Data Scientist - Adv Tech - National Tax-Tax Tech and Trans - Manager - Multiple Positions - 1754237

EY; New York (NY); On-site; USD 178,000 - 218,000; Full time

Benefits offered by this job

Hybrid work model

Medical and dental coverage

Pension and 401(k)

Paid time off

Job summary

EY in New York seeks a Data Scientist, Advanced Technologies in National Tax - Tax Technology and Transformation, Manager level. You will apply data mining, statistical analysis and build high-volume prediction systems integrated with tax tech products.

You will lead and mentor teams, manage client projects, design robust data pipelines, and deliver data-driven recommendations. A strong background in ML, Python, Spark, ETL tools, and data visualization is required, with travel up to 10%.

Qualifications

• Bachelor’s degree in a related field and 5 years of relevant work experience, or Master’s degree and 3 years of related work experience.
• 3 years in a professional services, consulting, or public accounting firm.
• 3 years handling large datasets (structured and unstructured), 1 year with tax/accounting data.
• 3 years of machine learning techniques (e.g., regression, k-NN, Naïve Bayes, SVM, forest).
• 1 year with Python tools (Pandas, NumPy, Jupyter) and distributed systems (Spark).
• 1 year with ETL tools (Alteryx, SSIS, DataStage, Informatica, Talend, Pentaho).
• 1 year with data visualization tools (Power BI, Tableau, D3.js).
• 1 year with data science languages (Python, R).
• 1 year managing junior data analytics professionals.

Responsibilities

• Apply data mining techniques and statistical analysis to build predictive models.
• Build high-volume prediction systems integrated with tax technology products.
• Identify complex problems and provide data-driven business recommendations.
• Process, cleanse, and verify data integrity; enhance data collection procedures.
• Design and optimize ML models and classifiers.
• Develop robust data pipelines for multinational enterprise-scale data.

Skills

SQL

NoSQL

Python

R

Pandas

NumPy

Jupyter Notebooks

Spark

Machine Learning

Data Cleaning

Data Analysis

Education

Bachelor's or Master’s degree in a related field

Tools

SQL Server

MongoDB

Alteryx

SSIS

DataStage

Informatica

Talend

Pentaho

Power BI

Tableau

D3.js

Jupyter Notebooks

Job description

Data Scientist - Adv Tech - National Tax-Tax Tech and Trans - Manager - Multiple Positions - 1754237

Location: New York

Other locations: Primary Location Only

Date: 20 Oct 2026

Requisition ID: 1754237

At EY, we’re all in to shape your future with confidence.
We’ll help you succeed in a globally connected powerhouse of diverse teams and take your career wherever you want it to go. Join EY and help to build a better working world.

Data Scientist, Advanced Technologies (National Tax -Tax Technology and Transformation) (Manager) (Multiple Positions) (1754237), Ernst & Young U.S. LLP, New York, NY.
Apply data mining techniques, performing statistical analysis and building high quantity prediction systems integrated with tax technology products. Assist businesses navigate the digital age of tax transparency alongside new trends in tax compliance and tax audit methods, as well as helping to solve the most pressing challenges that businesses face. Identify complex problems and reviewing related information to develop and evaluate options, and provide data-driven business recommendations to clients. Decrease the cost of managing data and increasing the value of existing data. Process, cleanse and verify the integrity of data used for analysis and enhance data collection procedures to include information that is relevant for building analytic system. Select features and, build and optimize classifiers using machine learning techniques. Support various client projects, ranging from assisting in the production of leading edge machine models, to designing and implementing robust data pipelines that can handle data at a multinational, enterprise scale.
Manage and motivate teams of professionals with diverse skills and backgrounds. Consistently deliver quality client services by monitoring progress. Demonstrate in-depth technical capabilities and professional knowledge.

Full time employment, Monday – Friday, 40 hours per week, 8:30 am – 5:30 pm.

MINIMUM REQUIREMENTS:

Must have a Bachelor’s degree in Accounting, Computer Science, Data Science, Engineering, Management Information Systems, Statistics, or a related field and 5 years of progressive, post-baccalaureate related work experience. Alternatively, will accept a Master’s degree in Accounting, Computer Science, Data Science, Engineering, Management Information Systems, Statistics, or a related field and 3 years of related work experience.
Must have 3 years of experience working in a professional services firm, a consulting firm, or a mid-sized/regional to large-sized/national public accounting firm.
Must have 3 years of experience in the management and manipulation of large datasets, both structured and unstructured, of which 1 year of experience must be with tax or accounting-related datasets.
Must have 3 years of experience with machine learning techniques and algorithms, including at least one of the following: Linear/Logistic Regression, k-NN, Naïve Bayes, Support Vector Machines (SVM), and/or Decision Forests.
Must have 2 years of experience managing and/or analyzing data using at least one of the following:

• SQL and NoSQL;
• SQL Server; or
• MongoDB.

Must have 1 year of experience with using the Python toolkit (Pandas, NumPy, and/or Jupyter Notebooks).
Must have 1 year of experience with distributed file systems including Apache Spark.
Must have 1 year of experience designing and implementing ETL solutions for tools, including at least one of the following: Alteryx, SSIS, DataStage, Informatica, Talend, and/or Pentaho.
Must have 1 year of experience with data visualization tools, such as Power BI, Tableau, and/or D3.js.
Must have 1 year of experience with data science programming languages, including, Python and R.
Must have 1 year of experience managing junior data and data analytics professionals, including setting goals, assigning work, and reviewing performance.
Must hold at least one of the following certification/accreditation or the ability to obtain within 1 year of hire: Certified Digital Product Manager (CDPM); Certified Product Manager (CPM); Master’s degree in business administration, finance, economics, computer science, information systems, engineering, or Quantitative Economics; Certified Member of the Institute for Professionals in Taxation (CMI); Chartered Professional Accountant (CPA) or foreign equivalent; Certified SAFe Professional; Chartered Financial Analyst (CFA); Vertex Certified Implementer; Thomson Reuters ONESOURCE Certified Implementer Program (CIP); Microsoft Azure or Azure AI; Microsoft Power Platform or Devops Engineer.
Requires domestic travel up to 10%, to serve client needs.
Employer will accept any suitable combination of education, training, or experience.

What we offer

We offer a comprehensive compensation and benefits package where you’ll be rewarded based on your performance and recognized for the value you bring to the business. The base salary for this job is $198,005.00 per year. In addition, our Total Rewards package includes medical and dental coverage, pension and 401(k) plans, and a wide range of paid time off options. Join us in our team-led and leader-enabled hybrid model. Our expectation is for most people in external, client serving roles to work together in person 40-60% of the time over the course of an engagement, project or year. Under our flexible vacation policy, you’ll decide how much vacation time you need based on your own personal circumstances. You’ll also be granted time off for designated EY Paid Holidays, Winter/Summer breaks, Personal/Family Care, and other leaves of absence when needed to support your physical, financial, and emotional well-being.

• Continuous learning: You’ll develop the mindset and skills to navigate whatever comes next.
• Success as defined by you: We’ll provide the tools and flexibility, so you can make a meaningful impact, your way.
• Transformative leadership: We’ll give you the insights, coaching and confidence to be the leader the world needs.
• Diverse and inclusive culture: You’ll be embraced for who you are and empowered to use your voice to help others find theirs.

The exceptional EY experience. It’s yours to build.

EY | Building a better working world

EY exists to build a better working world, helping to create long-term value for clients, people and society and build trust in the capital markets.

Enabled by data and technology, diverse EY teams in over 150 countries provide trust through assurance and help clients grow, transform and operate.

Working across assurance, consulting, law, strategy, tax and transactions, EY teams ask better questions to find new answers for the complex issues facing our world today.

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