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Posted on 2026/09/27

Senior AI Test Engineer QA Automation Engineer AI LLM at Houston, TX- Onsite

Propelsys Technologies LLC

Houston, TX, United States

Full-time

Role : Senior AI Test Engineer (API & AI Validation)

Location: Houston, TX- Onsite

Job Summary

We are seeking an experienced Senior AI Test Engineer with 10–12 years of experience in Quality Engineering, including hands-on expertise in API testing and AI application validation.

The ideal candidate should have strong experience testing AI/LLM-powered applications, validating REST APIs, designing automation frameworks, and ensuring the quality, reliability, security, and performance of modern AI-enabled systems.

This role requires a blend of traditional testing expertise and knowledge of AI-specific validation techniques, including prompt testing, model evaluation, hallucination detection, and retrieval validation.

Key Responsibilities

  • Define and implement end-to-end test strategies for AI-enabled applications.
  • Design and execute comprehensive test plans for Generative AI, LLM, RAG, and AI Agent workflows.
  • Perform functional, integration, regression, system, and UAT testing.
  • Validate RESTful APIs using tools such as Postman, Swagger, REST Assured, or similar frameworks.
  • Develop and maintain API automation frameworks.
  • Validate AI model responses for accuracy, relevance, consistency, hallucinations, bias, and toxicity.
  • Test prompt engineering scenarios and optimize prompt quality.
  • Validate Retrieval-Augmented Generation (RAG) pipelines and vector search accuracy.
  • Verify AI guardrails, content moderation, and responsible AI compliance.
  • Perform database validation using SQL.
  • Conduct performance and load testing for APIs and AI services.
  • Collaborate with Product Owners, Architects, Data Scientists, ML Engineers, and Developers.

Thanks & Regards Madhu Challa

Sr.

Technical recruiter Propelsys Technologies | 4975 Preston Park Boulevard, Suite 70 West

Plano, TX 75093

E: madhu@propelsys.com