Data Scientist - National Federal Tax Services

Based in Atlanta, GA with a hybrid work arrangement, Deloitte’s Gi3 national tax services team seeks a Data Scientist to advance GenAI and NLP initiatives that support government C&I services. The role focuses on building and deploying AI models, retrieval-augmented generation workflows, APIs, and cloud deployments to empower federal tax workflows. This position offers a path to apply advanced analytics in a public-sector context within a leading professional services firm.

Responsibilities

• Build and optimize GenAI/NLP models and prototypes using modern frameworks such as OpenAI and Hugging Face.
• Design, test and refine prompts to improve quality and reduce risk (hallucinations, bias, unsafe outputs).
• Implement foundational Retrieval-Augmented Generation pipelines to enable context-aware applications.
• Package models as APIs and support deployments on AWS, Azure, or GCP.
• Develop evaluation approaches and monitor model outputs for reliability, performance drift, and compliance needs.
• Produce clear and technical documentation and explain designs, tradeoffs, and results to cross-functional partners.

Requirements

• Ability to perform job responsibilities within a hybrid work model that requires US Tax Professionals to co-locate in person 2-3 days per week.
• Limited immigration sponsorship may be available.
• Ability to travel 25% on average, based on the work you do and the clients and industries/sectors you serve.
• Bachelor's Degree in Information Systems, Computer Science or related field required.
• 3+ years of experience in data science / machine learning.
• 1+ year hands-on building LLM/NLP solutions.
• Strong Python proficiency and hands-on experience with GenAI frameworks such as LangChain, OpenAI/GPT APIs and Hugging Face.
• Familiarity with software engineering best practices such as Git, CI/CD, automated testing.
• Experience with R, Python, SQL and basic cloud ML deployment on Azure, AWS or GCP.
• Licensed CPA in state of practice/primary office if eligible to sit for the CPA exam; if not CPA eligible, one of the following: Licensed Attorney; Enrolled Agent; Certifications: Professional Engineer; Project Management Professional (PMP); Chartered Financial Analyst (CFA); Technology Certifications including CBAP - Certified Business Analysis Professional, Certified SAFe Lean Portfolio Manager, Certified SAFe Architect, Certified SAFe Agile Software Engineer, Certified SAFe Product Owner / Product Manager, Certified SAFe Agilist, Certified SAFe Advanced Scrum Master, Professional Scrum Developer (PSD), Certified SAFe Scrum Master, Certified SAFe DevOps Practitioner, Certified SAFe Practitioner, Microsoft Certified Solutions Developer (MCSD), Microsoft Certified Solutions Expert (MCSE), Professional Scrum Product Owner (PSPO) - SCRUM.org and PMP, Six Sigma (Green or Black Belt), ITIL Certification, and other vendor certifications (Oracle, SAP, etc.) or relevant industry certifications such as AWS or GCP certifications.
• Other related licensure or certifications as noted by the employer.

Technologies

• Python, LangChain, OpenAI, GPT APIs, Hugging Face, AWS, Azure, GCP, R, SQL, Git

Benefits

• Discretionary annual incentive program eligibility

Preferred

• Experience fine-tuning LLMs and/or building conversational AI agents.
• Awareness of Responsible AI, privacy, security, and AI ethics considerations.
• Exposure to data engineering and/or MLOps practices.
• Excellent written and communication skills.
• Strong problem solving skills.

NFTSTAX

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