

Sr. Data Scientist
β - Featured Role | Apply direct with Data Freelance Hub
This role is for a Sr. Data Scientist in Dallas, TX, with a long-term contract at $55.00 - $60.00 per hour. Requires 12+ years of IT experience, 8+ years in Telecom, and expertise in machine learning, RAG systems, and NLP models.
π - Country
United States
π± - Currency
$ USD
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π° - Day rate
480
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ποΈ - Date discovered
July 3, 2025
π - Project duration
Unknown
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ποΈ - Location type
On-site
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π - Contract type
Unknown
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π - Security clearance
Unknown
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π - Location detailed
Dallas, TX 75215
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π§ - Skills detailed
#Datasets #NLP (Natural Language Processing) #"ETL (Extract #Transform #Load)" #Graph Databases #Databases #Deep Learning #Computer Science #Model Evaluation #TensorFlow #Data Science #PyTorch #Knowledge Graph #AI (Artificial Intelligence) #Transformers #Anomaly Detection #ML (Machine Learning)
Role description
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Title: Sr Data Scientist (RAG systems, LLMs)
Duration: Long-term
Location: Dallas, TX
Job Overview
Weβre looking for a highly skilled and experienced Data Scientist to help lead this transformation. If youβre passionate about turning complex data into actionable insights, advancing the frontiers of anomaly detection, transformers, and Retrieval-Augmented Generation (RAG), and pushing the boundaries of what AI can do, this is your opportunity. Telecom experience is a must, but what matters most is your curiosity, creativity, and deep expertise in machine learning.
Job Requirements:
12+ Year of overall IT Experience
Bachelorβs degree in Computer Science, Data Science, AI/ML, or a related technical field from an accredited university, or equivalent work experience.
Minimum 8 years of relevant work experience.
Should have experience in Telecom Industry
Strong experience in machine learning, deep learning, and AI frameworks (e.g., TensorFlow, PyTorch, Scikit-Learn).
Hands-on experience with RAG systems, transformers, and NLP models.
Expertise in anomaly detection techniques, including statistical and ML-based approaches.
Strong background in data preprocessing, feature engineering, and model evaluation.
Training/Pretraining/Fine-tuning LLMs and ML experience with large datasets.
Excellent problem-solving and analytical skills.
Networking technology background.
Preferred Qualifications:
Advanced degree (MS/PhD) in Computer Science, Data Science, AI/ML, or a related field.
Familiarity with graph databases and knowledge graphs for information retrieval.
Contributions to research publications, open-source projects, or AI/ML communities.
Understanding of AI governance and implementation.
Job Type: Contract
Pay: $55.00 - $60.00 per hour
Expected hours: 40 per week
Benefits:
401(k)
Dental insurance
Health insurance
Schedule:
8 hour shift
Experience:
Data science: 10 years (Required)
AI/ML: 10 years (Required)
Telecom Industry: 5 years (Required)
TensorFlow, PyTorch, Scikit-Learn: 10 years (Required)
RAG systems, LLMs, NLP Models: 7 years (Required)
LLMs and ML experience with large datasets: 8 years (Required)
Work Location: In person