grvty · McLean, Virginia, United States
Skills: Python, Java, SQL, AWS
What You'll be Owning GRVTY is seeking an ETL Developer with a TS/SCI + Poly clearance (applicable to this customer) to join one of our top projects in McLean, VA. This role focuses on developing, maintaining, and optimizing data pipelines to ensure reliable data flow into a PostgreSQL database. The ideal candidate will have strong experience in ETL processes, data integration, and working with large, complex datasets, including geospatial data. Design, develop and manage ETL workflows using Apache NiFi to support a geospatial visualization platform Learn the nuances of the existing NiFi system and the related AWS and PostgreSQL infrastructure in order to monitor and troubleshoot real time issues Obtain an understanding of existing NiFi flows with minimal support from others Develop new NiFi flows that adopt best practices of existing NiFi flows Take feedback on NiFi flows and develop requested changes Take direction and communicate status via a ticketing system Interface with analysts via email, chat, and in person meetings to comprehend future data flow needs and refine general requirements into specific actions Interface with a development cycle using a local development environment of containerized infrastructure and version control via Git and NiFi Registry Gain competency in geospatial database design and employ best practices for table creation, indexing, and unique constraints Take feedback from analysts on nuances to support application data layers Programmatically manipulate and transform data from multiple sources Query and analyze large datasets using SQL Retrieve and process data from external systems via APIs Support data quality, integrity, and performance optimization efforts Understand Python and data science frameworks while differentiating between experimental prototypes and enterprise level software requirements Develop Python in support of data science related efforts or ETL prototypes What You Must Have Active TS/SCI with Polygraph Clearance Ba…
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