Senior ETL Developer / Senior Data Engineer (Azure & SQL)

Quantum Technologies LLC; Brecksville (OH); On-site; USD 65,000 - 107,000; Full time

Job summary

Quantum Technologies LLC is seeking an experienced Senior ETL Developer / Senior Data Engineer to join a fast-paced data engineering team. The role focuses on SQL, ETL development, and Azure cloud technologies to build reliable data solutions.

You will design scalable ETL pipelines, optimize complex queries, and collaborate with BI, AI, and DBA teams in a hybrid on-site environment in Brecksville, OH. 6–12 months with potential extension, onsite Day 1.

Qualifications

• Strong experience as a Senior ETL Developer or similar data engineering role.
• Hands-on with SQL, T-SQL, ETL development, and data integration.
• Experience with Microsoft Azure data technologies.
• Ability to design and optimize complex SQL queries and stored procedures.
• Experience with cloud and on-premises data environments.
• Strong communication and collaboration skills; capable in fast-paced teams.
• Willing to convert to permanent employment after 6–12 months; onsite from Day 1 in Brecksville, OH.

Responsibilities

• Design, develop, and implement scalable ETL pipelines for enterprise data repositories.
• Translate business requirements into technical data solutions.
• Develop stored procedures and advanced T-SQL queries.
• Extract data from Azure and Snowflake; stage in on-prem environments.
• Prepare datasets for AI teams and upload to AI cloud environment.
• Collaborate with AI teams to map data requirements and integration needs.
• Review, monitor, and optimize ETL jobs for reliable execution.
• Lead code reviews and maintain production stability with operations support.
• Document BI functionality and update SharePoint.

Skills

Senior ETL Developer

Senior Data Engineer

SQL

T-SQL

ETL development

Data integration

Azure

Snowflake

On-premises

Performance optimization

SQL debugging

BI collaboration

Tools

SSIS

SSRS

Power BI

Job description

Location:

Duration:

8Months+ Extension

Domain Exposure:

Telecom

Client:

To Be Discussed Later

Employment Type:

W-2, 1099, C2C

Work Authorization:

US Citizen, Green Card, H-1B, OPT-EAD, CPT, Other

Job Title:Senior ETL Developer / Senior Data Engineer (Azure & SQL)

Location:Brecksville, OH

Duration: 8 Months + Extension

Bill Rate: $78/hour (C2C)

Job Type: W-2, 1099, C2C

Client: To Be Discussed Later

Work Authorization: US Citizen, Green Card, OPT-EAD, CPT, H-1B, H4-EAD, Other

Job Description

We are seeking an experienced Senior ETL Developer / Senior Data Engineer with strong expertise in SQL, ETL development, and Azure cloud technologies to join a fast-paced enterprise data engineering team.

The ideal candidate will have extensive hands‑on experience designing, developing, and implementing scalable ETL pipelines, writing advanced T‑SQL queries and stored procedures, and integrating data from multiple cloud and on‑premises environments.

The candidate will work closely with business units, database administrators, BI teams, and AI teams to build reliable data solutions, optimize database performance, and support enterprise reporting and analytics initiatives.

This role requires a technically strong professional who can work independently, handle production issues, lead code reviews, and contribute to large-scale data engineering and business intelligence projects.

Required Qualifications

• Strong experience as a Senior ETL Developer, Senior Data Engineer, or in a similar data engineering role.
• Extensive hands‑on experience with:
  • SQL and Advanced T‑SQL
  • ETL development and data integration
  • Microsoft Azure data technologies
• Strong experience developing and optimizing complex SQL queries, stored procedures, and database packages.
• Experience building and maintaining scalable, high-performance ETL data pipelines.
• Experience working with cloud and on‑premises data environments.
• Ability to troubleshoot production issues, query performance, and database locking.
• Strong communication and collaboration skills.
• Ability to work in a fast‑paced, demanding team environment.
• Must be willing to convert to permanent employment after 6–12 months.
• Must be available to work onsite from Day 1 in Brecksville, OH.

Key Responsibilities

• Design, develop, and implement scalable, high-performance ETL pipelines to support enterprise data repositories.
• Gather business requirements from different departments and translate them into technical solutions.
• Develop efficient stored procedures, SQL packages, and advanced T‑SQL queries.
• Extract data from cloud platforms, including Azure and Snowflake, and stage it in on‑premises environments.
• Prepare and develop datasets from staged environments for AI teams and upload them to the designated AI cloud environment.
• Collaborate with AI teams to understand data requirements, mapping, and integration needs.
• Extract, transform, and integrate data from multiple source systems.
• Develop, troubleshoot, and maintain SSRS reports and implement necessary fixes.
• Review, schedule, and monitor ETL jobs to ensure reliable execution.
• Identify and resolve performance bottlenecks caused by inefficient SQL queries.
• Troubleshoot database locking and query performance issues in collaboration with DBA teams.
• Review existing and new ETL integrations and lead necessary design modifications.
• Conduct peer code reviews and ensure code quality before production deployment.
• Maintain production stability and provide ongoing operational support.
• Support and document Business Intelligence (BI) functionality.
• Regularly review and update technical documentation in SharePoint.
• Perform advanced business analysis, including data mining and predictive modeling.
• Leverage BI applications to improve business decision‑making.
• Collaborate across departments, lead large-scale projects, and provide technical guidance to BI resources.

We are an equal opportunity employer. All aspects of employment including the decision to hire, promote, discipline, or discharge, will be based on merit, competence, performance, and business needs. We do not discriminate on the basis of race, color, religion, marital status, age, national origin, ancestry, physical or mental disability, medical condition, pregnancy, genetic information, gender, sexual orientation, gender identity or expression, national origin, citizenship/ immigration status, veteran status, or any other status protected under federal, state, or local law.