Data Scientist

• Mar 2023 - Present

Researcher in Machine Learning Applied to Geologic Carbon Storage

• Jun 2020 - Present

• Performed research toward my PhD as a Graduate Research Assistant (GRA) in Los Alamos National Laboratory's (LANL) Computational Earth Science Group. • Designed and executed simulations of carbon dioxide injection and storage in deep saline aquifers using Finite Element Heat and Mass Transfer (FEHM), a LANL software, for the National Risk Assessment Partnership (NRAP). • Developed and evaluated reduced-order models of fault leakage from these results using statistical tools and techniques, including multivariate adaptive regression splines (MARS), dynamic time warping (DTW), the LANL Model Analysis ToolKit (MATK), deep learning, and a multiple imputation workflow. • Integrated FEHM with Pylith-FlowSim, a University of Southern California simulator, to evaluate the geomechanical impacts of carbon dioxide injection near faults. • Enhanced accessibility in LANL by contributing a document outlining clear and actionable steps to increase color-vision deficiency (colorblindness) accessibility in scientific visualizations. Show less

Graduate Teaching Assistant for Numerical Simulation of Subsurface Flows

• Jan 2019 - May 2019

• Taught the numerics of solving the partial differential equations of multiphase Darcy flow to petroleum engineering Master’s students. • Managed a grader to grade in a timely and efficient manner. • Taught the numerics of solving the partial differential equations of multiphase Darcy flow to petroleum engineering Master’s students. • Managed a grader to grade in a timely and efficient manner.

Thermoporomechanics Simulation Researcher

• Sep 2018 - Dec 2018

• Performed research toward my PhD through the Department of Energy (DOE) Office of Science Graduate Student Research (SCGSR) Award program as part of the Lawrence Livermore National Laboratory’s (LLNL) Subsurface Transport Group. • Programmed an addition to a poromechanical simulation code to include the effects of thermal coupling for evaluating caprock stability in geologic carbon storage. • Executed simulations of porous media on LLNL’s supercomputing systems. • Attended lectures related to LLNL’s mission and the Atmospheric, Earth, and Energy Division. Show less

Fractured Media Research Fellow

• Jun 2018 - Aug 2018

• Attained a competitive fellowship given as part of the Los Alamos National Laboratory’s Computational Physics Workshop to emerging computational scientists and engineers in the United States. • Simulated Beryllium flyer plate experiments using a hydrocode (FLAG). • Designed a workflow that uses optimization processes to update model parameters to match the hydrocode’s simulation results to higher fidelity Hybrid Optimization Software Suite (HOSS) simulation results. • Attended a series of lectures regarding computational physics topics (e.g. turbulent flow, method of manufactured solutions), computational tools (e.g. Git, Make), and the LANL mission. • Toured several LANL facilities, including the National High Magnetic Field Laboratory (NHMFL) and the Los Alamos Neutron Science Center (LANSCE). Show less

Graduate Teaching Assistant for Formation Evaluation

• Aug 2017 - Dec 2017

• Simply and succinctly explained complex petrophysical concepts to petroleum engineering students. • Managed graders to grade students’ assignments in a timely manner. • Simply and succinctly explained complex petrophysical concepts to petroleum engineering students. • Managed graders to grade students’ assignments in a timely manner.

Intern, Temperature Data Mining

• Jun 2015 - Aug 2015

• Sought to find relationships between factors such as steam injection and temperature for a heavy oil, diatomite reservoir. • Gained exposure to methods such as Principal Component Analysis (PCA), simulated wells, neural networks, and semi-empirical modeling (combination of empirical models with first principles). • Created a custom semi-empirical model to allocate steam injection throughout the reservoir and used it to create maps of estimated steam injection. • Cleaned, aggregated, and quality-checked raw well and injection data. • Discovered and presented a difference in expected patterns between steam, temperature, and well spacing, with significant implications for the reservoir’s development plan. Show less

Technical Intern, Process Engineering (Fluid Catalytic Cracking)

• Jun 2014 - Aug 2014

• Performed a cost-benefit analysis with process and designs engineering regarding a piping replacement for a heavy cycle oil rundown line. Estimated to have a one year payout. • Alerted and worked with operating assistants to elevate the priority of potentially unsafe hot piping at grade level. • Created a distillation-column model using PRO/II with Provision and Keyword. Collaborated with process engineering team to match the model to plant history. • Presented recommendations to the area management team for future actions on the projects. Show less

Research Assistant, Well Control

• Sep 2013 - May 2014

• Investigated causes of kicks and possible methods of detection. • Applied signal processing methods, including template matching, to well logs. • Conducted a literature review concerning the state-of-the-art in kick detection. • Presented at the Western Regional SPE Student Presentation Contest in the BS Division. • Investigated causes of kicks and possible methods of detection. • Applied signal processing methods, including template matching, to well logs. • Conducted a literature review concerning the state-of-the-art in kick detection. • Presented at the Western Regional SPE Student Presentation Contest in the BS Division.

Operations Intern, Sulfur Acid

• Jun 2013 - Aug 2013

• Shadowed operators in Sulfur Acid Operations in taking samples, executing corrective action, and tracking the state of process flows in Sulfur Recovery Units (SRUs) and a hydrotreater. • Tracked the delivery and installation of a replacement pump for an SRU. • Took pressure measurements with operators at pump injection points into the process stream. Wrote a report detailing the replacement pump’s reliability to inject into the process stream. • Created a procedure for operators to safely and effectively use the pump and submitted the procedure for approval. • Presented about the internship and the project before refinery management. Show less

Research Assistant, Catalysis

• Oct 2012 - May 2013

• Conducted experiments concerning carbon bi-reforming using CO2. • Explored the use of various metal catalysts in increasing selectivity of reactions. • Conducted experiments concerning carbon bi-reforming using CO2. • Explored the use of various metal catalysts in increasing selectivity of reactions.

Summer REU in Particle Slurries

• Jun 2012 - Aug 2012

• National Science Foundation (NSF) Research Experience for Undergraduates (REU) program • Investigated fluid dynamics and oil-particle slurry flow using the Navier-Stokes equations, the Lubrication Approximation, and Nondimensionalization • Used image-processing techniques such as Otsu’s method, Image Registration, and Median Filters in MATLAB to automate data analysis • Authored a publication (citation below): G. Urdaneta, K. Allison, T. Crawford, S. Meguerdijian, W. Rosenthal, S. Lee, A. Mavromoustaki, A. L. Bertozzi.(November 2012). Bi-disperse particle-laden flows in the Stokes regime. Paper presented at American Physical Society Division of Fluid Dynamics Meeting, San Diego, California. arXiv preprint arXiv: 1210.3873. Show less

Oilfield Safety Analyst, Center for Interactive Smart Oilfield Technologies (CiSoft)

• May 2012 - Jun 2012

• Worked with the Director of Petroleum Engineering at USC to discern safety lessons from major offshore drilling accidents• Read and analyzed independent reports and analyses of 10 highly deadly and expensive accidents• Created a narrated PowerPoint presentation explaining the accidents and lessons learned

Research Assistant, Microfluidics

• Oct 2011 - May 2012

• Designed a shooting-scheme algorithm in MATLAB to solve ODEs not solvable analytically.• Modeled microfluidics associated with ocular outflow, including electroviscous effects.