ETL Data Analyst

Job#: 3020219

Job Description:

Data Analyst | Control Automation & ETL Testing

Contract: through 12/31/26

Location: Hybrid from Wilmington, Delaware or RVA

• Design, develop, and maintain robust ETL pipelines to aggregate and transform raw data into actionable datasets for control execution.
• Optimize complex SQL queries and Python scripts to improve data processing speed and reliability across various database environments (Postgres, Snowflake, etc.).
• Integrate disparate data sources-including unstructured JSON and relational warehouses-into a unified data layer for risk reporting.
• Automated Data Validation & Scripted QA...
• Build and execute automated QA test suites using Python (e.g., PyTest, Great Expectations) to validate data completeness, accuracy, and timeliness.
• Develop "Data-as-Code" testing frameworks to catch anomalies or schema drift before they impact downstream control processes.
• Perform unit and integration testing on ETL code bases to ensure the logic reflects the underlying business and system rules.
• Data Governance & Lineage...
• Manage data repositories and CI/CD pipelines to ensure seamless and governed deployment of data assets.
• Drive adherence to data quality principles, including automated metadata capture and technical lineage mapping.
• Evaluate integration points to ensure SQL logic accurately captures the state of the systems being reported on.

General Responsibilities:

• Pipeline Optimization: Identify bottlenecks in data delivery and implement Python-based solutions to automate manual data work.
• Technical Partnership: Collaborate with Engineering and Ops to translate control requirements into technical specifications for ETL workflows.
• Strategic Problem Solving: Use a quantitative mindset to solve data gaps, leveraging Python libraries for deep-dive analysis into data anomalies.
• Communication: Clearly articulate technical risks and data discrepancies to non-technical stakeholders to drive remediation.

Basic Qualifications:

• Master's Degree in a quantitative or technical field.
• Proven experience building and running ETL pipelines in a production environment.
• Expert-level proficiency in Python and SQL, specifically for data manipulation and automated testing.
• Experience with relational and non-relational databases (Postgres, MySQL, DynamoDB, Cassandra, or similar).

Preferred Qualifications:

• Experience building automated QA frameworks for data validation.
• Hands-on experience with AWS services (S3, Glue, Lambda, IAM) to support serverless data processing.
• Familiarity with data orchestration tools (e.g., Airflow, Prefect) and version control (Git).
• Experience handling unstructured data (JSON) and transforming it for structured reporting.

EEO Employer

Apex Systems is an equal opportunity employer. We do not discriminate or allow discrimination on the basis of race, color, religion, creed, sex (including pregnancy, childbirth, breastfeeding, or related medical conditions), age, sexual orientation, gender identity, national origin, ancestry, citizenship, genetic information, registered domestic partner status, marital status, disability, status as a crime victim, protected veteran status, political affiliation, union membership, or any other characteristic protected by law. Apex will consider qualified applicants with criminal histories in a manner consistent with the requirements of applicable law. If you have visited our website in search of information on employment opportunities or to apply for a position, and you require an accommodation in using our website for a search or application, please contact our Employee Services Department at or .

Apex Systems is a world-class IT services company that serves thousands of clients across the globe. When you join Apex, you become part of a team that values innovation, collaboration, and continuous learning. We offer quality career resources, training, certifications, development opportunities, and a comprehensive benefits package. Our commitment to excellence is reflected in many awards, including ClearlyRated's Best of Staffing in Talent Satisfaction in the United States and Great Place to Work in the United Kingdom and Mexico. Apex uses a virtual recruiter as part of the application process. Click for more details.

Apex Benefits Overview: Apex offers a range of supplemental benefits, including medical, dental, vision, life, disability, and other insurance plans that offer an optional layer of financial protection. We offer an ESPP (employee stock purchase program) and a 401K program which allows you to contribute typically within 30 days of starting, with a company match after 12 months of tenure. Apex also offers a HSA (Health Savings Account on the HDHP plan), a SupportLinc Employee Assistance Program (EAP) with up to 8 free counseling sessions, a corporate discount savings program and other discounts. In terms of professional development, Apex hosts an on-demand training program, provides access to certification prep and a library of technical and leadership courses/books/seminars once you have 6+ months of tenure, and certification discounts and other perks to associations that include CompTIA and IIBA. Apex has a dedicated customer service team for our Consultants that can address questions around benefits and other resources, as well as a certified Career Coach. You can access a full list of our benefits, programs, support teams and resources within our 'Welcome Packet' as well, which an Apex team member can provide.