Principal Data Scientist, Robert Half

Robert Half

Location:
United States, Jersey City

Category:
IT - Software Development

Contract Type:
Not provided

Salary:

Not provided

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Job Description:

Principal Data Scientist role in Data & AI organization building next-generation intelligent products used by thousands of enterprise customers worldwide. Drive development of advanced machine learning capabilities that shape product innovation, enhance data intelligence, and fuel large-scale business impact.

Job Responsibility:

Architect, develop, and deploy end-to-end machine learning models across structured and unstructured data sources
Lead the design and optimization of scalable data pipelines to support production-grade ML systems
Partner with engineering, research, and product teams to define requirements and deliver high-impact AI/ML solutions
Conduct model experimentation, analyze results, and continuously refine accuracy, performance, and robustness
Produce clear documentation and communicate insights effectively to both technical and non-technical audiences
Stay ahead of industry advancements in machine learning, data science tools, and emerging methodologies
Support the operationalization, governance, and monitoring of ML models within the company's product ecosystem

Requirements:

Bachelor's or Master's degree in Computer Science, Data Science, Engineering, Statistics, or related fields (PhD is a plus but not required)
10+ years of deep, hands-on machine learning experience, including building, optimizing, and scaling data-driven models for real-world business impact
Expert-level proficiency in Python and common ML/data libraries such as Pandas, Scikit-learn, TensorFlow, and PyTorch
Extensive experience with data wrangling, cleansing, feature engineering, and ETL pipeline development
Proven experience deploying models in cloud-based or distributed environments

Nice to have:

Leaders who take ownership, drive research forward, and turn complex ideas into production-ready solutions
Strong analytical thinkers with exceptional communication skills
Collaborative professionals who enjoy working across engineering, product, and data teams
Individuals who embrace continuous learning and stay ahead of modern ML trends

What we offer:

medical
vision
dental
life and disability insurance
401(k) plan

Additional Information:

Job Posted:
November 18, 2025

Employment Type:

Fulltime

Work Type:

Hybrid work

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Principal Data Scientist