Context / Retrieval Engineer (RAG Specialist)

Context / Retrieval Engineer (RAG Specialist)

Contract Type:

Contract

Location:

Campbell - CA

Industry:

Information Technology

Contact Name:

Lindsey Sanchez

Contact Email:

lsanchez@dewintergroup.com

Contact Phone:

(408) 913-6850

Date Published:

03-30-2026

Salary:

$50.00 - $175.00 Per Hour

Job ID:

38811

Title:  Context/Retrieval Engineer
Job Type:  Contract
Contract Length:  12 Months
Pay Range:  $50/hr – $175/hr
Start Date:  ASAP
Location:  Remote

About the Opportunity:

Our client, a leader in AI testing and Generative AI solutions, is looking for a skilled Context/Retrieval Engineer (RAG Specialist)  to join their team for a 12-month engagement. This project involves optimizing Retrieval-Augmented Generation (RAG) pipelines to improve the accuracy and relevance of AI responses. This is a high-impact role that requires a self-motivated professional who can hit the ground running and deliver results quickly.

Key Responsibilities & Deliverables:

This role is focused on the successful completion of specific tasks and deliverables. Your responsibilities will include:

  • Optimizing Retrieval-Augmented Generation (RAG) pipelines to improve the accuracy and relevance of AI responses.
  • Implementing advanced "chunking" strategies and metadata tagging for enterprise documents.
  • Selecting and fine-tuning embedding models to better capture domain-specific semantic meaning.
  • Designing hybrid search systems combining vector similarity with traditional keyword search (BM25).
  • Benchmarking various vector databases to ensure high retrieval speed and low memory overhead.
Required Skills & Experience:

We are looking for someone with a proven track record of successful contract engagements. The ideal candidate will have:
  • 3+ years of experience in Information Retrieval or AI Engineering.
  • Deep expertise in Vector Databases (Pinecone, Chroma, Milvus) and LangChain/LlamaIndex. This isn't a learning role—you need to be a subject matter expert.
  • Demonstrated ability to work autonomously and manage your own time effectively to meet project goals.
  • Experience with Python, SQL, and natural language processing (NLP) techniques.
  • Strong communication skills to provide clear and concise status updates to the project team.

#LI-LS1

DeWinter Group and Maris Consulting  is an equal opportunity employer, and all qualified applicants will receive consideration for employment without regard to race, color, religion, age, sex, national origin, disability status, genetics, protected veteran status, sexual orientation, gender identity or expression, or any other characteristic protected by federal, state or local laws. We post pay scales which are based on our client pay ranges. DeWinter, Maris, and our clients have the right to modify the requirements of the role which can impact the pay ranges posted.

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