Aaron Johnson, Phd Email & Phone Number

Coopersburg, Pa, Us

Basel, Ch

Columbus, Ohio, Us

• Developed automated solutions for information extraction from scientific content using AI/ML models and cheminformatics to support CAS content curation.• Implemented computer vision technology and trained deep neural networks to automate chemical structure discovery in scientific literature.• Created machine learning models that use cheminformatics solutions to augment the output of commercial rules-based molecular structure recognition algorithms for to improve quality of data mining outcomes.• Engineered data pipelines to acquire big-data internally, prepare it for human annotation, and team with external partners to curate training sets for machine learning/AI model development.• Utilized AWS cloud services such as AWS SageMaker, AWS EC2, AWS ECR, AWS Rekognition, AWS S3, AWS CodeCommit, AWS RDS, and Docker solutions to develop, train, and deploy machine learning model pipelines aimed at automated extraction of scientific data.

Columbus, Ohio, Us

• Curated internal workflows to ensure high accuracy of CAS database structures.• Manually ensured accuracy of over 50,000 chemical structures, following strict internal and chemical guidelines.• Developed machine learning models to filter the output of internal rules-based algorithms using cheminformatics tools and python-based machine learning algorithms (random forest, xgboost, light gbm) that improved business efficiency by identifying over 1 million chemical structures which could bypass human curation.

Idaho Falls, Id, Us

• Managed technical research project focused on synthesis of new production capabilities for certified reference materials in support of national nuclear forensics programs.• Synthesized and characterized novel actinide coordination compounds and fully characterized them using NMR, FT-IR, XRD, and gravimetric techniques.• Independently maintain budget, scheduling, and quality assurance programs for 2 federally funded research projects.• Researched and composed proposals to federal funding agencies and maintain project reporting requirements.• Supervised and directed laboratory research progress for 2 laboratory technicians and 3 student interns.• Authored two articles published in peer reviewed journals and presented research project at five international conferences.

Idaho Falls, Id, Us

• Developed and utilized electrochemistry, spectrophotometry, mass spectrometry, and radiochemical characterization methods to determine chemical structure and thermodynamic parameters of novel actinide/lanthanide based coordination compounds.• Investigated a method for tracking nuclear fuel components using fluorescence spectroscopy.• Researched organic solvent thermodynamic parameters using FT-IR and isothermal titration calorimetry.

Pullman/Spokane/Tri-Cities/Vancouver/Everett/Global, Washington, Us

• Researched and developed a new method for recycling used nuclear fuel components using ion exchange and liquid-liquid extraction.• Developed a thermodynamic model that accurately predicted experimental results obtained by NMR, FT-IR, fluorescence, and visible spectrophotometry analyses.• Published 3 research articles in international peer-reviewed journals.

Pullman/Spokane/Tri-Cities/Vancouver/Everett/Global, Washington, Us

• Instructed and supervised 6 undergraduate organic and general chemistry courses.• Designed and graded lecture material, problem sets, and exams.• Independently hosted weekly lecture and recitation sections.

Doctor Of Philosophy - Phd, Inorganic Chemistry

Bachelor Of Science - Bs, Computer Science

Bachelor Of Science - Bs, Chemistry