Senior GenAI Data Scientist (Utilities) – Hybrid TX

Hierarch Soft Technologies Inc; Corpus Christi (TX); Hybrid; USD 92,000 - 111,000; Full time

Job summary

Hierarch Soft Technologies Inc. seeks a Senior Data Scientist focused on GenAI and utility operations in Corpus Christi, TX.

This long-term contract role requires hands-on expertise in building practical generative AI capabilities, including LLM/RAG systems, data integration, and performance validation against source docs. You will work across data engineering, AI model deployment, and operations teams to design vector-based data pipelines, optimize retrieval, and ensure alignment with business

Qualifications

• Strong hands-on experience with Python, PyTorch or TensorFlow, and relational database architecture using SQL.
• Experience integrating enterprise frameworks using LangChain or LlamaIndex for transformation projects.
• Understanding of vector embeddings and the challenges of converting legacy unstructured files into high-quality semantic search vectors.
• Experience with schema design, data modeling, prompt engineering, semantic indexing, and search optimization.
• Ability to analyze complex unstructured formats and translate them into appropriate relational or vector database designs.
• Experience with data mapping, vectorization, output validation, reconciliation, and model evaluation testing.
• Strong troubleshooting and analytical problem-solving skills.
• Ability to work collaboratively with cross-functional technical and operational teams.
• Excellent communication skills, including the ability to explain complex AI concepts clearly.

Responsibilities

• Support integration and mapping of unstructured utility data into modern vector database systems.
• Review schemas, tables, relationships, embeddings, and vector database objects for the target environment.
• Analyze legacy data structures across asset management logs, SCADA alerts, and maintenance records for relational and vector formats.
• Develop and review source-to-target mappings, embedding rules, transformation logic, and ingestion procedures.
• Write, review, and optimize SQL queries, prompt structures, and related database code for retrieval and application functionality.
• Identify and address performance bottlenecks by analyzing vector search latency and indexing strategies.
• Run data integrity checks and evaluation testing, including hallucination checks and accuracy validation.
• Assist with deployment and pipeline integration planning, testing, and production scheduling.
• Troubleshoot RAG pipeline failures and data inconsistencies; coordinate with cross-functional teams.

Skills

Python

PyTorch

TensorFlow

SQL

LangChain

LlamaIndex

Vector embeddings

Data modeling

Schema design

Prompt engineering

Semantic search

RAG

Tools

Pinecone

Milvus

Weaviate

GPT-4

Llama 3

Job description

Hierarch Soft Technologies Inc. seeks a Senior Data Scientist focused on GenAI and utility operations in Corpus Christi, TX.

This long-term contract role requires hands-on expertise in building practical generative AI capabilities, including LLM/RAG systems, data integration, and performance validation against source docs. You will work across data engineering, AI model deployment, and operations teams to design vector-based data pipelines, optimize retrieval, and ensure alignment with business