[Remote] Sr Data Warehouse Lakehouse Developer

Note: The job is a remote job and is open to candidates in USA. Lumen Technologies connects the world by igniting business growth through data and applications. They are seeking a Senior Data Warehouse/Lakehouse Developer to design, build, and optimize enterprise data solutions, ensuring best practices in data engineering and testing while providing technical leadership to the team. Responsibilities • Develop and maintain ETL/ELT processes for Data Warehouse and Lakehouse environments • Create and optimize complex SQL queries, stored procedures, and data transformations • Build and enhance source-to-target mapping documents • Assist with UAT build and data loading for User Acceptance Testing • Estimate levels of effort (LOEs) for analysis, design, development, and testing tasks • Provide technical leadership and mentorship to team members • Collaborate with architects, system engineers, and product owners to understand and detail business/system requirements and logical/physical data models • Participate in and consult on integrated application and regression testing • Conduct training sessions for system operators, programmers, and end users • Analyze programming requests to ensure seamless integration with current applications • Perform data analysis and mapping to ensure accuracy and consistency • Generate test plans and test cases for quality assurance • Research and evaluate problems, recommend solutions, and implement decisions • Monitor and optimize data pipelines for performance and reliability • Stay current with emerging technologies and recommend improvements to architecture and processes • Adapt to changing priorities and aggressive project timelines while managing multiple complex projects Skills • Proficiency in SQL and at least one programming language (Python, Java, Scala) • Experience with ETL tools (Informatica, Kafka) and Lakehouse technologies (Azure Data Factory, PySpark) • Familiarity with databases (Databricks, Oracle, SQL Server) • Knowledge of modeling tools (Visio, ERwin, UML) and data analysis tools (TOAD, Oracle SQL Developer, DBeaver) • Strong understanding of data warehousing concepts and Lakehouse architecture • Ability to translate business requirements into technical solutions • Strong troubleshooting and performance tuning skills • Demonstrated organizational, oral, and written communication skills • 6+ years of experience with a Bachelor's degree OR 4+ years with a Master's degree • Proven ability to lead technical teams and manage projects • Experience in applications development and systems analysis • Project management experience • Familiarity with CI/CD pipelines and version control (Git) • Exposure to big data frameworks (Spark, Hadoop) and cloud ecosystems (Azure, AWS, GCP) Benefits • Health • Life • Voluntary Lifestyle benefits Company Overview • Lumen delivers the most secure platform for applications and data to help businesses, government and communities deliver amazing experiences It was founded in 1968, and is headquartered in Monroe, Louisiana, USA, with a workforce of 10001+ employees. Its website is https://www.lumen.com. Apply tot his job Apply To this Job