David Xavier

David Xavier Email and Phone Number

Principal Petrophysicist at Equinor @ SPWLA Brazil Chapter
David Xavier's Location
Rio de Janeiro, Rio de Janeiro, Brazil, Brazil
David Xavier's Contact Details

David Xavier personal email

n/a
About David Xavier

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.

David Xavier's Current Company Details
SPWLA Brazil Chapter

Spwla Brazil Chapter

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Principal Petrophysicist at Equinor
David Xavier Work Experience Details
  • Spwla Brazil Chapter
    Secretary
    Spwla Brazil Chapter Jan 2024 - Present
    Rio De Janeiro, Brazil
    Volunteer work for Brazil chapter of the Society of Petrophysicists and Well Log Analysts, supporting local activities and planning and execution of 65th SPWLA Symposium.
  • Equinor
    Principal Petrophysicist
    Equinor Jun 2022 - Present
    Rio De Janeiro, Brazil
    Perform 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.
  • Halliburton
    Technical Sales Advisor
    Halliburton Nov 2017 - Jun 2022
    Rio De Janeiro, Brazil
    Project 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.
  • Halliburton
    Geologist - Petrophysicist
    Halliburton Nov 2014 - Oct 2017
    Rio De Janeiro E Região, Brasil
    Perform 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
  • Halliburton
    Petrophysicist - Geosteering Specialist
    Halliburton Oct 2012 - Nov 2014
    Rio De Janeiro E Região, Brasil
    Technical 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.
  • Weatherford
    Data Engineer
    Weatherford Apr 2011 - Oct 2012
    Macaé, Rio De Janeiro, Brazil
    Pore 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.
  • Weatherford
    Mudlogging Geologist
    Weatherford Nov 2010 - Apr 2011
    Macaé E Região, Brasil
    Worked 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.
  • Geoprojetos Engenharia
    Project Geologist - Field Team Leader
    Geoprojetos Engenharia Aug 2009 - Oct 2010
    Rio De Janeiro E Região, Brasil
    Geological 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.
  • Geoprojetos Engenharia
    Intern Geologist
    Geoprojetos Engenharia Feb 2009 - Jul 2009
    Rio De Janeiro E Região, Brasil
    Geological 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.
  • Haztec Tec. E Plan. Ambiental S.A.
    Intern Geologist
    Haztec Tec. E Plan. Ambiental S.A. Mar 2007 - Sep 2008
    Rio De Janeiro E Região, Brasil
    Worked 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

Petroleum Geology Drilling Wellsite Operations Formation Evaluation Log Analysis Geology

David Xavier Education Details

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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