ADN Group

Senior Data Engineer

⭐ - Featured Role | Apply direct with Data Freelance Hub
This role is for a Senior Data Engineer in O'Fallon, MO, with a 6-month contract at an unspecified pay rate. Key skills include AWS, Azure, ETL, Spark, Python, and SQL. No visa sponsorship available; Microsoft Graph experience preferred.
🌎 - Country
United States
💱 - Currency
$ USD
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💰 - Day rate
Unknown
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🗓️ - Date
February 11, 2026
🕒 - Duration
More than 6 months
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🏝️ - Location
On-site
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📄 - Contract
Unknown
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🔒 - Security
Unknown
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📍 - Location detailed
Missouri, United States
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🧠 - Skills detailed
#Spark SQL #Python #AWS (Amazon Web Services) #SQL (Structured Query Language) #Alteryx #Scala #Security #"ETL (Extract #Transform #Load)" #Spark (Apache Spark) #Automation #Storage #Monitoring #Azure #Data Engineering #NiFi (Apache NiFi)
Role description
Job Title: Senior Data Engineer Job Location: O'Fallon, MO Work Model: Onsite Contract Duration: 06 Months. Technical Skills: Analytical Skills, AWS, Azure, Data Engineer, ETL, Alteryx, NIFI, Python, Spark, SQL NOTE: No Visa Sponsorship Responsibilities: • Assists senior resources in the assessment, analysis and implementation Microsoft Graph Data Connect • Acts as a technical lead for the project team and coordinate with different stakeholders including platform engineering, operations, data science & Microsoft technical support to help implement the solution • Supports holistic platform security posture which includes: o identifying risks o escalating potential concerns on a timely basis o implementing both risk mitigation plans and control functions • Follows policies, standards, guidelines, and design patterns, researching industry best practices across multiple technologies and business domains • Works closely with the project team to understand requirements and milestones • Implements proper quality checks and monitors to ensure reliable functioning of the solution • Creates well-defined monitoring tools, systems, and processes that effectively and efficiently manage the interconnected infrastructure Required Skills, Experience, & Abilities: • Spark • Python • ETL tools like Alteryx, NIFI • Strong analytical skills • Detail-oriented to explore the data • Experience in collaborating with external teams and supporting initiatives at an enterprise level • Exposure to Azure, M365, Microsoft Graph, Microsoft Graph Data Connect • Hands on experience using Azure - Compute, Storage (blob), configuration including Active • Directory Approval Groups, Application registrations, Data Factory, building automation pipelines, user provisioning, reporting, monitoring & alerts etc. • Good understanding of Microsoft 365, Microsoft Graph & Microsoft Graph Data connect • Good understanding of optimizing cost with efficient resource usage • Foundational knowledge of data lake & data science techniques is a plus • Creative and nimble with ability to overcome obstacles to solve hard problems • Flexible and responsive, with ability to adapt to rapid change in direction or business priority • Openness to feedback and strong self-awareness Desired Skills: • SQL • AWS or Azure Vishal (Victor) Verma | Assistant Manager vishal@nsitsolutions.com NS IT Solutions www.nsitsolutions.com