Data Engineer – Snowflake / AWS / Oil & Gas Midstream

Job Title: Data Engineer – Snowflake / AWS / Oil & Gas Midstream

Location: Houston, TX
Job Type: Full Time
Experience: 12–18 Years
Work Authorization: USC / GC / GC EAD / H4 EAD / L2 only

Job Summary

We are looking for a highly experienced Data Engineer / Data Architect with strong expertise in Snowflake, AWS, Data Governance, Ontology/Semantic Modeling, and Generative AI.

The ideal candidate must have hands-on experience working within the Oil & Natural Gas Midstream domain, including pipeline, transportation, storage, LNG, natural gas, or related midstream operations.

Must-Have Requirements

• Strong Snowflake Data Architecture experience, including:
  • Data modeling
  • Data warehouse/lakehouse design
  • Performance optimization
  • Security and access controls
  • Enterprise-scale Snowflake implementations

• Strong Data Governance & Metadata Management experience:
  • Data cataloging
  • Metadata management
  • Data lineage
  • Data quality
  • Governance frameworks
  • Policy-driven data access

• Understanding of Ontology & Semantic Modeling.

• Strong working knowledge of AWS data services, including:
  • S3
  • Glue
  • Lambda
  • Athena
  • EMR
  • Redshift
  • Cloud-based data architectures

• Oil & Natural Gas Midstream domain experience – Mandatory
  • Pipeline operations
  • Transportation
  • Storage
  • LNG
  • Natural Gas
  • Midstream operations and data environments

• Claude AI / Generative AI experience – Mandatory
  • Claude / Anthropic
  • LLM-based solutions
  • RAG architectures
  • Generative AI implementations
  • AI-ready data platforms

• Stable employment history / No frequent job hopping.

Preferred Experience

• Snowflake Catalog
• Snowflake Horizon
• Informatica
• Apache Iceberg
• Data lineage and observability
• Data quality frameworks
• Semantic layers
• Knowledge graphs
• RDF / OWL / SHACL / SPARQL
• Python
• SQL
• Git / CI/CD
• Enterprise data platforms
• AI/ML data architecture

Ideal Candidate

The ideal candidate will combine strong enterprise data architecture expertise with deep Oil & Gas Midstream domain knowledge and practical experience implementing GenAI/LLM solutions.

Core Skills:

Snowflake, Snowflake Architecture, AWS, S3, Glue, Lambda, Athena, EMR, Redshift, Data Governance, Metadata Management, Data Catalog, Data Lineage, Data Quality, Ontology, Semantic Modeling, Knowledge Graph, Claude AI, Anthropic, Generative AI, LLM, RAG, AI Data Platform, Oil & Gas, Midstream, Pipeline, LNG, Natural Gas, Gas Transportation, Gas Storage.