Nathaniel Speiser
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Nathaniel Speiser Email & Phone Number

Senior Associate Data and Analytics Modeler at KPMG
Location: Seattle, Washington, United States 8 work roles 2 schools
1 work email found @kpmg.com LinkedIn matched
✓ Verified August 2026 4 data sources Profile completeness 86%

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Current company
Role
Senior Associate Data and Analytics Modeler
Location
Seattle, Washington, United States
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Who is Nathaniel Speiser? Overview

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Quick answer

Nathaniel Speiser is listed as Senior Associate Data and Analytics Modeler at KPMG, a with 184040 employees, based in Seattle, Washington, United States. AeroLeads shows a work email signal at kpmg.com and a matched LinkedIn profile for Nathaniel Speiser.

Nathaniel Speiser previously worked as Associate Data and Analytics Modeler at Kpmg and Data Science Teaching Assistant at Metis. Nathaniel Speiser holds Master Of Science - Ms, Physics from University Of Colorado Boulder.

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{first_initial}{last}@kpmg.com
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Profile bio

About Nathaniel Speiser

I am a Data Scientist with a background in experimental condensed matter physics research on novel semi- and superconducting materials. I am passionate about answering real-world questions in science, technology, and education with objective, data-driven insights. My physics background has given me a strong mathematical foundation in (and love for) calculus and linear algebra, technical problem solving skills, and the flexibility to pick up new tools quickly.Skills include, but are not limited to:* Python* SQL* Machine Learning* NLP* Data Visualization

Current workplace

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KPMG
Kpmg
Senior Associate Data and Analytics Modeler
toronto, ontario, canada
Website
Employees
184040
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8 roles

Nathaniel Speiser work experience

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Senior Associate Data And Analytics Modeler

Current

Seattle, Washington, United States

Worked with cross-functional teams across diverse domains to provide data-driven solutions to clients. Engagement duties include:Led the creation of a flexible metadata-centered Databricks ETL pipeline that can be adapted to different client data sourcesCreated proof-of-concept Databricks machine learning and data analytics pipelines for use in client demonstrations.Contributed to and deployed to production a scalable, customizable AWS Glue pipeline using Pyspark for moving legacy healthcare data from a client's source systems to several target modules.

Oct 2024 - Present

Associate Data And Analytics Modeler

Seattle, Washington, United States

Analyzed and visualized healthcare data using Python, SQL, R, and Tableau to confirm compliance with public policy for the client. Identified anomalies across many metrics related to risk to provide understanding and give follow-up opportunities to the client.Created internal prototype end-to-end NLP pipeline for analyzing complaints in the financial sector. Utilized GuidedLDA and CorEx with editable topic seeds provided by subject matter experts to create a flexible topic modeler. Used specialized pre-trained Hugging Face neural network for complaint sentiment analysis.Participated in internal hackathons for finding data-driven solutions to health equity issues using Python and for making business suggestions using programmatic calls to generative AI LLMs.Generated domain models for child welfare software system. Created SQL queries to generate reports to streamline team collaboration and increase model transparency. Created a suite of Python tools to assist in the migration of AWS Quicksight dashboards across different environments

Jun 2021 - Oct 2024

Data Science Teaching Assistant

After completion of Metis Data Science Bootcamp selected as TA for subsequent cohorts. Duties include:*Assist current Metis bootcamp students in the design, execution, visualization, and communication of end-to-end data science projects*Lead review sessions on machine learning algorithms, tools, and best practices*Review and suggest edits to asynchronous data science curriculum material

Apr 2021 - Jun 2021

Data Science Student

12-week intensive project-focused online data science bootcamp. Self-designed data science projects from conception to presentation. Topics covered include data collection, data management, exploratory data analysis, modeling with machine learning, and data visualization. Projects completed include:Predicting In Game SSB Melee Win Probabilities:* Calculated statistics on more than 18,000 games of Super Smash Bros. Melee using community-written tools and self-developed algorithms* Created Tensorflow and Scikit-learn classifiers to predict in game win probabilities at any point in amatch, achieved average log loss of 0.25 and ROC AUC of 0.98* Developed and deployed interactive Streamlit app where users can upload a game and see odds overtime and other game statisticsWheel of Time NLP:* Used NLTK, TfidfVectorizer, and NMF to topic model main 14 Wheel of Time books* Constructed undirected graphs of character interaction and created interactive network visualizations* Built interactive Streamlit app to visualize findings of topic modeling and network analysisExoplanet Classification:* Utilized tuned XGBoost model to classify objects of interest catalogued by the Kepler SpaceTelescope as candidate exoplanets with 91% recall* Created interactive Tableau dashboard of Kepler Objects of Interest, including findings of modeling processBoard Game Popularity Prediction:* Used BeautifulSoup to scrape data on 10,000 board games from BoardGameGeek.com* Programmed linear regression with LASSO regularizations models to predict the popularity of boardgames with final R^2 of 0.49

Jan 2021 - Mar 2021

Graduate Research Assistant

Fabricate micrometer sized samples of novel superconductors using Focused Ion Beam liftoutAnalyze Scanning Hall Probe microscopy data using Python to gain insights on material propertiesRun simulations of next-generation ARPES chambers

Jan 2019 - Dec 2020

Research Assistant

Study monolayer materials with Stern Physics GroupReceived Summer Undergraduate Research Grant to continue research during Summer 2016

Nov 2015 - Jan 2019

Math And Physics Tutor

Northwestern University

Math Tutor for Peer Led Undergraduate Study for 2015-16 school yearPhysics Tutor for Peer Led Undergraduate Study for 2016-17 school yearPhysics Tutor for Physics Resource Room

Oct 2015 - Jun 2018

Data Analysis Intern

Icf

Created data visualizations for CDC and healthcare companies using Tableau Worked on internal budget tracking toolGenerated social media reports for National Eye Health Education Program

Jun 2015 - Sep 2015
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Colleagues at KPMG

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2 education records

Nathaniel Speiser education

FAQ

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What company does Nathaniel Speiser work for?

Nathaniel Speiser works for KPMG.

What is Nathaniel Speiser's role at KPMG?

Nathaniel Speiser is listed as Senior Associate Data and Analytics Modeler at KPMG.

What is Nathaniel Speiser's email address?

AeroLeads has found 1 work email signal at @kpmg.com for Nathaniel Speiser at KPMG.

Where is Nathaniel Speiser based?

Nathaniel Speiser is based in Seattle, Washington, United States while working with KPMG.

What companies has Nathaniel Speiser worked for?

Nathaniel Speiser has worked for Kpmg, Metis, University Of Colorado Boulder, Northwestern University, and Icf.

Who are Nathaniel Speiser's colleagues at KPMG?

Nathaniel Speiser's colleagues at KPMG include Yves-Dorian Ohui Yapi, Soner Ünlü, Anna Lemström, Richard Marr, and Anshul Sharma.

How can I contact Nathaniel Speiser?

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What schools did Nathaniel Speiser attend?

Nathaniel Speiser holds Master Of Science - Ms, Physics from University Of Colorado Boulder.

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