DATA510: Senior Data Engineer - ETL | Data Integration

About JerseySTEM All JerseySTEM roles are pro-bono (unpaid) positions. JerseySTEM is a mission-driven professional network of pro-bono contributors dedicated to improving access to STEM education and career pathways for underserved middle school girls in New Jersey. Members contribute their professional skills and leverage their networks in service of the organization’s gender-equity agenda.Membership is a minimum six-month commitment of approximately six flexible hours per week and includes a $100 refundable deposit, returned after six months of active membership. K–12 educators, retirees, veterans, interns, and students are exempt from the deposit. Overview This is a pro-bono volunteer position. JerseySTEM is seeking experienced Data Engineers to stabilize and scale core data pipelines that power analytics and reporting. The current platform complexity requires ownership from engineers who can design, implement, and maintain production grade workflows across multiple data sources.This role focuses on operational reliability, sound data modeling, and long term platform sustainability. Responsibilities Pipeline Engineering: Designing, configuring, and monitoring production grade ETL/ELT pipelines to ingest unstructured and structured data from third party data sources into our MySQL operational data warehouse using integrate.io. Implement CDC and incremental loading strategies for efficient and reliable refresh Security & Access Governance: Defining and auditing data access permissions, ensuring security guardrails are maintained as user access privileges rotate. API Management: Writing and debugging custom scripts and database queries to interact with native platform APIs. Data Mapping & Classification: Normalizing and mapping complex, disparate schemas from Salesforce CRM, iCIMS talent data, and Jira ticketing systems, and others. Design and maintain analytical models including fact and dimension tables. Operational Resilience: Manage schema changes, late arriving