Sr. Data Scientist
6sense
- United States, United States
- Remote
- $163,000 - $239,000 a year
- Posted Aug 7, 2026
Job description
About the role
The Senior Data Scientist joins 6sense’s AI and Data Science team to design, build and deploy production-grade machine learning and AI systems—including NLP, transformer and agentic AI solutions—owning the full ML lifecycle, collaborating with product, engineering and analytics, and mentoring engineers to drive impact on B2B revenue-generation products.
About the company
6sense is a B2B sales and marketing platform that helps organizations create, manage, and convert pipeline to revenue. Founded in 2013 in San Francisco, it has 1,001-5,000 employees, is a late-stage unicorn valued at $5.2 B, and focuses on AI-driven revenue growth.
Requirements
- 8+ years of experience building and deploying machine learning solutions in production
- Strong foundation in Machine Learning, Statistics, and Applied Data Science
- Experience with supervised & unsupervised learning, recommendation systems, ranking models, predictive modeling
- Deep expertise in NLP, Transformers, Embeddings, Encoder-Decoder architectures, retrieval-based systems
- Hands‑on experience with GenAI ecosystems including LangGraph, LangChain, Amazon Bedrock
- Strong Python programming skills
- Experience building distributed ML systems and pipelines using AWS and Databricks
- Strong understanding of feature engineering, model evaluation, and MLOps
- Ability to independently solve ambiguous problems and drive execution
- Strong product mindset with focus on customer impact and business outcomes
- Experience building Agentic AI and Multi‑Agent Systems (preferred)
- Experience with RAG architectures, vector databases, prompt engineering (preferred)
- Hands‑on experience with PyTorch and/or TensorFlow (preferred)
- Prior experience in B2B SaaS or customer‑facing AI products (preferred)