Sr. Data Scientist/AI ML Engineer - Onsite

Job Title Senior Data + AI/ML Engineer

Location: Walnut Creek, CA (Hybrid 2/3 days per week onsite) Candidates MUST be local to Bay area.

Duration: 6+ Months

Job Description:

• Architected and led end-to-end data and AI platforms, spanning data ingestion, processing, model training etc.
• Strong experience with Python and ML frameworks such as TensorFlow, PyTorch, scikit-learn etc.
• Solid understanding of supervised and unsupervised learning including classification, clustering, and predictive modeling techniques.
• Expert level experience with AWS, including designing, deploying and managing production grade AI/ML solutions using service such as S3 ,EC2,EKS/ECS, Lambda, RDS, IAM etc.
• Proven experience working designing and building large scale, complex datasets including data transformation, normalization and data quality management etc.
• Hands on experience deploying and operating ML workloads in AWS GovCloud with strong knowledge of security, compliance, and government cloud constraints.
• Strong experience designing and implementing Retrieval-Augmented Generation (RAG) architectures, including document generation, vector and LLM integration.
• Experience integrating LLMs with structured and unstructured data to generate accurate, explainable and context aware responses.
• Strong understanding of ML Ops and LLM Ops practices, including model / version management, prompt management, evaluation, monitoring and retraining.
• Experience building scalable batch and real time pipelines for data engineering, ML and generative AI workloads.
• Familiarity with data security, privacy and compliance requirements in regulated or public sector environments.
• Excellent communication and collaboration skills with the ability to work independently and drive technical initiatives.