Josh Arnold Email and Phone Number
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Josh Arnold is a Senior Data Engineer at Oak Ridge National Laboratory. He possess expertise in nashville, physics, lattice, git, publications and 71 more skills.
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Senior Data EngineerOak Ridge National Laboratory May 2024 - Present -
Senior Data EngineerFigg Sep 2022 - May 2024 -
Senior Data EngineerSemanticbits Jan 2022 - May 2022Herndon, Virginia, United StatesServed as Spark and Scala expert for the Measures Team, responsible for computing quality-of-care metrics for the Centers for Medicare & Medicaid Services public-facing quality metrics reporting services. By targeting Scala-Spark optimizations and fine-tuning Spark configurations, reduced memory footprint of production jobs by as much as 85%. -
Machine Learning Application EngineerOak Ridge National Laboratory Dec 2019 - Sep 2021Served as data engineer for the REACHVET project. Architected and implemented a Spark-HDFS solution for ETL feature-extraction pipelines, leading to 2500% speed-up over existing approach. Designed and tested an entity-centric Elasticsearch data-model for improving human-in-the-loop feature selection processes. Also served as Co-PI for Data Science for the CMS Center for Program Integrity project. Designed on-premises data lake for tens of terabytes of data. Applied gradient boosted trees, transformer-based models, and SHAPley factor analysis to provide novel insights regarding waste, fraud, and abuse.Created data visualizations and presentations for communicating findings to sponsor and mentored junior data scientists.
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Data EngineerJoint Institute For Computational Sciences Dec 2017 - Dec 2019Oak Ridge, TnServed as data engineer in collaboration with the Department of Veterans Affairs for the evaluation of state-of-the-art open-source technologies within the context of VA research and production workflows. Provisioned, deployed, tested, and benchmarked a myriad of open source storage and NLP analytics solutions.
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Data Science Application DeveloperVanderbilt University Sep 2016 - Nov 2017Greater Nashville Area, TnServed as ML and big data expert for the university, including delivering lectures and seminars, creating demonstration projects, and collaborating on research as staff member of the Advanced Computing Center for Research and Education (ACCRE). Created "context_bot" for automating user ticket triage and designed the new ACCRE user database. -
Materials EngineerNational Institute Of Standards And Technology Sep 2014 - Dec 2015Gaithersburg, MdDeveloped image classification techniques for hyper-dimensional microscopy. Simulated cement microstructure evolution using lattice-based cellular automata on a high performance cluster. Developed parallelized nanoscale models of cement microstructure utilizing CUDA texture memory. -
Research Assistant ProfessorVanderbilt University Oct 2014 - Sep 2015Greater Nashville Area, Tn
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Research InternVanderbilt University May 2014 - Sep 2014
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Phd CandidateVanderbilt University Aug 2009 - May 2014Greater Nashville Area, TnDissertation: Reducing uncertainty in the characterization and modeling of blended cement mortar
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Research InternEcn (Energy Research Centre Of The Netherlands) Sep 2008 - Nov 2008Petten, Netherlands -
Research InternSavannah River National Lab Jun 2007 - Aug 2007Aiken, Sc
Josh Arnold Skills
Josh Arnold Education Details
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Environmental Engineering
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Data Science -
Environmental Engineering
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Civil Engineering
Frequently Asked Questions about Josh Arnold
What company does Josh Arnold work for?
Josh Arnold works for Oak Ridge National Laboratory
What is Josh Arnold's role at the current company?
Josh Arnold's current role is Senior Data Engineer.
What is Josh Arnold's email address?
Josh Arnold's email address is mo****@****ail.com
What schools did Josh Arnold attend?
Josh Arnold attended Vanderbilt University, The Data Incubator, Vanderbilt University, Vanderbilt University.
What skills is Josh Arnold known for?
Josh Arnold has skills like Nashville, Physics, Lattice, Git, Publications, Public Speaking, Linux, Amazon Web Services, Ion, Data Science, Gas, D3.js.
Who are Josh Arnold's colleagues?
Josh Arnold's colleagues are Connor Kerwin, Kristina Mahan, Miroslav Stoyanov, Tewst Twre, Dale Caquelin, Dave Pugmire, Raphael Hermann.
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