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Highly motivated geoscientist with 12 years of experience in oil & gas industry, with expertise in formation evaluation, wellbore placement and operations geology working in carbonate and siliciclastic reservoirs. Quality control, processing, interpretation and petrophysical analysis of LWD and Wireline data in major brazilian sedimentary basins. Short international experience in Gulf of Mexico - Marine Region, providing LWD formation evaluation support in Cantarell Field.
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SecretarySpwla Brazil Chapter Jan 2024 - PresentRio De Janeiro, BrazilVolunteer work for Brazil chapter of the Society of Petrophysicists and Well Log Analysts, supporting local activities and planning and execution of 65th SPWLA Symposium. -
Principal PetrophysicistEquinor Jun 2022 - PresentRio De Janeiro, BrazilPerform comprehensive petrophysical studies and advanced analyses by integrating logging tool responses, rock, fluid and production data for formation evaluation and reservoir surveillance for Peregrino Asset - Campos Basin, leading integrating efforts as needed, to ensure petrophysical properties and uncertainties are adequately incorporated in dynamic and static models. Develop and lead data acquisition strategy for new drill wells, collaborating with other subsurface disciplines to capture their requirements. Liaise with logging companies and in-house authorities, to ensure proper logging data acquistion and execution is in accordance with Equinor's best practices. Geo-steer horizontal and highly deviated wells to meet target reservoirs and follow up wellsite geology operations.Prepare technical report and collaborate with all stakeholders to integrate petrophysical data and study results into field development strategy, making recommendations and providing technical analyses to team, project leaders and line management. -
Technical Sales AdvisorHalliburton Nov 2017 - Jun 2022Rio De Janeiro, BrazilProject Lead responsible to prepare detailed Wireline and LWD programs in conjunction with Subsurface and Wells Team making key operational decisions related the design and implementation of petrophysical data acquisition strategies to deliver safe and optimized operations, ensuring to meet or exceed operator’s requirements. Coordinate activity with local customers, as PETROBRAS, LIBRA, SHELL and ENEVA, supporting LWD and wireline operations in Real Time, performing logging quality control and advanced processing and interpretation formation evaluation data in siliciclastics and carbonates reservoirs. -
Geologist - PetrophysicistHalliburton Nov 2014 - Oct 2017Rio De Janeiro E Região, BrasilPerform open and cased hole log analysis and interpretation with hands-on experience with petrophysical softwares, integrating technology and answer products to provide reservoir evaluation. Working on Pre-Salt area (Libra, Lula, Búzios, Sapinhoá and Carcará fields) with focus on client engagement, collaborating to deliver integrated reservoir characterization solutions that drive increased production and reduced development risk. Real time operations support during wireline formation testing and sampling. Focal point on Borehole Image logs and Elemental / Mineralogy Analysis, working as advisor for Halliburton Brazil and LATAM customers -
Petrophysicist - Geosteering SpecialistHalliburton Oct 2012 - Nov 2014Rio De Janeiro E Região, BrasilTechnical support for LWD applications in Latin America Operations (Brazil, Argentina, Venezuela, Ecuador and Colombia), including job planning, log processing, interpretation and real time support for advanced LWD services such as Sonic, Borehole Image logs, Resonance Magnetic and Formation Pressure Testing. Short international assignment in México, Marine Region – Gulf of Mexico, providing LWD formation evaluation support in Cantarell Field.Provided technical sales and marketing support for LWD Services in Brazil and Mexico, including technical presentations to customers, and serving as a technical resource for sales to address questions regarding LWD measurement specifications and applications. Introduction of new sonic technology in brazilian market.Geosteering several landing and horizontal wells in sandstone reservoirs, working on development projects in brazilian giant oil-fields (Marlim, Roncador and Albacora) enhancing their production. Responsabilities include pre-job planning, geological and structural modelling, monitoring real-time data, well logging interpretation, directional decisions to ensure proper wellbore placement within a specific target and post-job analysis to ensure project efficiency. -
Data EngineerWeatherford Apr 2011 - Oct 2012Macaé, Rio De Janeiro, BrazilPore pressure evaluation, monitoring drilling parameters, hole stability and hydraulics engineering. Generated reports (final well, composite logs, daily and maintenance) based on gathered data. Maintenance of mudlogging equipment. Supervised mudlogging geologists, assisted wellsite geologist and drilling supervisor during well operations. Made the liaison between the company and the client assuring that a quality service was provided. -
Mudlogging GeologistWeatherford Nov 2010 - Apr 2011Macaé E Região, BrasilWorked onshore and offshore drilling operations mainly in the San Francisco, Campos, Santos and Espírito Santo Basins, providing interpretation and analysis of drilled formation by describing geological cuttings, well log interpretation and monitoring gas shows using total gas detector and gas chromatograph. -
Project Geologist - Field Team LeaderGeoprojetos Engenharia Aug 2009 - Oct 2010Rio De Janeiro E Região, BrasilGeological and geotechnical consulting , focusing on feasibility analysis, inventory studies and basic design of hydropower projects . Responsible for field investigations and in-situ tests (SPT and Hydraulic Conductivity), obtaining soil samples for laboratory tests.
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Intern GeologistGeoprojetos Engenharia Feb 2009 - Jul 2009Rio De Janeiro E Região, BrasilGeological and Geotechnical mapping consulting regional geological maps and aerial photographs to advise on site selection to hydropower projects. Programming and monitoring of field investigations by drilling and analysing samples of deposits/bedrock, collating data and producing reports.
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Intern GeologistHaztec Tec. E Plan. Ambiental S.A. Mar 2007 - Sep 2008Rio De Janeiro E Região, BrasilWorked with environmental monitoring and remediation of soil and groundwater contaminated by petroleum hydrocarbon and heavy metals. Responsible for making technical reports and obtaining field data.
David Xavier Skills
David Xavier Education Details
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Frequently Asked Questions about David Xavier
What company does David Xavier work for?
David Xavier works for Spwla Brazil Chapter
What is David Xavier's role at the current company?
David Xavier's current role is Principal Petrophysicist at Equinor.
What is David Xavier's email address?
David Xavier's email address is da****@****.com.br
What schools did David Xavier attend?
David Xavier attended Federal University Of Rio De Janeiro.
What are some of David Xavier's interests?
David Xavier has interest in Science And Technology, Children, Education.
What skills is David Xavier known for?
David Xavier has skills like Petroleum Geology, Drilling, Wellsite Operations, Formation Evaluation, Log Analysis, Geology.
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1portonave.com.br
2 +147991XXXXX
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David Xavier
Gerente De Vendas | Diretor Comercial | Coordenador Comercial | Vendas | B2B | B2C | Customer | Gestão ComercialOsasco, Sp -
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David Xavier
Carmópolis, Se
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