Techgene Solutions
Senior Data Engineer
⭐ - Featured Role | Apply direct with Data Freelance Hub
This role is for a Senior Data Engineer in O'Fallon, Missouri, with a contract length of "unknown" and a pay rate of "unknown." Key skills include Apache Spark, Python, and ETL tools. Strong analytical and collaboration skills are essential.
🌎 - Country
United States
💱 - Currency
$ USD
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💰 - Day rate
Unknown
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🗓️ - Date
February 12, 2026
🕒 - Duration
Unknown
-
🏝️ - Location
On-site
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📄 - Contract
Unknown
-
🔒 - Security
Unknown
-
📍 - Location detailed
O'Fallon, MO
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🧠 - Skills detailed
#Data Science #"ETL (Extract #Transform #Load)" #Azure #Scala #Data Engineering #Agile #Python #Data Pipeline #Data Analysis #Alteryx #Cloud #Datasets #NiFi (Apache NiFi) #Spark (Apache Spark) #Data Quality #SQL (Structured Query Language) #AWS (Amazon Web Services) #Apache Spark
Role description
Title: Senior Data Engineer
Location: O'Fallon, Missouri, United States
Position Summary
We are seeking an Advanced-level Data Engineer to support data analytics initiatives. The contractor will be responsible for integrating, transforming, and curating data to enable consumption by Data Analysts and Data Scientists. The role involves end-to-end ownership of data engineering solutions within a high-performing, agile environment.
Key Responsibilities
• Design, develop, and maintain scalable data pipelines
• Integrate and transform data from multiple sources
• Curate and optimize datasets for analytical and data science use cases
• Ensure data quality, integrity, and governance standards
• Collaborate with cross-functional teams including analysts and data scientists
• Contribute to Software Engineering Guild practices and standards
• Support end-to-end delivery of data engineering solutions
Required Technical Skills
1. Apache Spark
1. Python
1. ETL Tools (e.g., Alteryx, NiFi)
Desired / Nice-to-Have Skills
• SQL
• Cloud platforms (AWS or Azure)
Soft Skills
• Strong analytical and problem-solving skills
• Detail-oriented with the ability to explore and interpret complex datasets
• Strong collaboration and communication skills
• Ability to work independently and take ownership
Title: Senior Data Engineer
Location: O'Fallon, Missouri, United States
Position Summary
We are seeking an Advanced-level Data Engineer to support data analytics initiatives. The contractor will be responsible for integrating, transforming, and curating data to enable consumption by Data Analysts and Data Scientists. The role involves end-to-end ownership of data engineering solutions within a high-performing, agile environment.
Key Responsibilities
• Design, develop, and maintain scalable data pipelines
• Integrate and transform data from multiple sources
• Curate and optimize datasets for analytical and data science use cases
• Ensure data quality, integrity, and governance standards
• Collaborate with cross-functional teams including analysts and data scientists
• Contribute to Software Engineering Guild practices and standards
• Support end-to-end delivery of data engineering solutions
Required Technical Skills
1. Apache Spark
1. Python
1. ETL Tools (e.g., Alteryx, NiFi)
Desired / Nice-to-Have Skills
• SQL
• Cloud platforms (AWS or Azure)
Soft Skills
• Strong analytical and problem-solving skills
• Detail-oriented with the ability to explore and interpret complex datasets
• Strong collaboration and communication skills
• Ability to work independently and take ownership
