• Inspected finished parts and components to enforce QA standards and uncover defects prior to packaging.
• Reviewed blueprints and schematics to fabricate products according to necessary specifications.

• I worked as a machine operator in the production area associated with multiple activities, checked out final products, and ensured conformance to company standards.
• Observe machine operations to detect any problems or defects in the finished product.
• Troubleshoot malfunctions in equipment or processes.
• Produced COVID-19 product test kits and other devices.

• Pumping through the backside, and through the well testing equipment, to the flow station and pressure testing their tools.
• Assembled high-pressure lines from the pump to the manifold, then to the wellhead, and brine pumping, as well as glycol, to hydrate the well.
• Connected hoses and pipelines to pumps and vessels prior to material transfer using hand tools.
• Pumped two or more materials into the displacement tank to blend mixtures and ensure that specifications are met.
• Followed established safety rules, OSHA guidelines and company safety policies and procedures.

• Executing manual labor while supporting drilling operations on rig floor.
• Performed routine maintenance and repairs on the equipment, including cleaning and inspecting tools and machinery.
• Assisted in rigging up and down of tools and equipment.
• Participated in pre-job meetings to discuss safety protocols and procedures before commencing work activities.
• Cleaned and prepared sites for drilling operations and post-operation clean-up.
• Guided pipes off racks into drilling rigs using tongs and other hand tools.
• Cleaned and maintained drilling tools, such as drill bits, mud pumps, and other related equipment.

• Performed daily inspections of all process systems to ensure safety compliance.
• Controlled pumping and blending equipment to acidize, cement and fracture gas.
• Repaired and maintained valves, regulators, pipelines, tanks, separators, heat exchangers, vessels and other related equipment.
• Loaded and unloaded trucks with supplies needed for daily operations in the field.
• Provided assistance in troubleshooting issues with machinery or equipment as requested by supervisor.
• Observed control panels during pumping operations to monitor pressure, density, rate and concentration. Etc.

Rigless workover campaign for Chevron in Cabinda Block 0 and Block 14 (offshore location).

Matrix Stimulation campaign for Somoil offshore and land operation Soyo, Angola.

• Performed maintenance on fracturing equipment including changing filters and replacing parts as needed.
• Utilized pipes, wrenches, and other hand tools safely and effectively.
• Assisted on drill floor for piping, rigging and casing.
• Monitored pressure gauges, valves, and other controls to maintain fluid flow during fracturing operations.
• Calibrated meters to measure rate of fluid flow and adjusted pumps accordingly.
• Demonstrated strong problem-solving skills, resolving issues efficiently and effectively.
• Participated in safety meetings and reviewed safety protocols regularly.