Technology Center Scientist
EOG Resources · Weatherford, TX · 1 mo ago
On-siteAnalystFull-time
Primary Responsibilities
- SEM & Imaging Operations
- Operate and maintain Scanning Electron Microscope (SEM) and Energy Dispersive Spectroscopy (EDS) systems.
- Acquire high-quality secondary electron (SE) and backscatter electron (BSE) images of geological materials, including elemental analysis and mineral identification using EDS workflows.
- Assist with development and optimization of SEM imaging procedures for unconventional reservoir characterization.
- Prepare geological samples including core plugs, slabbed core, cuttings, polished mounts and Ion-milled samples including conductive coating and maintaining sample prep equipment.
- Organize and archive analytical images and laboratory data.
- Core Analysis Support
- Support routine and specialized core analysis workflows on conventional and unconventional reservoir samples.
- Assist with laboratory testing including porosity and permeability measurements, fluid saturation analysis, extractions & drying, rock sample preparation, Special Core Analysis Testing.
- Assist with laboratory measurement of reservoir rock properties including wettability, capillary pressure, relative permeability, fluid saturation, and fluid-rock interaction experiments.
- Support preparation, handling, and preservation of reservoir fluids, produced water, brines, and chemical solutions for laboratory testing.
- Maintain accurate sample tracking, chain-of-custody, and QA/QC documentation.
- Laboratory Operations
- Coordinate analytical priorities and sample workflows with technical staff and project teams.
- Assist in generating presentation-quality figures, photomicrographs, and laboratory summaries.
- Support continuous improvement of laboratory workflows, efficiency, and analytical consistency.
- Work effectively across multiple simultaneous projects and shifting operational priorities.
- Support laboratory testing programs associated with reservoir fluids characterization, fluid and rock properties, and fluid-rock interaction research initiatives.
- Assist with calibration, maintenance, troubleshooting, and operation of laboratory instruments used for rock and fluid property measurements.
Desired Attributes
- Strong hands-on laboratory mindset. Willing / able to be on your feet most of the day.
- Detail-oriented and highly organized.
- Self-motivated with strong initiative.
- Ability to learn and adapt to new analytical technologies.
- Team-oriented with strong communication skills.
- Capable of balancing analytical precision with operational efficiency.
- Demonstrates strong laboratory safety awareness and familiarity with chemical handling and experimental testing procedures.
Work Environment
- Laboratory-based position requiring standing, lifting, and handling of rock samples and laboratory equipment.
- Frequent microscope and computer workstation use.
- Occasional movement of core boxes and analytical equipment.
- Laboratory safety compliance required at all times.
Job Requirements
- Associate's Degree or Bachelor's Degree, Preferred in Geology, Petroleum Engineering, Chemical Engineering, Materials Science, Chemistry, Engineering Technology, or related technical field.
- Minimum 5-10+ years of laboratory experience in one or more of the following: Core analysis, Geological laboratory operations, SEM or microscopy, Petrophysical laboratory testing, Reservoir fluids analysis, Chemical EOR laboratory testing, Rock-fluid interaction studies, Special Core Analysis (SCAL), Oilfield chemistry laboratory operations.
- Strong mechanical aptitude and troubleshooting ability.
- Experience handling and preparing geological core or rock samples.
- Experience conducting laboratory measurements of fluid and rock properties.
- Experience working with reservoir fluids, brines, solvents, surfactants, polymers, or other chemical systems used in oilfield applications is desirable.
- Strong organizational skills and attention to detail.
- Ability to safely operate laboratory equipment and follow established procedures.
- Proficiency with standard computer software and digital data management.
Preferred Qualifications
- Direct experience operating SEM/EDS instrumentation.
- Experience in oil and gas core analysis laboratories.
- Familiarity with unconventional shale reservoir characterization.
- Knowledge of pore system analysis, mineralogy, organic matter imaging, or microfracture characterization.
- Experience with laboratory QA/QC systems and analytical documentation.
- Experience with image analysis or geological imaging software.
- Familiarity with core handling procedures.
- Understanding of routine core analysis (RCAL) and/or special core analysis (SCAL) methodologies.
- Experience supporting rock and fluid properties, conformance, or fluid-rock interaction projects.
- Experience measuring fluid properties such as viscosity, density, rheology, interfacial tension (IFT), emulsion characteristics, and phase behavior.
- Experience conducting wettability, relative permeability, capillary pressure, adsorption, chemical retention, or coreflood testing.
- Familiarity with surfactant, polymer, alkali-surfactant-polymer (ASP), or other EOR chemical systems.
- Experience preparing and handling laboratory chemical solutions and conducting tests under established QA/QC protocols.